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<?php $segments1 = ["foo", "bar", 0, "0", NULL, FALSE, ""]; $segments2 = array_filter($segments1, function ($segment) { return ! empty($segment) || ($segment === '0' || $segment === 0); }); var_export([$segments1, $segments2]);
Output for git.master, git.master_jit, rfc.property-hooks
array ( 0 => array ( 0 => 'foo', 1 => 'bar', 2 => 0, 3 => '0', 4 => NULL, 5 => false, 6 => '', ), 1 => array ( 0 => 'foo', 1 => 'bar', 2 => 0, 3 => '0', ), )

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