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JQuery selects the checkbox method code instance

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JQuery selects the checkbox method code instance

This article mainly introduces the code example of the checkbox method selected by JQuery (full selection, reverse selection, and no selection). This article provides the code example directly. If you need it, refer

1. Select checkbox list

Code:

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<! 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 runat = "server">

<Title> </title>

<Script src = "Scripts/jquery-1.7.min.js" type = "text/javascript"> </script>

<Script type = "text/javascript">

$ (Function (){

// Select all

$ ("# BtnCheckAll"). bind ("click", function (){

$ ("[Name = chkItem]: checkbox"). attr ("checked", true );

});

 

// None

$ ("# BtnCheckNone"). bind ("click", function (){

$ ("[Name = chkItem]: checkbox"). attr ("checked", false );

});

 

// Invert Selection

$ ("# BtnCheckReverse"). bind ("click", function (){

$ ("[Name = chkItem]: checkbox"). each (function (){

$ (This). attr ("checked ",! $ (This). attr ("checked "));

});

});

 

// None

$ ("# BtnSubmit"). bind ("click", function (){

Var result = new Array ();

$ ("[Name = chkItem]: checkbox"). each (function (){

If ($ (this). is (": checked ")){

Result. push ($ (this). attr ("value "));

}

});

 

Alert (result. join (","));

});

});

</Script>

</Head>

<Body>

<Div>

<Input name = "chkItem" type = "checkbox" value = "today's topic"/> today's topic

<Input name = "chkItem" type = "checkbox" value = "visual Focus"/> visual focus

<Input name = "chkItem" type = "checkbox" value = "finance"/> Finance

<Input name = "chkItem" type = "checkbox" value = "Auto"/> auto

<Input name = "chkItem" type = "checkbox" value = "technology"/> Technology

<Input name = "chkItem" type = "checkbox" value = ""/> Real Estate

<Input name = "chkItem" type = "checkbox" value = "Tourism"/> Tourism

</Div>

<Div>

<Input id = "btnCheckAll" type = "button" value = "select all"/>

<Input id = "btnCheckNone" type = "button" value = "NONE"/>

<Input id = "btnCheckReverse" type = "button" value = "invert"/>

<Input id = "btnSubmit" type = "button" value = "Submit"/>

</Div>

</Body>

</Html>

2. Select checkbox table

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<! 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 runat = "server">

<Title> </title>

<Style type = "text/css">

Table

{

Border-collapse: collapse;

}

Td

{

Border: 1px solid # ccc;

}

</Style>

<Script src = "Scripts/jquery-1.7.min.js" type = "text/javascript"> </script>

<Script type = "text/javascript">

$ (Function (){

// ChkAll select all events

$ ("# ChkAll"). bind ("click", function (){

$ ("[Name = chkItem]: checkbox"). attr ("checked", this. checked );

});

 

// ChkItem event

$ ("[Name = chkItem]: checkbox"). bind ("click", function (){

Var $ chk = $ ("[name = chkItem]: checkbox ");

$ ("# ChkAll"). attr ("checked", $ chk. length = $ chk. filter (": checked"). length );

})

});

</Script>

</Head>

<Body>

<Table id = "tb">

<Thead>

<Tr>

<Td>

<Input id = "chkAll" type = "checkbox"/>

</Td>

<Td>

Category name

</Td>

</Tr>

</Thead>

<Tbody>

<Tr>

<Td>

<Input name = "chkItem" type = "checkbox" value = "today's topic"/>

</Td>

<Td>

Today's topic

</Td>

</Tr>

<Tr>

<Td>

<Input name = "chkItem" type = "checkbox" value = "visual Focus"/>

</Td>

<Td>

Visual focus

</Td>

</Tr>

<Tr>

<Td>

<Input name = "chkItem" type = "checkbox" value = "finance"/>

</Td>

<Td>

Finance and economics

</Td>

</Tr>

<Tr>

<Td>

<Input name = "chkItem" type = "checkbox" value = "Auto"/>

</Td>

<Td>

Automobile

</Td>

</Tr>

<Tr>

<Td>

<Input name = "chkItem" type = "checkbox" value = "technology"/>

</Td>

<Td>

Technology

</Td>

</Tr>

<Tr>

<Td>

<Input name = "chkItem" type = "checkbox" value = ""/>

</Td>

<Td>

Real Estate

</Td>

</Tr>

<Tr>

<Td>

<Input name = "chkItem" type = "checkbox" value = "Tourism"/>

</Td>

<Td>

Tourism

</Td>

</Tr>

</Tbody>

</Table>

</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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