Hi,
Friday, April 4, 2003, 3:57:25 PM, you wrote:
TR> Hi,
TR> Friday, April 4, 2003, 3:27:55 PM, you wrote:
AM>> I've been trying to add line-numbers to my source code, but can't seem to
AM>> work out how to do it.
AM>> As an example, I tried the following:
AM>> <?php
AM>> function addPrefix( $matches )
AM>> {
AM>> static $line = 1;
AM>> return $line++ . $matches[0];
AM>> }
AM>> $url = split("\?", $_GET['url']);
AM>> $source = highlight_file($url[0], true);
AM>> $source = preg_replace_callback("`\<br \/\>`U", "addPrefix", $source);
AM>> echo $source;
?>>>
AM>> which is called whenever the use user on a link like <a
AM>> href="show-source.php?url=index.php">Show Source</a>
AM>> The problem is that my regex does not correcly match the lines.
AM>> Anyone got any bright ideas?
AM>> --
AM>> Alan McFarlane
TR> This line will always cause your function to return 2
TR> static $line = 1;
TR> One solution is to use a second parameter to reset the counter like this:
TR> function addPrefix( $matches, $reset=False )
TR> {
TR> static $line;
TR> if(!$reset) return $line++ . $matches[0];
TR> else $line = 0;
TR> }
TR> $url = split("\?", $_GET['url']);
TR> //reset counter
TR> addPrefix('',True);
TR> $source = highlight_file($url[0], true);
TR> The regex I'll leave to others :)
TR> --
TR> regards,
TR> Tom
Ignore last email I was asleep :)
static $line = 1; works just fine
--
regards,
Tom
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