how do i check if a BOOL is set in objective-c (iphone)?
i know that it can be done with an int or float this way:
NSNumber *Num = [prefs floatForKey:@”key”];
for example
how do i check if a BOOL is set in objective-c (iphone)? i know
Share
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Lost your password? Please enter your email address. You will receive a link and will create a new password via email.
Please briefly explain why you feel this question should be reported.
Please briefly explain why you feel this answer should be reported.
Please briefly explain why you feel this user should be reported.
how do i check if a BOOL is set in objective-c (iphone)?
i know that it can be done with an int or float this way:
NSNumber *Num = [prefs floatForKey:@”key”];
for example
You can’t. A
BOOLis eitherYESorNO. There is no other state. The way around this would be to use anNSNumber([NSNumber numberWithBool:YES];), and then check to see if theNSNumberitself isnil. Or have a secondBOOLto indicate if you’ve altered the value of the first.