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--- c:math.h:modf [2013/01/22 22:02]
+++ c:math.h:modf [2024/02/16 01:05] (current)
@@ Line 1: / Line 1: @@
+{{keywords>wiki library source code example reference}}
+===== modf =====
+<code c>
+    double modf(double , double *int);
+</code>
+Splits completely paid off and returns the fractional part of x.
+===== C Sourcecode Example =====
+compile in linux with: gcc modf.c -o modf **-lm** -Wall
+<code c>
+#include <stdio.h> /* including standard library */
+//#include <windows.h> /* uncomment this for Windows */
+#include <math.h> /* including math library */
+int main ( void )
+{
+  double i, result;
+  result=modf(4.2, &i);
+  printf ("%lf + %lf = %lf \n", i, result, 4.2 );
+  return 0;
+}
+</code>
+==== output ====
+    output: ./modf
+.000000 + 0.200000 = 4.200000

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