c# - Showing Total Count in using asp.net textbox and checkboxes -


i have 5 check boxes when user click's check box fetch records , shows in textbox1, have textbox user input code , fetch records show in textbox1. problem when user click's checks checkbox brings records 1 more original records , shows no records when user input code , fetch records in textbox first time.

here page load method declared count method.

 int contacts = txt_contacts.text.split(',').length-1;  codecount.text = contacts.tostring();


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