What is the max. value of a double/float on iOS?

ios c objective-c double
tadejsv picture tadejsv · Jan 16, 2011 · Viewed 34.8k times · Source

What are the values of a double/float on iOS, or the file that they're defined in? Or a macro, like INT_MAX?

Answer

Jesse Rusak picture Jesse Rusak · Jan 16, 2011

I believe it's in <float.h>: FLT_MAX, DBL_MAX, etc.

Related questions

How dangerous is it to compare floating point values?

I know UIKit uses CGFloat because of the resolution independent coordinate system. But every time I want to check if for example frame.origin.x is 0 it makes me feel sick: if (theView.frame.origin.x == 0) { // do important operation } Isn't …

Read More
malloc: *** error: incorrect checksum for freed object - object was probably modified after being freed

I have a big problem with my iOS App: it crashes sometimes without detailed debug error. The stack trace is empty. These are the only two lines in the stack trace: crash start in UIApplicationMain at "symbol stub for: -[_…

Read More
How to write iOS app purely in C

I read here Learn C Before Objective-C? Usually I then replace some Obj-C code with pure C code (after all you can mix them as much as you like, the content of an Obj-C method can be entirely, pure C …

Read More