- (NSString *)filterWithString:(NSString *)str
{
NSString *regex = @"[^a-zA-Z0-9\u4e00-\u9fa5]";
return [str stringByReplacingOccurrencesOfString:regex withString:@"" options:NSRegularExpressionSearch range:NSMakeRange(0, str.length)];
}
一个更6 的黑科技
//过滤字符砖中的数字
- (NSString *)filterNmuberWithString:(NSString *)str
{
NSMutableString * mutableStr = [NSMutableString stringWithString:str];
NSString *newString = [[mutableStr componentsSeparatedByCharactersInSet:
[[NSCharacterSet letterCharacterSet] invertedSet]] componentsJoinedByString:@""];
return newString;
}
