1.7303379774094 seconds with strtr()
1.557923078537 seconds with preg_replace()
1.494078040123 seconds with str_replace()
1.4984160661697 seconds with ereg_replace()
/* source -------8<-------*/
<?php
$files = array("html1.html", "html2.html");
$strtr_rep = array( "<pre>" => "PRE",
"<li>"=>"LI",
"<tr" => "TABLE ROW START",
"<b>" => "BOLD",
"<td" => "TABLE CELL START"
);
/* ----- END CONFIG ------ */
// read in filedata
for ($i = 0; $i < count($files); $i++) {
$raw[] = implode("", file($files[$i]));
}
// build preg_replace reg/replace pattern arrays
while(list($reg, $rep) = each($strtr_rep)) {
$preg_reg[] = "/".$reg."/";
$preg_repl[] = $rep;
}
//START TEST
$timer = new Timer();
for ($i=0; $i < 1000; $i++) {
$data = ($i % 2 == 0) ? $raw[0] : $raw[1];
if ($test == 1) {
$test = "strtr";
$data = strtr($data, $strtr_rep);
} elseif ($test == 2) {
$test = "preg_replace";
$data = preg_replace($preg_reg, $preg_repl, $data);
} elseif ($test == 3) {
$test = "str_replace";
while(list($k, $v) = each($strtr_rep)) {
$data = str_replace($k, $v, $data);
}
} elseif ($test == 4) {
$test = "ereg_replace";
while(list($k, $v) = each($strtr_rep)) {
$data = ereg_replace($k, $v, $data);
}
}
}
print $timer->getElapsed() . " seconds with $test";
?>
/* -------8<--------- END SOURCE -----8<------8<----- */
--
Best Regards
Niklas Fondberg - [EMAIL PROTECTED]
System Developer - I3 Micro Technology
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