3v4l.org

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<?php $timestamp = "2015-11-12 23:43:54"; $timestamp = Date("Y_m_d", $timestamp); echo $timestamp;
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught TypeError: date(): Argument #2 ($timestamp) must be of type ?int, string given in /in/vUbLB:4 Stack trace: #0 /in/vUbLB(4): date('Y_m_d', '2015-11-12 23:4...') #1 {main} thrown in /in/vUbLB on line 4
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: A non well formed numeric value encountered in /in/vUbLB on line 4 1970_01_01
Output for 7.3.32 - 7.3.33
1970_01_01

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