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<!DOCTYPE html> <meta charset="utf-8"> <link href="/static/next/css/tryit.css?v=2017082407" rel="stylesheet"/> <script src="https://cdn.staticfile.org/jquery/2.2.4/jquery.min.js"></script> <style> div { color: blue; } p { color: green; margin: 0; } span { color: red; } </style> <div></div> <p></p> <span></span> <script> $(function () { var arr = [ 1, 9, 3, 8, 6, 1, 5, 9, 4, 7, 3, 8, 6, 9, 1 ]; $( "div" ).text( arr.join( ", " ) ); arr = jQuery.grep(arr, function( n, i ) { return ( n !== 5 && i > 4 ); }); $( "p" ).text( arr.join( ", " ) ); arr = jQuery.grep(arr, function( a ) { return a !== 9; }); $( "span" ).text( arr.join( ", " ) ); }) </script> <footer>简单教程，简单编程<br/>Copyright © 简单教程 www.twle.cn</footer>
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