3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ary1 = array( array( 'sn' => '123', 'name' => 'whatever', ), array( 'sn' => '234', 'name' => 'whatever', ), ); $ary2 = array( array( 'sn' => '123', 'gender' => 'male', ), array( 'sn' => '234', 'gender' => 'female', ), ); $res = []; foreach (array_merge($ary1, $ary2) as $a) { $res[$a['sn']] = array_merge($res[$a['sn']] ?? $a, $a); } var_dump($res);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0090.00618.43
8.3.50.0100.01121.97
8.3.40.0060.01018.70
8.3.30.0090.00618.75
8.3.20.0000.01620.33
8.3.10.0130.00723.65
8.3.00.0030.00619.97
8.2.180.0040.01116.38
8.2.170.0130.00322.96
8.2.160.0040.01120.38
8.2.150.0070.01124.18
8.2.140.0100.01024.66
8.2.130.0080.00026.16
8.2.120.0080.00019.89
8.2.110.0000.01021.03
8.2.100.0000.01317.84
8.2.90.0090.00019.37
8.2.80.0040.00419.40
8.2.70.0000.00917.63
8.2.60.0030.00617.93
8.2.50.0080.00019.25
8.2.40.0000.00820.59
8.2.30.0000.00820.68
8.2.20.0030.00517.62
8.2.10.0000.00718.04
8.2.00.0020.00518.03
8.1.280.0110.01425.92
8.1.270.0080.00024.66
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0070.00321.43
8.1.230.0000.01119.08
8.1.220.0050.00317.75
8.1.210.0080.00018.77
8.1.200.0000.00917.35
8.1.190.0050.00517.35
8.1.180.0050.00318.10
8.1.170.0040.00418.46
8.1.160.0000.00720.64
8.1.150.0040.00418.89
8.1.140.0030.00519.60
8.1.130.0040.00417.70
8.1.120.0040.00417.38
8.1.110.0040.00417.47
8.1.100.0000.00817.46
8.1.90.0040.00417.43
8.1.80.0040.00417.35
8.1.70.0000.00817.38
8.1.60.0030.00517.49
8.1.50.0030.00617.43
8.1.40.0000.00817.45
8.1.30.0040.00417.72
8.1.20.0060.00317.66
8.1.10.0050.00317.56
8.1.00.0030.00617.30
8.0.300.0040.00418.77
8.0.290.0050.00316.63
8.0.280.0030.00318.43
8.0.270.0000.00717.12
8.0.260.0040.00417.16
8.0.250.0030.00316.92
8.0.240.0000.00717.00
8.0.230.0040.00416.97
8.0.220.0070.00016.77
8.0.210.0030.00516.79
8.0.200.0000.00716.91
8.0.190.0030.00516.83
8.0.180.0040.00416.97
8.0.170.0040.00416.95
8.0.160.0050.00316.86
8.0.150.0090.00016.94
8.0.140.0030.00616.77
8.0.130.0110.00213.31
8.0.120.0000.00716.75
8.0.110.0030.00516.83
8.0.100.0000.00716.75
8.0.90.0030.00516.69
8.0.80.0110.00416.93
8.0.70.0000.00716.72
8.0.60.0070.00016.76
8.0.50.0000.00716.98
8.0.30.0090.01116.95
8.0.20.0130.00517.40
8.0.10.0000.00916.88
8.0.00.0110.00716.87
7.4.330.0000.00516.78
7.4.320.0000.00716.52
7.4.300.0000.00616.62
7.4.290.0000.00716.59
7.4.280.0040.00416.48
7.4.270.0040.00416.59
7.4.260.0070.00016.59
7.4.250.0040.00416.54
7.4.240.0050.00216.45
7.4.230.0070.00016.44
7.4.220.0060.01316.58
7.4.210.0080.00716.50
7.4.200.0070.00016.70
7.4.160.0090.00916.48
7.4.150.0070.01117.40
7.4.140.0100.01217.86
7.4.130.0110.01116.61
7.4.120.0100.00916.58
7.4.110.0060.01216.66
7.4.100.0100.01316.43
7.4.90.0120.00916.41
7.4.80.0060.01019.39
7.4.70.0060.00916.40
7.4.60.0030.01316.66
7.4.50.0070.00716.27
7.4.40.0030.01916.55
7.4.30.0150.00416.48
7.4.00.0120.00314.71
7.3.330.0060.00013.03
7.3.320.0030.00313.14
7.3.310.0050.00316.11
7.3.300.0030.00316.30
7.3.290.0050.00216.18
7.3.280.0090.00816.24
7.3.270.0150.00617.40
7.3.260.0110.00716.41
7.3.250.0110.00816.25
7.3.240.0150.00516.48
7.3.230.0140.00316.41
7.3.210.0100.00616.34
7.3.200.0120.00416.29
7.3.190.0030.01316.25
7.3.180.0120.00616.59
7.3.170.0180.00316.37
7.3.160.0150.00016.32
7.3.10.0030.01016.67
7.3.00.0060.00916.77
7.2.330.0070.01016.58
7.2.320.0130.00516.74
7.2.310.0070.01416.58
