How to control checkbox with JS script in DataGrid

5294099

How to check whether the checkbox with JS script in DataGrid is selected? Thanks for providing the code!

lisongfox

private void IsChecked ()
{
string jsScript = "<script language = JavaScript>\n"
+ "<!-\n"
+ "function IsChecked (frm) {\n"
+ "var chkNum = 0;\n"
+ "// loop through all elements\n"
+ "for (i = 0; i <frm.length; i ++) {\n\n"
+ "// Look for our checkboxes only\n"
+ "if (frm.elements [i] .name.indexOf ('chkChoose')! =-1) {\n"
+ "// selected record\n"
+ "if (frm.elements [i] .checked) {\n"
+ "chkNum = chkNum +1;\n"
+ "}\n"
+ "}\n"
+ "}\n"
+ "if (chkNum == 0) {\n"
+ "alert ('Please select asset extension attributes!');\n"
+ "return false;}\n"
+ "}\n\n\n"
+ "//->\n"
+ "</ script>";
if (! IsClientScriptBlockRegistered ("clientScript"))
{
// test if the script of this ID has been registered, if it is not registered yet
Page.RegisterClientScriptBlock ("clientScript", jsScript);
}
// --------- End of modification record ----------
}