+(void)searchText:(NSString *)text subText:(NSString *)sunText comp:(void(^)(NSRange range))comp{
NSError *error;
NSRegularExpression *regular = [[NSRegularExpression alloc] initWithPattern:sunText
options:NSRegularExpressionCaseInsensitive error:&error];
if (!error) {
NSArray *results = [regular matchesInString:text options:NSMatchingReportProgress range:NSMakeRange(0,
text.length)];
for (NSTextCheckingResult *result in results) {
comp(result.range);
}
}
else {
NSLog(@"%@", error);
}
}
+(void)searchText:(NSString *)text subText:(NSString *)sunText comp:(void(^)(NSRange range))comp{
NSRange range = [text rangeOfString:sunText];
while (range.location != NSNotFound || range.length != 0) {
comp(range);
NSUInteger hadSearchedRange = range.location + range.length;
NSRange resetRange = NSMakeRange(hadSearchedRange, text.length - hadSearchedRange);
range = [text rangeOfString:sunText options:NSCaseInsensitiveSearch range:resetRange];
}
}
