3v4l.org

run code in 300+ PHP versions simultaneously
<?php $t = ['1234' => [5, 'wda', 'sd'], '321' => ['5sd', 'awdaw', '1sd3']]; $t2 = ['123123' => [15, '1wda', 's32d'], '321' => ['12', 'ds']]; $t = $t2 + $t; var_dump($t2);

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)
8.3.60.0140.00718.18
8.3.50.0070.01018.02
8.3.40.0070.01018.86
8.3.30.0040.01118.92
8.3.20.0050.00320.16
8.3.10.0040.00423.67
8.3.00.0080.00018.85
8.2.180.0140.00716.75
8.2.170.0110.00418.57
8.2.160.0140.00722.96
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00021.05
8.2.110.0030.00620.44
8.2.100.0070.00417.78
8.2.90.0000.00917.73
8.2.80.0050.00318.61
8.2.70.0000.00817.80
8.2.60.0030.00518.09
8.2.50.0060.00318.10
8.2.40.0030.00620.73
8.2.30.0050.00219.16
8.2.20.0050.00217.67
8.2.10.0070.00017.96
8.2.00.0000.00717.67
8.1.280.0160.00325.92
8.1.270.0000.00818.88
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0050.00520.66
8.1.230.0040.00822.32
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0000.00817.22
8.1.190.0030.00517.23
8.1.180.0000.00819.10
8.1.170.0000.00918.65
8.1.160.0000.00718.93
8.1.150.0000.00718.69
8.1.140.0040.00417.33
8.1.130.0070.00017.85
8.1.120.0040.00417.38
8.1.110.0000.00817.39
8.1.100.0050.00317.29
8.1.90.0040.00317.39
8.1.80.0000.00717.29
8.1.70.0030.00317.28
8.1.60.0000.00817.38
8.1.50.0040.00417.46
8.1.40.0000.00717.42
8.1.30.0040.00417.48
8.1.20.0000.00717.62
8.1.10.0040.00417.47
8.1.00.0030.00717.34
8.0.300.0050.00318.77
8.0.290.0030.00516.88
8.0.280.0000.00718.36
8.0.270.0030.00317.18
8.0.260.0030.00317.18
8.0.250.0030.00316.86
8.0.240.0030.00316.96
8.0.230.0000.00716.94
8.0.220.0030.00316.82
8.0.210.0000.00716.84
8.0.200.0000.00816.80
8.0.190.0080.00016.92
8.0.180.0040.00416.83
8.0.170.0000.00816.92
8.0.160.0040.00416.96
8.0.150.0000.00716.85
8.0.140.0040.00416.84
8.0.130.0030.00313.23
8.0.120.0030.00616.86
8.0.110.0040.00416.77
8.0.100.0000.00816.82
8.0.90.0040.00416.88
8.0.80.0100.00716.93
8.0.70.0000.00716.83
8.0.60.0040.00416.73
8.0.50.0040.00416.69
8.0.30.0120.01017.12
8.0.20.0140.00717.40
8.0.10.0000.00716.96
8.0.00.0090.01016.76
7.4.330.0000.00515.03
7.4.320.0030.00316.41
7.4.300.0030.00316.49
7.4.290.0030.00316.44
7.4.280.0080.00016.51
7.4.270.0030.00316.34
7.4.260.0000.00716.35
7.4.250.0000.00816.38
7.4.240.0030.00316.45
7.4.230.0000.00716.63
7.4.220.0120.00616.48
7.4.210.0140.00716.62
7.4.200.0030.00316.63
7.4.160.0100.01016.61
7.4.150.0090.00917.40
7.4.140.0060.01317.86
7.4.130.0150.00216.41
7.4.120.0100.01016.31
7.4.110.0080.01216.32
7.4.100.0090.00916.26
7.4.90.0030.01516.50
7.4.80.0200.01119.39
7.4.70.0070.01016.37
7.4.60.0120.00316.42
7.4.50.0050.00016.46
7.4.40.0090.00616.23
7.4.30.0120.00916.35
7.4.00.0000.01114.68
7.3.330.0050.00012.99
7.3.320.0000.00512.94
7.3.310.0040.00416.32
7.3.300.0030.00316.18
7.3.290.0110.00416.22
