Join an Array in Objective-C
NSArray *array1 = [NSArray arrayWithObjects:@"1", @"2", @"3", nil];NSString *joinedString = [array1 componentsJoinedByString:@","];
componentsJoinedByString:
will join the components in the array by the specified string and return a string representation of the array.
The method you are looking for is componentsJoinedByString
.
NSArray *a = [NSArray arrayWithObjects:@"1", @"2", @"3", nil];//returns a pointer to NSArrayNSString *b = [a componentsJoinedByString:@","];//returns a pointer to NSStringNSLog(@"%@", b); // Will output 1,2,3
NSArray *pathArray = [NSArray arrayWithObjects:@"here", @"be", @"dragons", nil];NSLog(@"%@", [pathArray componentsJoinedByString:@" "]);