c# - How to load dropdown items with javascript in asp.net webform -



c# - How to load dropdown items with javascript in asp.net webform -

i have emergency. english language bad, sorry that. i'm seek create 3 dropdownlist , connect them each other.

first city dropdownlist user select city

then sec dropdownlist shows selected city's items

third dropdown list going show sec drop downlist's kid items

i have no chance utilize postback property , no chance dropdown items on page load must load dropdownlist items step bey step

thank 1 time again

javascript c# jquery asp.net selection

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