Using NSRegularExpression to extract URLs on the iPhone
The method matchesInString:options:range: returns an array of NSTextCheckingResult objects. You can use fast enumeration to iterate through the array, pull out the substring of each match from your original string, and add the substring to a new array. NSRegularExpression *regex = [NSRegularExpression regularExpressionWithPattern:@”http?://([-\\w\\.]+)+(:\\d+)?(/([\\w/_\\.]*(\\?\\S+)?)?)?” options:NSRegularExpressionCaseInsensitive error:&error]; NSArray *arrayOfAllMatches = [regex matchesInString:httpLine options:0 range:NSMakeRange(0, [httpLine length])]; NSMutableArray … Read more