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ช่วยเกี่ยวกับ PHP บังคับกดปุ่มตามลำดับด้วยครับ คือผมต้องการสร้างปุ่ม ให้ user กดตามลำดับอ่ะครับ ช่วยแนะนำด้วย ตัวอย่างเช่นมี button 1,2,3 จะไปกดปุ่มอื่นไม่ได้ถ้าไม่กดปุ่มที่ 1 ก่อน หลังจากนั้น ปุ่ม 2 ก็ enable ให้กดตามลำดับครับ ขอบคุณครับ |
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Code (JavaScript)
<html>
<head>
<script language="javascript">
function fncOnload(){
for(var i=2;i<=3;i++){
document.getElementById("btn"+i).disabled = true;
}
}
function fncOnclick(_id){
document.getElementById("btn"+_id).disabled = true;
if(_id<=3){
document.getElementById("btn"+(_id+1)).disabled = false;
}
}
</script>
</head>
<body onload="fncOnload();">
<INPUT TYPE="button" name="btn1" id="btn1" value="1" onclick="fncOnclick(1);">
<INPUT TYPE="button" name="btn2" id="btn2" value="2" onclick="fncOnclick(2);">
<INPUT TYPE="button" name="btn3" id="btn3" value="3" onclick="fncOnclick(3);">
</body>
</html>
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Date :
2012-11-07 15:50:16 |
By :
thep |
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Load balance : Server 04
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