GNU/Linux man pages
Livre :
Expressions régulières,
Syntaxe et mise en oeuvre :
GNU/Linux |
RedHat 6.2(Zoot) |
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getenv(3) |
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getenv − get an environment variable
#include <stdlib.h>
char *getenv(const char *name);
The getenv() function searches the environment list for a string that matches the string pointed to by name. The strings are of the form name = value.
The getenv() function returns a pointer to the value in the environment, or NULL if there is no match.
SVID 3, POSIX, BSD 4.3, ISO 9899
putenv(3), setenv(3), unsetenv(3), environ(5)
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getenv(3) | |