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[js] 숫자만 입력하게 하는 자바스크립트

by hooni posted Apr 23, 2013
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자바스크립트 코드.

<script>
function onlyNumber(obj){
    val=obj.value;
    re=/[^0-9]/gi;
    obj.value=val.replace(re,"");
}
</script>


마크업 코드.

<input type="text" name="htxtNum" onkeypress="onlyNumber(this)"
    onblur="onlyNumber(this)">