標籤：xhtml 1.0 head xhtml 運算式 password amp public logs exe
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>passwordCheck</title> <script type="text/javascript" src="Js/jquery1.6.1.js"></script> <script type="text/javascript"> $(function() { $(‘#pwd‘).keyup(function() { var val = $(this).val(); isDigit(val); }); function isDigit(s) { var pattern_d = /^\d+$/; //全數字 var pattern_s = /^[A-Za-z]+$/ //全字元 var pattern_w = /^\w+$/; //數字或者字元 var pattern_W = /^\W+$/ //全非數字也非字元 var pattern_r = /^\w+\W+[\w\W]*\w+$/ //以字母或者數字開頭結尾的字串 var html = ‘‘; var x = 0; var y = 0; $(‘#user‘).html(s); if(pattern_W.exec(s)) { html += ‘非數字也非字元<br />‘; x = 0; y = 0; } if(pattern_w.exec(s)) { html += ‘數字或者字元<br />‘; y = 1; } if(pattern_d.exec(s)) { html += ‘全數字<br />‘; x = 1; y = 0; } if(pattern_s.exec(s)) { html += ‘全字元<br />‘; x = 2; y = 0; } if(pattern_r.exec(s)) { html += ‘以字母或者數字開頭結尾的字串<br />‘; x = 3; y = 2; } if( y === 0 && x === 0) { html += ‘密碼格式錯誤<br />‘; } if( x > 0 && y === 0) { html += ‘安全層級《低》<br />‘; } if( x === 0 && y === 1) { html += ‘安全層級《中》<br />‘; } if( y === 2) { html += ‘安全層級《高》<br />‘; } html += x + ‘<br />‘ + y; $(‘#password‘).html(html); }; }); </script> </head> <body> <form action="#" method="#"> 使用者名稱：<input type="text" name="" /><span id="user"></span><br /> 密碼：<input type="password" name="" id="pwd" /><span id="password"></span><br /> </form> </body> </html>
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