(PHP4 )
preg_grep --
Return array entries that match the pattern
Description
array preg_grep (string pattern, array input)
preg_grep() returns the array consisting of
the elements of the input array that match
the given pattern.
Példa 1. preg_grep() example 1
2 // return all array elements
3 // containing floating point numbers
4 $fl_array = preg_grep ("/^(\d+)?\.\d+$/", $array);
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