JavaScript Reference/Javascript Properties/size select — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
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Текущая версия на 11:21, 26 мая 2010
"size" Example
<source lang="javascript">
<script> function function1() {
var col = document.all.colors.size; alert(col+" number of options")
} </script> <form method="post" action=""> <select id="colors" size="10">
<option value="white" selected>White</option> <option value="cyan">Cyan</option> <option value="ivory">Ivory</option> <option value="blue">Blue</option> <option value="red">Red</option> <option value="lightblue">Lightblue</option> <option value="beige">Beige</option>
</select> <input type="button" value="Number of options" onclick="function1();"> </form>
</source>
"size" is applied to
<source lang="javascript">
+----------------+--------------------------------------------------------------+ | Applied_To |<select> | +----------------+--------------------------------------------------------------+
</source>
"size" Syntax and Note
<source lang="javascript">
Note: Read and write property. Sets the number of rows in <select> list element.
Syntax:
document.getElementById("selectID").size = value document.all.selectID.size = value // IE only
</source>