tryit_view.asp@filename=trydhtml_form_selectall
来自「W3Schools tutorial..web designing」· ASP@FILENAME=TRYDHTML_FORM_SELECTALL 代码 · 共 35 行
ASP@FILENAME=TRYDHTML_FORM_SELECTALL
35 行
<html>
<head>
<script type="text/javascript">
function makeCheck(thisForm)
{
for (i = 0; i < thisForm.option.length; i++)
{
thisForm.option[i].checked=true;
}
}
function makeUncheck(thisForm)
{
for (i = 0; i < thisForm.option.length; i++)
{
thisForm.option[i].checked=false;
}
}
</script>
</head>
<body>
<form name="myForm">
<input type="button" value="Check" onclick="makeCheck(this.form)">
<input type="button" value="Uncheck" onclick="makeUncheck(this.form)">
<br />
<input type="checkbox" name="option">Apples<br />
<input type="checkbox" name="option">Oranges<br />
<input type="checkbox" name="option">Bananas<br />
<input type="checkbox" name="option">Melons
</form>
</body>
</html>
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