How to Trim special Characters in a String in Objective c

Question

I want to trim the occurence of special characters in a string

String  has :    
prevs: Case Number                                                                    
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In this i want to remove -------- this dash from this string .I have tried like this :

NSCharacterSet *trim = [NSCharacterSet characterSetWithCharactersInString:@"-"];
    NSString *stringNew = [[previousString2 componentsSeparatedByCharactersInSet:trim] componentsJoinedByString:@""];

Thanks in Advance!

Answer 1

Try This:

NSString *stringWithoutDash = [yourString stringByReplacingOccurrencesOfString:@"-" withString:@""];