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Summary of various methods for deleting option options in javascript_javascript skills

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Release: 2016-05-16 17:13:14
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1. JavaScript
Copy code The code is as follows:

var oSel= document.form1.DropDownCity;
while(oSel.options.length>0){
oSel.removeChild(oSel.options[0]);
}

2. JavaScript
Copy code The code is as follows:



3. JavaScript
Copy code The code is as follows:



4. JavaScript
Copy code The code is as follows:



removeOption Usage in IE
Copy code The code is as follows:

function removeOption(index)
{
document.getElementById("selUnassignedUsers").options.remove(index);
}

removeOption Usage in FF
Copy code The code is as follows:

function removeOption(index)
{
document.getElementById("selUnassignedUsers") .remove(index);
}
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