<?php $string = "Name=John AND State=OR OR State=CA"; if (preg_match_all( '~([a-zA-Z]+=\S+)(?: ([A-Z]{2,3}))?~', $string, $out, PREG_SET_ORDER ) ) { echo "data = "; var_export(array_column($out, 1)); echo "\nconjunctions = "; var_export(array_column($out, 2)); }
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