7.2.300.0120.00416.44
7.2.290.0130.00416.90
7.2.130.0070.01116.93
7.2.120.0120.00616.87
7.2.110.0000.01216.74
7.2.100.0090.00617.02
7.2.90.0180.00016.94
7.2.80.0000.01316.88
7.2.70.0030.00917.02
7.2.60.0080.00716.57
7.2.50.0110.00816.95
7.2.40.0070.01017.00
7.2.30.0120.00416.96
7.2.20.0030.00616.71
7.2.10.0090.00916.70
7.2.00.0040.00717.90
7.1.250.0030.00715.80
7.1.240.0070.00715.77
7.1.230.0110.00715.73
7.1.220.0080.00015.67
7.1.210.0090.00015.83
7.1.200.0040.00815.85
7.1.190.0110.00415.63
7.1.180.0090.00015.50
7.1.170.0000.01315.62
7.1.160.0070.01115.60
7.1.150.0000.01015.77
7.1.140.0000.01215.67
7.1.130.0040.00415.93
7.1.120.0060.00615.46
7.1.110.0070.01015.81
7.1.100.0060.00616.89
7.1.90.0100.00715.61
7.1.80.0060.00315.52
7.1.70.0070.00616.30
7.1.60.0060.01117.60
7.1.50.0040.01516.24
7.1.40.0000.01115.56
7.1.30.0000.00815.61
7.1.20.0060.00915.91
7.1.10.0030.01015.70
7.1.00.0050.04219.09
7.0.330.0060.00615.11
7.0.320.0060.00915.18
7.0.310.0100.00715.24
7.0.300.0000.00915.15
7.0.290.0030.00515.15
7.0.280.0120.00015.18
7.0.270.0030.01215.27
7.0.260.0000.00715.15
7.0.250.0030.01015.47
7.0.240.0100.00315.05
7.0.230.0000.00915.43
7.0.220.0000.01315.07
7.0.210.0060.00615.43
7.0.200.0060.00515.85
7.0.190.0070.00015.40
7.0.180.0110.00015.21
7.0.170.0030.00915.04
7.0.160.0030.01015.27
7.0.150.0000.00914.98
7.0.140.0040.01115.30
7.0.130.0040.00915.43
7.0.120.0070.00715.42
7.0.110.0030.01014.91
7.0.100.0140.00315.00
7.0.90.0070.00715.45
7.0.80.0140.00015.59
7.0.70.0130.00315.11
7.0.60.0160.03518.47
7.0.50.0080.02016.75
7.0.40.0090.04016.74
7.0.30.0140.02216.72
7.0.20.0120.03916.68
7.0.10.0050.04716.78
7.0.00.0080.02216.82
5.6.380.0040.00414.18
5.6.370.0070.00414.10
5.6.360.0090.00614.37
5.6.350.0000.01614.07
5.6.340.0030.01013.91
5.6.330.0000.01014.34
5.6.320.0000.01313.76
5.6.310.0000.01213.94
5.6.300.0090.00314.13
5.6.290.0060.00614.06
5.6.280.0050.02717.47
5.6.270.0070.00314.10
5.6.260.0030.01313.91
5.6.250.0090.00014.22
5.6.240.0080.00414.06
5.6.230.0120.00314.10
5.6.220.0040.00714.21
5.6.210.0080.04717.31
5.6.200.0070.04216.04
5.6.190.0050.04817.31
5.6.180.0150.04017.45
5.6.170.0130.03717.28
5.6.160.0080.04317.24
5.6.150.0070.03915.96
5.6.140.0030.05316.17
5.6.130.0030.02616.19
5.6.120.0040.02517.67
5.6.110.0120.03917.59
5.6.100.0070.02517.47
5.6.90.0090.04417.54
5.6.80.0030.02517.27
5.6.70.0040.00713.98
5.6.60.0030.01013.95
5.6.50.0090.00613.86
5.6.40.0080.00613.75
5.6.30.0030.00713.89
5.6.20.0110.00314.21
5.6.10.0070.00713.89
5.6.00.0070.00313.93
5.5.380.0030.00310.91
5.5.370.0060.00310.93
5.5.360.0030.01011.04
5.5.350.0050.01915.56
5.5.340.0030.02314.44
5.5.330.0080.02715.59
5.5.320.0300.04215.62
5.5.310.0160.03215.65
5.5.300.0050.04214.50
5.5.290.0050.04014.42
5.5.280.0030.02515.80
5.5.270.0020.02615.84
5.5.260.0080.03915.71
5.5.250.0070.04215.78
5.5.240.0080.01815.49
5.5.230.0030.00610.77
5.5.220.0030.00310.74
5.5.210.0070.00710.93
5.5.200.0030.00710.78
5.5.190.0000.01010.48
5.5.180.0060.00310.62
5.5.170.0070.00310.78
5.5.160.0070.00310.71
5.5.150.0000.01210.50
5.5.140.0050.00210.54
5.5.130.0040.00410.68
5.5.120.0070.00010.56
5.5.110.0060.00610.47
5.5.100.0020.00510.92
5.5.90.0030.00610.84
5.5.80.0060.00610.84
5.5.70.0070.00010.45
5.5.60.0030.00410.88
5.5.50.0000.00810.57
5.5.40.0000.01110.71
5.5.30.0030.00910.83
5.5.20.0030.00410.89
5.5.10.0090.00310.69
5.5.00.0000.01110.89

preferences:
48.27 ms | 401 KiB | 5 Q