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<?php function getPartnerData($data) { $partner = $data['is_partner']; if ($partner !== '1') { $is_partner = false; } elseif ($partner == '1') { $is_partner = true; } return $is_partner; } var_dump( getPartnerData(['is_partner' => '1']), getPartnerData(['is_partner' => '2']), getPartnerData([]) );
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Warning: Undefined array key "is_partner" in /in/41tFr on line 4 bool(true) bool(false) bool(false)
Output for 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined index: is_partner in /in/41tFr on line 4 bool(true) bool(false) bool(false)
Output for 7.3.32 - 7.3.33
bool(true) bool(false) bool(false)

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