add topic_2
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4b2868343e
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<!DOCTYPE html>
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<html lang="ru">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<link rel="stylesheet" href="normalize.css">
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<link rel="stylesheet" href="style.css">
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<meta name="descrpition" content="Игра 'Крестики-нолики'">
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<title>Игра "Крестики-нолики"</title>
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</head>
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<body>
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<table id="field">
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<tr>
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<td></td>
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<td></td>
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<td></td>
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</tr>
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<tr>
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<td></td>
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<td></td>
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<td></td>
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</tr>
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<tr>
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<td></td>
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<td></td>
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<td></td>
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</tr>
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</table>
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<script src="script.js"></script>
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</body>
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</html>
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/*! normalize.css v8.0.1 | MIT License | github.com/necolas/normalize.css */
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/* Document
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========================================================================== */
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/**
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* 1. Correct the line height in all browsers.
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* 2. Prevent adjustments of font size after orientation changes in iOS.
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*/
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html {
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line-height: 1.15; /* 1 */
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-webkit-text-size-adjust: 100%; /* 2 */
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}
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/* Sections
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========================================================================== */
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/**
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* Remove the margin in all browsers.
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*/
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body {
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margin: 0;
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}
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/**
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* Render the `main` element consistently in IE.
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*/
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main {
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display: block;
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}
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/**
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* Correct the font size and margin on `h1` elements within `section` and
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* `article` contexts in Chrome, Firefox, and Safari.
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*/
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h1 {
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font-size: 2em;
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margin: 0.67em 0;
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}
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/* Grouping content
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========================================================================== */
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/**
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* 1. Add the correct box sizing in Firefox.
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* 2. Show the overflow in Edge and IE.
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*/
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hr {
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box-sizing: content-box; /* 1 */
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height: 0; /* 1 */
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overflow: visible; /* 2 */
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}
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/**
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* 1. Correct the inheritance and scaling of font size in all browsers.
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* 2. Correct the odd `em` font sizing in all browsers.
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*/
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pre {
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font-family: monospace, monospace; /* 1 */
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font-size: 1em; /* 2 */
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}
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/* Text-level semantics
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========================================================================== */
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/**
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* Remove the gray background on active links in IE 10.
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*/
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a {
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background-color: transparent;
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}
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/**
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* 1. Remove the bottom border in Chrome 57-
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* 2. Add the correct text decoration in Chrome, Edge, IE, Opera, and Safari.
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*/
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abbr[title] {
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border-bottom: none; /* 1 */
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text-decoration: underline; /* 2 */
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text-decoration: underline dotted; /* 2 */
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}
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/**
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* Add the correct font weight in Chrome, Edge, and Safari.
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*/
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b,
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strong {
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font-weight: bolder;
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}
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/**
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* 1. Correct the inheritance and scaling of font size in all browsers.
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* 2. Correct the odd `em` font sizing in all browsers.
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*/
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code,
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kbd,
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samp {
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font-family: monospace, monospace; /* 1 */
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font-size: 1em; /* 2 */
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}
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/**
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* Add the correct font size in all browsers.
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*/
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small {
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font-size: 80%;
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}
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/**
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* Prevent `sub` and `sup` elements from affecting the line height in
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* all browsers.
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*/
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sub,
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sup {
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font-size: 75%;
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line-height: 0;
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position: relative;
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vertical-align: baseline;
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}
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sub {
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bottom: -0.25em;
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}
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sup {
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top: -0.5em;
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}
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/* Embedded content
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========================================================================== */
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/**
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* Remove the border on images inside links in IE 10.
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*/
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img {
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border-style: none;
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}
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/* Forms
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========================================================================== */
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/**
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* 1. Change the font styles in all browsers.
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* 2. Remove the margin in Firefox and Safari.
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*/
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button,
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input,
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optgroup,
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select,
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textarea {
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font-family: inherit; /* 1 */
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font-size: 100%; /* 1 */
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line-height: 1.15; /* 1 */
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margin: 0; /* 2 */
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}
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/**
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* Show the overflow in IE.
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* 1. Show the overflow in Edge.
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*/
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button,
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input { /* 1 */
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overflow: visible;
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}
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/**
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* Remove the inheritance of text transform in Edge, Firefox, and IE.
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* 1. Remove the inheritance of text transform in Firefox.
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*/
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button,
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select { /* 1 */
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text-transform: none;
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}
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/**
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* Correct the inability to style clickable types in iOS and Safari.
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*/
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button,
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[type="button"],
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[type="reset"],
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[type="submit"] {
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-webkit-appearance: button;
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}
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/**
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* Remove the inner border and padding in Firefox.
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*/
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button::-moz-focus-inner,
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[type="button"]::-moz-focus-inner,
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[type="reset"]::-moz-focus-inner,
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[type="submit"]::-moz-focus-inner {
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border-style: none;
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padding: 0;
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}
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/**
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* Restore the focus styles unset by the previous rule.
