正则限制文本输入

(编辑：jimmy 日期: 2025/10/19 浏览：3 次 )

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<P>小写英文：<xmp style="display:inline"> </xmp><input id=test onkeypress="regInput(/^[a-z]*$/)" style="ime-mode:Disabled">大写英文：<xmp style="display:inline"> </xmp><input id=test onkeypress="regInput(/^[A-Z]*$/)" style="ime-mode:Disabled">任意数字：<xmp style="display:inline"> </xmp><input id=test onkeypress="regInput(/^[0-9]*$/)" style="ime-mode:Disabled">限2位小数：<xmp style="display:inline"> </xmp><input id=test onkeypress="regInput(/^\d*\.?\d{0,2}$/)" style="ime-mode:Disabled"> 如: 123.12日　  期：<xmp style="display:inline"> </xmp><input id=test onkeypress="regInput(/^\d{1,4}([-\/](\d{1,2}([-\/](\d{1,2})?)?)?)?$/)" style="ime-mode:Disabled"> 如: 2002-9-29任意中文：<xmp style="display:inline"> </xmp><input onkeypress="regInput(/^$/)">部分英文：<xmp style="display:inline"> </xmp><input onkeypress="regInput(/^[a-e]*$/i)"  style="ime-mode:Disabled"> 范围: a,b,c,d,e部分中文：<xmp style="display:inline"> </xmp><input onkeypress="return false" onkeydown="setTimeout('checkChinese('+this.value.length+','+this.uniqueID+')', 1)"> 范围: 一二三四五六七八九十</P>
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