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c:stdio.h:swap [2013/02/17 04:24] Daniel Gohlke undefined reference.... remove |
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- | {{keywords>wiki library source code example reference}} | ||
- | ====== swap ====== | ||
- | <code c> | ||
- | double swap(double* px, double* py) | ||
- | </code> | ||
- | |||
- | |||
- | === Description === | ||
- | swap two numbers implicit, also also a function arguments are converted | ||
- | |||
- | ===== C Sourcecode Example ===== | ||
- | <code c> | ||
- | /* | ||
- | * swap example code | ||
- | * http://code-reference.com/c/stdio.h/swap | ||
- | */ | ||
- | #include <stdio.h> /* including standard library */ | ||
- | |||
- | int main( void ) | ||
- | { | ||
- | int x=2, y=4; | ||
- | |||
- | swap(x,y); | ||
- | printf("x=%d y=%d",x,y); | ||
- | return 0; | ||
- | } | ||
- | </code> | ||
- | ==== fgetpos example output ==== | ||
- | x=4 y=2 |