Following Method is Useful to check whether String is Empty OR not
#pragma mark String is empty or not
+(BOOL)isEmpty:(NSString *)str
{
if(str.length==0 || [str isKindOfClass:[NSNull class]] || [str isEqualToString:@""]||[str isEqualToString:NULL]||[str isEqualToString:@"(null)"]||str==nil || [str isEqualToString:@"<null>"]){
return YES;
}
return NO;
}
+(NSString *)getValidStringFrom:(NSString *)string{
if (string == (id)[NSNull null] || string.length == 0 )
string=@"";
return string;
}
