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3:jsÅжÏÊÇ·ñÊäÈëÓ¢ÎÄ¡¢Ö»ÄÜÊäÈëÓ¢ÎÄ
4:jsÖ»ÄÜÊäÈëÊý×Ö,ÅжÏÊý×Ö¡¢ÑéÖ¤Êý×Ö¡¢¼ì²âÊý×Ö¡¢ÅжÏÊÇ·ñΪÊý×Ö¡¢Ö»ÄÜÊäÈëÊý×Ö
5:Ö»ÄÜÊäÈëÓ¢ÎÄ×Ö·ûºÍÊý×Ö
6: js emailÑéÖ¤ ¡¢js ÅжÏemail ¡¢ÐÅÏä/ÓÊÏä¸ñʽÑéÖ¤
7:js×Ö·û¹ýÂË,ÆÁ±Î¹Ø¼ü×Ö
8:jsÃÜÂëÑéÖ¤¡¢ÅжÏÃÜÂë
2.1: js ²»Îª¿Õ¡¢Îª¿Õ»ò²»ÊǶÔÏó ¡¢ÅжÏΪ¿Õ ¡¢Åжϲ»Îª¿Õ
2.2:±È½ÏÁ½¸ö±íµ¥ÏîµÄÖµÊÇ·ñÏàͬ
2.3:±íµ¥Ö»ÄÜΪÊý×ÖºÍ"_",
2.4:±íµ¥ÏîÊäÈëÊýÖµ/³¤¶ÈÏÞ¶¨
2.5:ÖÐÎÄ/Ó¢ÎÄ/Êý×Ö/ÓʼþµØÖ·ºÏ·¨ÐÔÅжÏ
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1. ³¤¶ÈÏÞÖÆ
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function test()
{
if(document.a.b.value.length>50)
{
alert("²»Äܳ¬¹ý50¸ö×Ö·û£¡");
document.a.b.focus();
return false;
}
}
</script>
<form test()">
<textarea cols="40" wrap="VIRTUAL" rows="6"></textarea>
<input type="submit" value="check">
</form>
2. Ö»ÄÜÊǺº×Ö
<input /oblog/value.replace(/[^\u4E00-\u9FA5]/g,'')">
3." Ö»ÄÜÊÇÓ¢ÎÄ
<script language=javascript>
function onlyEng()
{
if(!(event.keyCode>=65&&event.keyCode<=90))
event.returnvalue=false;
}
</script>
<input >
4. Ö»ÄÜÊÇÊý×Ö
<script language=javascript>
function onlyNum()
{
if(!((event.keyCode>=48&&event.keyCode<=57)||(event.keyCode>=96&&event.keyCode<=105)))
//¿¼ÂÇС¼üÅÌÉϵÄÊý×Ö¼ü
event.returnvalue=false;
}
</script>
<input >
5. Ö»ÄÜÊÇÓ¢ÎÄ×Ö·ûºÍÊý×Ö
<input /oblog/value.replace(/[\W]/g,"'') "text',clipboardData.getData('text').replace(/[^\d]/g,''))">
6. ÑéÖ¤ÓÍÏä¸ñʽ
<SCRIPT LANGUAGE=javascript RUNAT=Server>
function isEmail(strEmail) {
if (strEmail.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1)
return true;
else
alert("oh");
}
</SCRIPT>
<input type=text
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