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2012年5月9日

NSCharacterSet(只保留textField中输入的数字)
摘要： #define TEXT_INPUT_NUMBERS @"0123456789"- (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string{ if(textField == _textInput){ if(range.location >= 11){ return NO; } NSCharacterSet *cs; cs = [[NSCharacterSet cha... 阅读全文
posted @ 2012-05-09 12:39 pengyingh 阅读(321) 评论(0) 推荐(0)
option等为空的选择
摘要： enum { noErr = 0};enum { kNilOptions = 0};#define kInvalidID 0enum { kVariableLengthArray = 1};enum { kUnknownType = 0x3F3F3F3F/* "????" QuickTime 3.0: default unknown ResType or OSType */}; 阅读全文
posted @ 2012-05-09 09:27 pengyingh 阅读(601) 评论(0) 推荐(0)

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