EmbLogic » syntax https://www.emblogic.com/blog Embedded System and ARM Training Tue, 03 Mar 2020 13:00:06 +0000 en-US hourly 1 http://wordpress.org/?v=3.9.1 c programming “printf format specification” https://www.emblogic.com/blog/04/c-programming/ https://www.emblogic.com/blog/04/c-programming/#comments Thu, 12 Apr 2012 07:10:42 +0000 http://emblogic.org/blog/?p=2420 Continue reading →]]> printf format specification:

%[flag][width][.precision][modifier]<type>

meaning of fields with e.g.,:
format                                                                        output
1. flag: printf(“%7s”,”hello”);                                 spacespacehello

2. width: prinf(“%4d”,10);                                         spacespace10

3. precision: (“%.2f”,1.1412);                                                  1.41

4. modifier:

h interpreted as short used with  i,d,o,u,x
l interpreted as long used with i,d,o,u,x
L interpreted as double used with i,d,o,u,x

5. type: d,i,x,X as their usual meanings etc.

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