/* **@控制控件只能输入数字,含-(负号).(小数点) **@Inline HTML: <ELEMENT ... onkeypress="javascript:onlyNumber()" style="ime-mode:disabled"> For Input **@Event property: object.attachEvent("onkeypress",onlyNumber);object.style.imeMode = "disabled"; **@Author:wangwq@atools */ function onlyNumber(){ 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 ; } } // 本函数用于限制文本输入框中只能输入数字"0"到"9" //@Inline HTML: <ELEMENT ... onkeypress="javascript:JHshNumberText()" style="ime-mode:disabled"> For Input //@Event property: object.attachEvent("onkeypress",JHshNumberText);object.style.imeMode = "disabled"; function JHshNumberText() { if ( !(((window.event.keyCode >= 48) && (window.event.keyCode <= 57)) || (window.event.keyCode == 13))) { window.event.keyCode = 0 ; } } <input name="aa" type="text" onkeypress="javascript:JHshNumberText()" style="ime-mode:disabled" ondragenter="javascript:return false;" onpaste="return false">

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本文标题：JS input 数字验证代码

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