GNU/Linux man pages
Livre :
Expressions régulières,
Syntaxe et mise en oeuvre :
Unix |
Unix v6 |
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qsort(3) |
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qsort quicker sort
qsort(base, nel, width, compar)
char *base;
int (*compar)( );
is an implementation of the quicker-sort algorithm. The
first argument is a pointer to the base of the data; the
second is the number of elements; the third is the width of
an element in bytes; the last is the name of the comparison
routine. It is called with two arguments which are pointers
to the elements being compared. The routine must return an
integer less than, equal to, or greater than 0 according as
the first argument is to be considered less than, equal to,
or greater than the second. sort (I)
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qsort(3) | |