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<?php $arr = [ ['105945', 'First name', 0.080878465391], ['109145', 'Second name', 0.0504154818384], ]; usort($arr, fn($a, $b) => $a[2] <=> $b[2]); var_export($arr);
Output for git.master, git.master_jit, rfc.property-hooks
array ( 0 => array ( 0 => '109145', 1 => 'Second name', 2 => 0.0504154818384, ), 1 => array ( 0 => '105945', 1 => 'First name', 2 => 0.080878465391, ), )

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