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Jquery/javascript for all-in-all selection

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123<meta charset= "Utf-8" >4<title>checkbox's Exercises </title>5<style type= "Text/css" >6*{margin:0px;padding:0px;}7table{width:100%;text-Align:center;} 8</style>9 Ten<script src= "Jquery.js" ></script> One<script language= "JavaScript" > A$(function(){ -         //add an event to a Select all check box -$ ("#all"). Click (function(){ the             //This check box is all selected -             varuserids= This. Checked; -             //Get name=box check box to traverse output check box -$ ("Input[name=box]"). each (function(){ +                  This. checked=UserIDs; -             }); +         }); A          at         //bind the Name=box to the check box -$ ("Input[name=box]"). Click (function(){ -             //Get checked check box length -             varlength=$ ("input[name=box]:checked"). length; -             //unselected length -             varlen=$ ("Input[name=box")). length; in             if(length==Len) { -$ ("#all"). Get (0). checked=true; to}Else{ +$ ("#all"). Get (0). checked=false; -             } the         }); *     }); $     Panax Notoginseng      -</script> the +<body> A<div> the<form action= "" method= "POST" > +<table border= "1px" > -<tr> $<th> $<input type= "checkbox" id= "All"/> Select all -</th> -<th> User Number </th> the<th> User Account </th> -<th> User name </th>Wuyi<th> User Sex </th> the<th> User Age </th> -<th> Home Address </th> Wu</tr> -<tr> About<td><input type= "Checkbox" name= "box" value= "10010"/></td> $<td>10010</td> -<td>root</td> -<td> Heart Grow fonder </td> -<td> Men </td> A<td>22</td> +<td> Henan </td> the</tr> -<tr> $<td><input type= "Checkbox" name= "box" value= "10011"/></td> the<td>10011</td> the<td>root</td> the<td> Xiao Li </td> the<td> Men </td> -<td>23</td> in<td> Henan </td> the</tr> the<tr> About<td><input type= "Checkbox" name= "box" value= "10012"/></td> the<td>10012</td> the<td>root</td> the<td> Xiao Zhao </td> +<td> Men </td> -<td>21</td> the<td> Henan </td>Bayi</tr> the<tr> the<td><input type= "Checkbox" name= "box" value= "10013"/></td> -<td>10013</td> -<td>root</td> the<td> Small Week </td> the<td> Men </td> the<td>25</td> the<td> Henan </td> -</tr> the<tr> the<td><input type= "Checkbox" name= "box" value= "10014"/></td> the<td>10014</td>94<td>root</td> the<td> Xiao Wu </td> the<td> Men </td> the<td>20</td>98<td> Henan </td> About</tr> -</table>101         102</form>103</div>104</body> the
123<meta charset= "Utf-8" >4<title>checkbox's Exercises </title>5<style type= "Text/css" >6*{margin:0px;padding:0px;}7table{width:100%;text-Align:center;}8     9</style>Ten<script language= "JavaScript" > One     functionCheckall (obj) { A         //alert (obj.checked); -         //Get the check box for Name=box -         varUserids=document.getelementsbyname ("box"); the         //alert (userids.length); -          for(vari=0;i<userids.length;i++){ -Userids[i].checked=obj.checked; -         } +     } -  +     functionSelectAll () { A         //Get the check box for Name=box at         varUserids=document.getelementsbyname ("box"); -         varCount=0; -         //Iterate through all the check boxes -          for(vari=0;i<userids.length;i++){ -             if(userids[i].checked) { -count++; in             } -         } to         //Select the number of check boxes = = Gets the number of check boxes +         if(count==userids.length) { -         //the set ID for all check box is selected thedocument.getElementById ("All"). checked=true; *}Else{ $         //the set ID of all check box is uncheckedPanax Notoginsengdocument.getElementById ("All"). checked=false; -         } the          +     } A</script> the +<body> -<div> $<form action= "" method= "POST" > $<table border= "1px" > -<tr> -<th> the<input type= "Checkbox" onclick= "Checkall (This)" id= "All"/> Select all -</th>Wuyi<th> User Number </th> the<th> User Account </th> -<th> User name </th> Wu<th> User Sex </th> -<th> User Age </th> About<th> Home Address </th> $</tr> -<tr> -<td><input type= "Checkbox" name= "box" onclick= "SelectAll ()" value= "10010"/></td> -<td>10010</td> A<td>root</td> +<td> Heart Grow fonder </td> the<td> Men </td> -<td>22</td> $<td> Henan </td> the</tr> the<tr> the<td><input type= "Checkbox" name= "box" onclick= "SelectAll ()" value= "10011"/></td> the<td>10011</td> -<td>root</td> in<td> Xiao Li </td> the<td> Men </td> the<td>23</td> About<td> Henan </td> the</tr> the<tr> the<td><input type= "Checkbox" name= "box" onclick= "SelectAll ()" value= "10012"/></td> +<td>10012</td> -<td>root</td> the<td> Xiao Zhao </td>Bayi<td> Men </td> the<td>21</td> the<td> Henan </td> -</tr> -<tr> the<td><input type= "Checkbox" name= "box" onclick= "SelectAll ()" value= "10013"/></td> the<td>10013</td> the<td>root</td> the<td> Small Week </td> -<td> Men </td> the<td>25</td> the<td> Henan </td> the</tr>94<tr> the<td><input type= "Checkbox" name= "box" onclick= "SelectAll ()" value= "10014"/></td> the<td>10014</td> the<td>root</td>98<td> Xiao Wu </td> About<td> Men </td> -<td>20</td>101<td> Henan </td>102</tr>103</table>104          the</form>106</div>107</body>108
Jquery/javascript for all-in-all selection

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