JavaScript Reference/Javascript Methods/add
Версия от 18:30, 25 мая 2010; (обсуждение)
"add()" Example
<html>
<body>
<script language="JavaScript">
function function1() {
var newOption = document.createElement("<option value="TOYOTA">");
document.all.mySelect.options.add(newOption);
newOption.innerText = "Toyota";
}
function function2() {
document.all.mySelect.options.remove(0);
}
</script>
<select id="mySelect">
<option value="HONDA">Honda</option>
<option value="ACURA">Acura</option>
<option value="LEXUS">Lexus</option>
</select>
<input type="button" value="Add" onclick="function1();">
<input type="button" value="Remove" onclick="function2();">
</body>
</html>
"add()" is applied to
Names noted with an asterisk (*) are JavaScript properties only.
+----------------+--------------------------------------------------------------+
| Applied_To |areas* controlRange* |
| |options* <select> |
+----------------+--------------------------------------------------------------+
"add()" Syntax, Parameters and Note
Note:
Adds an element to the collection.
Syntax:
document.all.selectID.add(param1, param2)
collectionName.add(param1, param2)
Parameters:
param1 Required; the element to add.
param2 Optional; the index position for the added element.