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Add and delete dynamic File Upload buttons using js and jquery

Source: Internet
Author: User
Tags jquery file upload
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Add and delete dynamic File Upload buttons using js and jquery

This article introduces how to use js and jquery to add and delete dynamic file upload operation buttons. The example is as follows.

Javascript implementation

The Code is as follows:

<! DOCTYPE html PUBLIC "-// W3C // dtd xhtml 1.0 Transitional // EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<Html xmlns = "http://www.w3.org/1999/xhtml">

<Head>

<Meta http-equiv = "Content-Type" content = "text/html; charset = UTF-8"/>

<Title> jquery File Upload </title>

<Script type = "text/javascript" src = "jquery-1.7.2.js"> </script>

<Script type = "text/javascript">

Var addMore = function (){

Var div = document. getElementById ("div2 ");

Var br = document. createElement ("br ");

Var input = document. createElement ("input ");

Var button = document. createElement ("input ");

 

Input. setAttribute ("type", "file ");

Button. setAttribute ("type", "button ");

Button. setAttribute ("value", "Remove ");

 

Button. onclick = function (){

Div. removeChild (br );

Div. removeChild (input );

Div. removeChild (button );

}

 

Div. appendChild (br );

Div. appendChild (input );

Div. appendChild (button );

}

// Move the node

// $ (Function (){

 

//});

</Script>

</Head>

 

<Body>

<Div id = "div1">

<Input type = "file" id = "upload"/>

<Input type = "button" id = "btn" value = "more" onclick = "addMore ();"/>

</Div>

<Div id = "div2"> </div>

</Body>

 

</Html>

 

Jquery implementation

The Code is as follows:

<! DOCTYPE html PUBLIC "-// W3C // dtd xhtml 1.0 Transitional // EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<Html xmlns = "http://www.w3.org/1999/xhtml">

<Head>

<Meta http-equiv = "Content-Type" content = "text/html; charset = UTF-8"/>

<Title> jquery File Upload </title>

<Title> jquery1 </title>

<Script type = "text/javascript" src = "jquery-1.7.2.js"> </script>

<Script type = "text/javascript">

/** Var addMore = function (){

Var div = document. getElementById ("div2 ");

Var br = document. createElement ("br ");

Var input = document. createElement ("input ");

Var button = document. createElement ("input ");

 

Input. setAttribute ("type", "file ");

Button. setAttribute ("type", "button ");

Button. setAttribute ("value", "Remove ");

 

Button. onclick = function (){

Div. removeChild (br );

Div. removeChild (input );

Div. removeChild (button );

}

 

Div. appendChild (br );

Div. appendChild (input );

Div. appendChild (button );

}**/

// Add and delete buttons for file upload using jquery

$ (Function (){

$ ("Input [type = button]"). click (function (){

Var br = $ ("<br> ");

Var input = $ ("<input type = 'file'/> ");

Var button = $ ("<input type = 'button 'value = 'delete'/> ");

$ ("# Div1"). append (br). append (input). append (button );

 

Button. click (function (){

Br. remove ();

Input. remove ();

Button. remove ();

});

});

});

</Script>

</Head>

 

<Body>

<Div id = "div1">

<Input type = "file" id = "upload"/>

<Input type = "button" id = "btn" value = "more" onclick = "addMore ();"/>

</Div>

<Div id = "div2"> </div>

</Body>

</Html>

 

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

Related Keywords:
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