JavaScript 实现的checkbox经典实例分享
JavaScript 实现的checkbox经典实例分享
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>邮件删除</title> <style type="text/css"> *{ margin: 0; padding: 0; } table{ width: 400px; margin-left:200px; margin-top:20px; font-weight: bold; } th,td{ padding: 7px; } #topOne{ width: 80px; padding: 10px; } #topTwo{ width: 120px; text-align: center; } #topThree{ width: 200px; text-align: center; } #endColspan{ text-align: center; } #endColspan input{ margin: 0 5px; } </style> </head> <body> <table border="2" cellspacing="0" cellpadding=""> <!--第一行--> <tr> <td> <input type="checkbox" value="" /> <span>全选</span> </td> <td>选择路线</td> <td>请选择英雄</td> </tr> <!--第二行--> <tr> <td> <input type="checkbox" name="" value="" /> </td> <td>上单</td> <td>德玛</td> </tr> <tr> <td> <input type="checkbox" name="" value="" /> </td> <td>中单</td> <td>安妮</td> </tr> <tr> <td> <input type="checkbox" name="" value="" /> </td> <td>打野</td> <td>螳螂</td> </tr> <!--第三行--> <tr> <td> <input type="checkbox" value="" /> <span>全选</span> </td> <td colspan="2"> <input type="button" name="" value="全选" /> <input type="button" name="" value="取消全选" /> <input type="button" name="" value="反选" /> <input type="button" name="" value="删除所选邮件" /> </td> </tr> </table> </body> <script type="text/javascript"> var allInpTopObj = document.getElementById("allInpTop"); var endOne_input = document.getElementById("endOne_input"); var content1Obj = document.getElementById("content1"); var content2Obj = document.getElementById("content2"); var content3Obj = document.getElementById("content3"); var contentOne_inputObj1 = document.getElementById("contentOne_input1"); var contentOne_inputObj2 = document.getElementById("contentOne_input2"); var contentOne_inputObj3 = document.getElementById("contentOne_input3"); var endColspan_btn1Obj = document.getElementById("endColspan_btn1"); var endColspan_btn2Obj = document.getElementById("endColspan_btn2"); var endColspan_btn3Obj = document.getElementById("endColspan_btn3"); var endColspan_btn4Obj = document.getElementById("endColspan_btn4"); var luxianObj = document.getElementById("luxian"); var renwuObj = document.getElementById("renwu"); var strInput = [contentOne_inputObj1,contentOne_inputObj2,contentOne_inputObj3,allInpTopObj,endOne_input]; var checks = [contentOne_inputObj1,contentOne_inputObj2,contentOne_inputObj3]; var s = [content1Obj,content2Obj,content3Obj]; var bool = true; var num; function pandaunFun () { if (allInpTopObj.checked = true) { allInpTopObj.checked = false; } if (endOne_input.checked = true) { endOne_input.checked = false; } } function allFun () { for (var i = 0; i < strInput.length; i++) { strInput[i].checked = true;//选中 } } function cancelFun () { for (var i = 0; i < strInput.length; i++) { strInput[i].checked = false;//选中 } } function unAllFun () { for (var i = 0; i < strInput.length; i++) { if (strInput[i].checked == true) { strInput[i].checked = false;//非选中 } else{ strInput[i].checked = true;//选中 } } pandaunFun (); } function deleteFun () { for (var i = 0; i < s.length; i++) { if (checks[i].checked) { s[i].style.display = "none"; } } pandaunFun (); } function numCheckFun () { num = 0; for (var j = 0; j < checks.length; j++) { if (checks[j].checked) { num++; } } if (num == checks.length) { allInpTopObj.checked = true; endOne_input.checked = true; }else{ allInpTopObj.checked = false; endOne_input.checked = false; } } endColspan_btn1Obj.onclick = allFun; endColspan_btn2Obj.onclick = cancelFun; endColspan_btn3Obj.onclick = unAllFun; endColspan_btn4Obj.onclick = deleteFun; for (var i = 0; i < checks.length; i++) { checks[i].onclick = numCheckFun; } </script> </html>《JavaScript 实现的checkbox经典实例分享》阅读地址：http://www.haoshilao.net/12353/
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