如何在“编辑"框中验证字符串 [英] How to verify a string in a Edit box

问题描述

你好！
我对Edit_box有问题.我在vc ++ 2003下使用mfc.我的目标是获得长期价值.在编辑框中只能输入数字或``.''字符.如果用户输入其他字符，则会出现afxmessagebox.在此先感谢

Hello!
I have a problem with an Edit_box. I use mfc under vc++2003. My goal is to obtain a long value. In the edit box must be entered only numbers or the ''.'' character. if the user enter another character an afxmessagebox should appear. thanks in advance

推荐答案

请参阅

See here[^] for the features of the CEdit control. Check the contents every time it changes and show your message box if it contains an illegal character.

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