# Size Effect
# Size Effect
Categories: [Effects](http://www.css88.com/jquery-ui-api/category/effects/ "View all posts in Effects")
**Description:** 将元素的尺寸设置到一个指定的宽度和高度。
- #### size
- **to**Type: [Object](http://api.jquery.com/Types/#Object)改变后高和宽。
- **origin** (default: `[ "top", "left" ]`)Type: [Array](http://api.jquery.com/Types/#Array)特效起始的方向。
- **scale** (default: `"both"`)Type: [String](http://api.jquery.com/Types/#String)确定元素的哪个区域将被缩放: `"both"`, `"box"`, `"content"`。Box值缩放元素的border和padding; content值缩放元素内部的所有内容。
## Example:
#### 使用尺寸特效来改变div的尺寸。
```
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>size demo</title>
<link rel="stylesheet" href="http://code.jquery.com/ui/1.10.3/themes/smoothness/jquery-ui.css">
<style>
#toggle {
width: 100px;
height: 100px;
background: #ccc;
}
</style>
<script src="http://code.jquery.com/jquery-1.9.1.js"></script>
<script src="http://code.jquery.com/ui/1.10.3/jquery-ui.js"></script>
</head>
<body>
<p>Click anywhere to resize the box.</p>
<div id="toggle"></div>
<script>
$( document ).click(function() {
$( "#toggle" ).effect( "size", {
to: { width: 200, height: 60 }
}, 1000 );
});
</script>
</body>
</html>
```
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