[Swift-devel] Formatting floats

David Kelly davidk at ci.uchicago.edu
Thu Apr 4 17:41:16 CDT 2013


Hello, 


Is it possible to format floats in a printf() like way in Swift? I tried using @sprintf to print to two decimal places, but it doesn't seem to do what I want: 



float f=0.0; 
string s = @sprintf("%.2f", f); 


Execution failed: 

tracef(): Unknown format: %. 
swiftscript:sprintf, test.swift, line 2 
assignment, test.swift, line 3 


David 
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