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<?php $test = [ 'nexus 7', 'nexus 5', 'nexus 57', ]; foreach($test as $string) { echo preg_replace(['~^(nexus)\s*(7)$~i', '~^(nexus).*+~i'], ['nexus 7', 'nexus'], $string), "\n"; }
Output for git.master, git.master_jit, rfc.property-hooks
nexus nexus nexus

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