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<?php $strings[] = 'ABC$item_#1_Value$QWERT'; $strings[] = 'ABC $ITEM_#1_VALUE$ QWERT'; $strings[] = 'ABC $item_#1_Value$ QWERT'; foreach ($strings as $string) { $string = preg_replace('/\s*\$item_#1_Value\$\s*/i', "1234", $string); echo $string.PHP_EOL; }
Output for rfc.property-hooks, git.master, git.master_jit
ABC1234QWERT ABC1234QWERT ABC1234QWERT

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