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<?php function replace_spaces ($text) { function replacement ($matches) { return str_replace ($matches[1], ' ', '&nbsp;').' '; } return preg_replace_callback ('/( +) /', 'replacement', $text); } echo replace_spaces('hello world'); echo replacement(array('one','two','three'));
Output for git.master, git.master_jit, rfc.property-hooks
hello world&nbsp;

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