jsp s:textfield只輸入數字

來源:互聯網
上載者:User
/*
        **@控制控制項只能輸入數字,含-(負號).(小數點)
        **@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 ;
                }
        }
        // ================================================================
        // 本函數用於限制文本輸入框中只能輸入數字"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 ;
                }
        }
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