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<?php $array = array( array('name' => 'number1', 'number' => '0612345675'), array('name' => 'number2', 'number' => '0634345675'), array('name' => 'number3', 'number' => '0634378675') ); $valueToFind = '0634345675'; if (in_array($valueToFind, array_column($array, 'number'))){ echo 'found'; }

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