[pmwiki-devel] php question

[Petko Yotov]

On Thursday 22 January 2009 15:16:19 Hans wrote:
> Say I have an array $ar with string values (no key names).
> I want to check if there is a value 'xyz', and if there is, I want to
> have it replaced with  value 'abc'.

You need array_search();

  $key = array_search('xyz', $ar);
  if( $key !== null && $key !== false ) $ar[$key] = 'abc';

See : http://php.net/array_search

Thanks,
Petko