JS Implementation statistics check box select number and prompt to determine and cancel the method

Source: Internet
Author: User

The example of this article describes the number of JS implementation statistics check box and prompts to determine and cancel the method. Share to everyone for your reference. The implementation methods are as follows:

The JavaScript section is as follows:

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1 2 3 4 5 6 7 8 9 10 11 12 13 14-15 16 <script type= "Text/javascript" > Function Yesno () {var inputs = Document.getelementsbyname ("ck[]"); var checked_ counts = 0; for (Var i=0;i<inputs.length;i++) {if (inputs[i].checked) {checked_counts++}} if (Confirm ("You have selected" + Checked_counts + "URL, n are you sure you choose to delete the filter URL?") {//return true; Showdiv (' mydiv ', ' fade '); }else{return false;} </script>

The HTML page section is as follows:

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1 2 3 4 5 6 7 8 9 <form id= "Form1" Name= "Form1" method= "Post" action= "" > <input type= "checkbox" Name= "ck[" "id=" ck[] "value=" {$ Vo.id} "onclick=" Javascript:chkrow (this); " > <input type= "checkbox" Name= "ck[]" id= "ck[" "value=" {$vo. ID} "onclick=" Javascript:chkrow (this); " > <input type= "checkbox" Name= "ck[]" id= "ck[" "value=" {$vo. ID} "onclick=" Javascript:chkrow (this); " > <input type= "checkbox" Name= "ck[]" id= "ck[" "value=" {$vo. ID} "onclick=" Javascript:chkrow (this); " > <input type= "checkbox" Name= "ck[]" id= "ck[" "value=" {$vo. ID} "onclick=" Javascript:chkrow (this); " > <input type= "checkbox" Name= "ck[]" id= "ck[" "value=" {$vo. ID} "onclick=" Javascript:chkrow (this); " > <input type= "checkbox" Name= "ck[]" id= "ck[" "value=" {$vo. ID} "onclick=" Javascript:chkrow (this); " > <input type= "checkbox" Name= "ck[]" id= "ck[" "value=" {$vo. ID} "OnclicK= "Javascript:chkrow (this);" > <input type= "checkbox" Name= "ck[]" id= "ck[" "value=" {$vo. ID} "onclick=" Javascript:chkrow (this); " > <input type= "checkbox" Name= "ck[]" id= "ck[" "value=" {$vo. ID} "onclick=" Javascript:chkrow (this); " > <input type= "Submit" name= "submit" id= "Submit" class= "Subbut" onclick= "return Yesno ();" value= "Select Delete Information" > < /form>

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