On 17/05/06, René Fournier <m5@xxxxxxxxxxxxxxxx> wrote:
Looking for suggestions on the most compute-efficient way to search
variable-length strings (~200 characters) for the occurrence of one
of about 100 possible needles. In other words:
$needles = array ( 1 => "Hello Jim" , 2 => "Yellow Banana" , 3 =>
"Red Car", ... etc .... (100 elements)
$haystack = "Once upon a time there was a programming language that
everyone loved. Its name was PHP, and the people that worked with it
also liked Yellow Bananas. One day...";
What version of php?
If you're using php5 then you could do:
<?php
$count = 0;
str_replace($needles, '', $haystack, $count);
if ($count) { /* there was a match */ }
?>
-robin
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