Long temp = (Long)query.list().get(0); 什么意思啊这句话什么意思啊?我是编程菜鸟,不知道为什么要这句话,求高手指点迷津,越详细越好
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long和float区别void intfrac(float n,float &INT,float &FRAC){long temp=static_cast(n);INT=static_cast(temp);FRAC=n-INT;}这个函数谁能给我解释解释他的目的是输入3.14得到3和0.14为什么通过long和float之间的转换就能达
请问下面一段程序怎么解释呀 实在看不明白,求详细解释Public Function Xls_OpenFileName() As String Dim OF As OpenFilename, Temp As String, rtv As Long, Filter As String Temp = String$(5120, vbNullChar) Filter = Microsoft
Long temp = (Long)query.list().get(0); 什么意思啊这句话什么意思啊?我是编程菜鸟,不知道为什么要这句话,求高手指点迷津,越详细越好
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