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<?php $lines = [ "need 4 speed", "4 speed", "speed 4", "4speed", "speed4", "speed2car", "need 4speed", "need4 speed", ]; var_export( preg_replace("~(?<= |^)\d+ | \d+(?= |$)~", '', $lines) );
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
array ( 0 => 'need speed', 1 => 'speed', 2 => 'speed', 3 => '4speed', 4 => 'speed4', 5 => 'speed2car', 6 => 'need 4speed', 7 => 'need4 speed', )
preferences:
161.36 ms | 407 KiB | 5 Q