Lines Matching refs:ch
48 unichar ch = [_raw characterAtIndex:i];
49 if (ch < 0x00 || ch > 0x7F) {
512 - (BOOL)compareChar:(unichar)ch withSet:(NSString *)charset
514 return [charset containsString:[NSString stringWithFormat:@"%c", ch]];
517 - (BOOL)isDigit:(unichar)ch
519 return ch >= '0' && ch <= '9';
522 - (BOOL)isLowercaseAlpha:(unichar)ch
524 return ch >= 'a' && ch <= 'z';
527 - (BOOL)isAlpha:(unichar)ch
529 return (ch >= 'A' && ch <= 'Z') || (ch >= 'a' && ch <= 'z');
532 - (BOOL)isBase64:(unichar)ch
534 …return (ch >= '0' && ch <= '9') || (ch >= 'A' && ch <= 'Z') || (ch >= 'a' && ch <= 'z') || ch == '…