Guide Utils

GuideUtils.m

+(BOOL)randomBool {
    int tmp = (arc4random() % 30)+1;
    if(tmp % 5 == 0)
        return YES;
    return NO;
}

+(int)randomNumberInRangeMin:(int)min max:(int)max {
    return rand() % (max - min) + min;
}

+(NSString *)randomPlaceholderUrlWithWidth:(NSInteger)width height:(NSInteger)height {
    unsigned int baseInt = arc4random() % 0xFFFFFF;
    NSString *backgroundHex = [NSString stringWithFormat:@"%06X", baseInt];
    NSString *textHex = @"ffffff";

    return [NSString stringWithFormat:@"https://placehold.it/%dx%d/%@/%@",(int)width, (int)height, backgroundHex, textHex];
}

+(NSString *)randomPlaceholderImageUrlWithWidth:(NSUInteger)width height:(NSInteger)height {
    return [NSString stringWithFormat:@"https://unsplash.it/%d/%d/?random",(int)width, (int)height];
}