URL Validation (Objective-C)

Question

I am trying to validate a URL with this method:

Code:

- (BOOL) validateUrl: (NSString *) candidate {

    NSString *urlRegEx=
    @\"((https?|ftp|gop         


        

Answer 1

NSString *urlRegEx = @"http(s)?://([\\w-]+\\.)+[\\w-]+(/[\\w- ./?%&=]*)?";