如何限制textField中输入字符的个数_百度知道
如何限制textField中输入字符的个数一般,当我们需要限制textfield的输入字符限制时,调用- (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(...
TextField设置大全 - rainckoo
限制只能输入特定的字符 (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string{ NSCharacterSet...
UITextField输入事件 - 梦维
一、在shouldChangeCharactersInRange函数中获得改变后的字符串 - (BOOL)textField:(UITextField *)aTextField shouldChangeCharactersInRange:(NSRange)range replacement...