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jquery after append appendto three functions of the difference (GO)

Source: Internet
Author: User
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1. After function definition and usage: After () method inserts the specified content after the selected element. Syntax: $ (selector). After (content) instance:

<script type= "Text/javascript" src= "/jquery/jquery.js" ></script>
<script type= "Text/javascript" >
$ (). Ready (function () {
$ ("button"). Click (function () {
$ ("span"). After ("<a href=" # ">ddddd</a>")

})
})
</script>

<body>
<span>aaaaaaaaaaaaaaa</span>
<button>after functions </button>
</body>

The results are as follows:

<span>aaaaaaaaaaaaaaa</span>
<a href= "#" >ddddd</a>

The span tag has one more a tag behind it.

2. Append function definition and usage: the Append () method inserts the specified content at the end of the selected element (still inside). Syntax: $ (selector). Append ( contentInstance

<script type= "Text/javascript" src= "/jquery/jquery.js" ></script>
<script type= "Text/javascript" >
$ (). Ready (function () {
$ ("button"). Click (function () {
$ ("span"). Append ("<a href=" # ">ddddd</a>")

})
})
</script>

<body>
<span>aaaaaaaaaaaaaaa</span>
<button>after functions </button>
</body>


The results are as follows:

<span>aaaaaaaaaaaaaaa<a href= "#" >ddddd</a></span>
More than one a tag inside the span tag

3. appendTo function definition and usage: the AppendTo () method inserts the specified content at the end of the selected element (still inside). Syntax: $ ( content). AppendTo ( selectorInstance

<script type= "Text/javascript" src= "/jquery/jquery.js" ></script>
<script type= "Text/javascript" >
$ (). Ready (function () {
$ ("button"). Click (function () {
$ ("span"). AppendTo ("<a href=" # ">ddddd</a>"), so the wording is incorrect

$ ("<a href=" # ">ddddd</a>"). AppendTo ("span")

})
})
</script>

<body>
<span>aaaaaaaaaaaaaaa</span>
<button>after functions </button>
</body>


The results are as follows:

<span>aaaaaaaaaaaaaaa<a href= "#" >ddddd</a></span>
More than one a tag inside the span tag

The effect is the same as the APPEND function, except that they are written in the opposite way.

Note: The Before function, in contrast to the after function, indicates that the element is preceded by the specified element

jquery after append appendto three functions of the difference (GO)

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