728x90
NSString *nsStr = @"Hello World";
if ([nsStr isEqual: [NSNull null]])
printf("null");
else
printf("not null");
https://stackoverflow.com/questions/19546920/how-to-check-nsstring-is-null-or-not
NSString *nsStr = @"Hello World";
if ([nsStr isEqual: [NSNull null]])
printf("null");
else
printf("not null");
https://stackoverflow.com/questions/19546920/how-to-check-nsstring-is-null-or-not
๋๊ธ