php preg_replace to remove parts of URL

Question

I need a preg_repace function which changes this

To this

Where 'subpage' is constant and only the number after that is changing. It can be one, two, three or four digit number.

Toto · Accepted Answer · 2014-12-11 12:28:08Z

1

How about:

$result = preg_replace('~subpage/[^/]+/~', '', $str);

or:

$result = preg_replace('~subpage/\d{1,4}/~', '', $str);

answered Dec 11, 2014 at 12:28

Toto

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Comments

Barmar · Accepted Answer · 2014-12-11 12:28:33Z

1

$url = preg_replace('#subpage/\d+#', '', $url);

\d matches a digit, and + matches 1 or more of them.

answered Dec 11, 2014 at 12:28

Barmar

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