How do you print out leading zeros for a float using the NSString type?
Input: 3.14
Desired output: 03.1
Using format @"%02.1f"
Output: 3.1
How do you print out leading zeros for a float using the NSString type?
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How do you print out leading zeros for a float using the NSString type?
Input: 3.14
Desired output: 03.1
Using format @"%02.1f"
Output: 3.1
You want
@"04.1f". The 4 is the total width.As you can see from the documentation, the format strings conform to the IEEE printf specification.
The format string you’ve specified breaks down as follows: