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iOS Objective-C Basics (Retired) Fundamentals of C Variables

Brenner Haverlock
Brenner Haverlock
478 Points

How do you println the float in this

What am I doing wrong

variable_assignment.mm
float radius = 14.5;
printf "A ball with the radius of %f radius inches";

1 Answer

Jeremy Hamilton
Jeremy Hamilton
704 Points

What you're looking for is to make sure that you're assigning a value to that %f like this:

float radius = 14.5;
printf ("A ball with the radius of %f inches", radius);

This tells the printf function that the %f called in it is referring to the value of radius.