Posted by CptDondo on 10/05/06 18:37

quamis@gmail.com wrote:
> Hy,
> i need to process every character in a file, so i open the file read
> in buffers of about 8192bytes and process each buffer, then i write
> the output to another file.
>
> the problem is that with large files(>8Mb) i get a script error(Fatal
> error: Maximum execution time of 30 seconds exceeded ).
> i acess every character in the buffer with
> $chr=ord($bufferIn{$i}); (where $i=0...8192)
> seems like all he time the script consumes is in the for loop and the
> chr/ord functions.
>
> can i do something to speed things up?
> is there any other way of acessing a single characher except
> $bufferIn{$i} ?
>

I know this may be sacrilege on this list :-), but perhaps you might
consider something like C? If all you're doing is processing single
chars, and you don't need a lot of the data structure and management
stuff PHP provides, C might be a much faster alternative....

--Yan

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