有關程式碼的小問題...(哇新手)
我在form裡,拉兩個文字方塊跟一個按鈕,假設我方程式為f(x)=3x^2+5
當我在文字方塊1輸入2時,按下按鈕則文字方塊2則會出現答案(17)
dim a,b as integer
a = textbox1.text
b = 3 * a * a + 5
textbox2.text = b
以上是我的程式碼....可是我有一個疑問?一開始我程式碼最後一行是打
b = textbox2.text程式就跑不出來....
我的疑問是"textbox2.text = b" 跟 "b = textbox2.text"不是一樣嗎?
有高手能抽空回答一下嗎....哇系新手
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