Vi de moi hoc Vb nen xin cac huynh giup do dum
De muon tao 1 cai Textbox ma chi cho nham so vao khong duoc nhap chu va lam sao co the danh chu Tieng Viet trong Vb ma khi vao may khac mo len thi co doc duoc.Dong thoi may huynh chi giup cach danh dau tren dien dan vi de moi vo dien dan lan dau.Cam on nhieu
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