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<?php $comment = "@name kdfjd @@ fkjd as@name @ lkjlkj @name"; var_export( preg_replace( '/(?<=^| )@([^@ ]+)/', '<a href="/$1">@$1</a>', $comment ) );
Output for git.master, git.master_jit, rfc.property-hooks
'<a href="/name">@name</a> kdfjd @@ fkjd as@name @ lkjlkj <a href="/name">@name</a>'

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