只讓輸入數(shù)字的輸入框
<body>
<script>
function JHshNumberText()
{
if ( !(((window.event.keyCode >= 48) && (window.event.keyCode <= 57))
|| (window.event.keyCode == 13) || (window.event.keyCode == 46)
|| (window.event.keyCode == 45)))
{
window.event.keyCode = 0 ;
}
}
</s cript>
<form name=frm>
<input type=text name=test value="" onKeypress="JHshNumberText()">
<input type=button name=submit value=submit>
</form>
</body>
只能輸入漢字的輸入框
<SCRIPT>
function onlychinese()
{
if ((window.event.keyCode >=32) && (window.event.keyCode <= 126))
{
window.event.keyCode = 0 ;
}
}
</SCRIPT>
<FORM name=frm >只能輸入漢字的輸入框
<P><INPUT onkeypress="onlychinese() " name=test> <INPUT type=button value=只能輸入中文 name=submit onclick="javascript:ALERT('謝謝您的訪問(wèn)!')"> </P></FORM>
posted on 2005-06-10 14:17
楚客 閱讀(1165)
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