background controls add foreground events call foreground JS

Source: Internet
Author: User

<Asp: Button ID = "btnSave" runat = "server" Text = "save" onclick = "btnSave_Click"/>
[Html] view plaincopy
// The above btnSave_Click is a background event
[Html] view plaincopy
<Script type = "text/javascript">
$ (Function (){
// Alert ('A ');
Function checkDataName (){
If ($ ("# txtDataName"). val () = ""){
Alert ("Data name cannot be blank ");
Return false;
Add a front-end CheckDataName event to btnSave

Protected void Page_Load (object sender, EventArgs e)
// TxtTest. Attributes. Add ("Onkeyup", "return txtTest_Onkeyup ()");
BtnSave. Attributes. Add ("onclick", "return checkDataName ()"); // Add

Call the frontend JS method in the background

Page. RegisterStartupScript ("11", "<script> ExecCreateTree (); </script> ");


Author: liyangfd

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