<head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>JavaScript之模拟评星打分</title> </head> <style> .xx{ cursor:pointer; } </style> <script type="text/javascript"> function clickStart(index){ clearStart(); for(var i=1;i<=index;i++){ var span = document.getElementById('start'+i); //星星逐步递增 //alert('span-->'+span) span.innerHTML='★'; } } function clearStart(){ for(var i=1;i<=8;i++){ var span = document.getElementById('start'+i); span.innerHTML='☆'; } } </script> <span onclick='clickStart(1)' id='start1' class='xx'>☆</span> <span onclick='clickStart(2)' id='start2' class='xx'>☆</span> <span onclick='clickStart(3)' id='start3' class='xx'>☆</span> <span onclick='clickStart(4)' id='start4' class='xx'>☆</span> <span onclick='clickStart(5)' id='start5' class='xx'>☆</span> <span onclick='clickStart(6)' id='start6' class='xx'>☆</span> <span onclick='clickStart(7)' id='start7' class='xx'>☆</span> <span onclick='clickStart(8)' id='start8' class='xx'>☆</span> </body>
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