[Iphone]텍스트와 숫자만 검사하는 코드

+ (bool)checkKeyCode:(NSString *)text {

NSRange range = [text rangeOfString:@"[0-9|a-z|A-Z|ㄱ-ㅎ|ㅏ-ㅣ|가-힝| ]*"

options:NSRegularExpressionSearch];

if(range.length != [text length]) {

return NO;

}

return YES;

}

[Iphone]전화 및 SMS

[[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"tel:111-1111-1111"]];
[[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"sms:111-1111-1111"]];

[Iphone]한글 UTF-8로 인코딩

NSString *escapedUrl = [urlString stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];