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*/
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button:-moz-focusring,
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[type="button"]:-moz-focusring,
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[type="reset"]:-moz-focusring,
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[type="submit"]:-moz-focusring {
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outline: 1px dotted ButtonText;
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}
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/**
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* Correct the padding in Firefox.
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*/
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fieldset {
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padding: 0.35em 0.75em 0.625em;
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}
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/**
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* 1. Correct the text wrapping in Edge and IE.
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* 2. Correct the color inheritance from `fieldset` elements in IE.
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* 3. Remove the padding so developers are not caught out when they zero out
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* `fieldset` elements in all browsers.
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*/
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legend {
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box-sizing: border-box; /* 1 */
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color: inherit; /* 2 */
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display: table; /* 1 */
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max-width: 100%; /* 1 */
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padding: 0; /* 3 */
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white-space: normal; /* 1 */
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}
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/**
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* Add the correct vertical alignment in Chrome, Firefox, and Opera.
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*/
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progress {
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vertical-align: baseline;
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}
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/**
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* Remove the default vertical scrollbar in IE 10+.
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*/
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textarea {
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overflow: auto;
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}
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/**
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* 1. Add the correct box sizing in IE 10.
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* 2. Remove the padding in IE 10.
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*/
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[type="checkbox"],
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[type="radio"] {
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box-sizing: border-box; /* 1 */
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padding: 0; /* 2 */
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}
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/**
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* Correct the cursor style of increment and decrement buttons in Chrome.
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*/
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[type="number"]::-webkit-inner-spin-button,
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[type="number"]::-webkit-outer-spin-button {
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height: auto;
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}
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/**
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* 1. Correct the odd appearance in Chrome and Safari.
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* 2. Correct the outline style in Safari.
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*/
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[type="search"] {
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-webkit-appearance: textfield; /* 1 */
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outline-offset: -2px; /* 2 */
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}
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/**
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* Remove the inner padding in Chrome and Safari on macOS.
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*/
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[type="search"]::-webkit-search-decoration {
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-webkit-appearance: none;
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}
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/**
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* 1. Correct the inability to style clickable types in iOS and Safari.
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* 2. Change font properties to `inherit` in Safari.
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*/
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::-webkit-file-upload-button {
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-webkit-appearance: button; /* 1 */
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font: inherit; /* 2 */
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}
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/* Interactive
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========================================================================== */
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/*
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* Add the correct display in Edge, IE 10+, and Firefox.
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*/
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details {
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display: block;
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}
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/*
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* Add the correct display in all browsers.
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*/
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summary {
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display: list-item;
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}
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/* Misc
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========================================================================== */
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/**
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* Add the correct display in IE 10+.
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*/
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template {
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display: none;
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}
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/**
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* Add the correct display in IE 10.
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*/
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[hidden] {
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display: none;
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}
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const combs = [
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[0, 1, 2],
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[3, 4, 5],
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[6, 7, 8],
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[0, 3, 6],
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[1, 4, 7],
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[2, 5, 8],
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[0, 4, 8],
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[2, 4, 6],
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];
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// Получаю ячейки таблицы в переменную:
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let cells = document.querySelectorAll('#field td');
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start(cells);
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// Для начала делаю так, чтобы по нажатию на любую ячейку таблицы в этой ячейке просто появлялся крестик.
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// Для этого создаю функцию start, параметром принимающую массив ячеек таблицы.
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// Также реализую чередования крестиков и ноликов. Для этого вводится счётчик ходов: крестик будет появляться на чётные значения счётчика, а нолик - на нечётные.
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function start(cells) {
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let i = 0;
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for (let cell of cells) {
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cell.addEventListener('click', function step() {
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this.innerHTML = ['X', 'O'][i % 2];
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this.removeEventListener('click', step);
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if (isVictory(cells)) {
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alert("Победил " + this.innerHTML); // выводится имя победителя - X или 0
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} else if (i === 8) {
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alert('Ничья');
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}
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i++;
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});
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}
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}
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// Реализую функцию isVictory, которая параметром будет принимать массив ячеек и возвращать true, если на поле есть победа, и false, если нет.
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function isVictory(cells) {
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for (let comb of combs) {
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if (
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cells[comb[0]].innerHTML === cells[comb[1]].innerHTML &&
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cells[comb[1]].innerHTML === cells[comb[2]].innerHTML &&
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cells[comb[0]].innerHTML !== ''
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) {
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return true;
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}
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}
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return false;
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}
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@ -0,0 +1,24 @@
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#field td {
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width: 200px;
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height: 200px;
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border: 5px solid black;
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text-align: center;
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font-weight: bold;
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font-size: 150px;
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color: blue;
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}
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.link-container {
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margin: 25px 30px 0;
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}
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.link {
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text-decoration: none;
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color: red;
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font-size: 50px;
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opacity: 1;
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}
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.link:hover {
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opacity: 0.4;
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}
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