7.3.280.0100.01016.20
7.3.270.0170.00017.40
7.3.260.0080.00916.50
7.3.250.0080.01116.46
7.3.240.0130.00416.21
7.3.230.0090.00916.39
7.3.210.0130.00416.56
7.3.200.0090.00919.39
7.3.190.0150.00016.59
7.3.180.0060.00916.55
7.3.170.0120.00616.58
7.3.160.0120.01016.38
7.3.10.0110.00716.62
7.3.00.0130.00216.54
7.2.330.0060.01316.58
7.2.320.0140.00316.38
7.2.310.0060.01216.44
7.2.300.0130.00716.40
7.2.290.0120.00616.52
7.2.130.0060.00616.31
7.2.120.0070.01116.52
7.2.110.0100.00416.53
7.2.100.0100.00716.17
7.2.90.0090.00716.82
7.2.80.0050.01316.35
7.2.70.0090.00816.34
7.2.60.0080.01016.52
7.2.50.0080.01316.67
7.2.40.0090.00816.25
7.2.30.0130.00316.89
7.2.20.0060.01516.33
7.2.10.0080.00916.67
7.2.00.0040.01117.56
7.1.250.0060.00615.77
7.1.100.0070.00417.79
7.1.70.0000.01017.13
7.1.60.0140.01019.22
7.1.50.0100.01016.92
7.1.00.0100.06722.54
7.0.200.0050.01016.63
7.0.140.0030.05321.99
7.0.60.0070.03719.93
7.0.50.0000.04317.88
7.0.40.0170.07320.31
7.0.30.0200.04020.21
7.0.20.0300.08020.09
7.0.10.0130.04020.13
7.0.00.0030.04720.16
5.6.280.0000.07721.09
5.6.210.0100.06320.56
5.6.200.0130.07318.22
5.6.190.0170.07320.61
5.6.180.0400.07020.77
5.6.170.0200.05020.52
5.6.160.0100.08320.41
5.6.150.0000.04718.12
5.6.140.0100.07018.20
5.6.130.0070.09018.14
5.6.120.0030.05320.96
5.6.110.0070.08020.88
5.6.100.0170.08021.13
5.6.90.0170.06021.05
5.6.80.0100.06320.33
5.5.350.0300.07720.42
5.5.340.0030.05018.02
5.5.330.0100.06020.47
5.5.320.0330.06720.20
5.5.310.0200.06320.24
5.5.300.0100.07718.01
5.5.290.0070.04017.95
5.5.280.0030.08320.89
5.5.270.0030.08720.88
5.5.260.0070.05020.88
5.5.250.0170.07320.65
5.5.240.0030.07320.14
5.4.450.0330.05719.42
5.4.440.0170.06019.50
5.4.430.0230.04719.57
5.4.420.0200.05019.41
5.4.410.0170.05319.36
5.4.400.0200.04719.25
5.4.390.0900.06018.78
5.4.380.1030.07318.69
5.4.370.1100.04718.73
5.4.360.1170.04718.64
5.4.350.1300.06318.47
5.4.340.1400.07018.60
5.4.320.1000.08018.52
5.4.310.1170.07018.72
5.4.300.0970.07018.75
5.4.290.1230.06318.47
5.4.280.0930.06018.71
5.4.270.1130.05718.65
5.4.260.1100.05018.52
5.4.250.1270.06718.68
5.4.240.1230.07318.78
5.4.230.1530.07318.49
5.4.220.0500.07318.71
5.4.210.0400.07018.70
5.4.200.0470.07316.54
5.4.190.0300.07718.64
5.4.180.0430.06318.75
5.4.170.0430.05318.55
5.4.160.0400.05318.48
5.4.150.0400.05318.47
5.4.140.0500.05316.12
5.4.130.0370.05716.20
5.4.120.0370.04716.20
5.4.110.0470.06716.16
5.4.100.0770.06016.13
5.4.90.0430.08016.16
5.4.80.0370.05716.18
5.4.70.0330.05316.20
5.4.60.0570.04016.13
5.4.50.0500.07016.27
5.4.40.0330.05016.10
5.4.30.0300.06016.05
5.4.20.0500.04716.26
5.4.10.0400.06316.31
5.4.00.0370.06015.68
5.3.290.0570.05314.63
5.3.280.0330.05714.49
5.3.270.0370.05314.70
5.3.260.0330.06014.60
5.3.250.0270.06714.63
5.3.240.0500.04714.58
5.3.230.0470.06014.55
5.3.220.0430.07314.49
5.3.210.0470.06014.48
5.3.200.0470.05014.60
5.3.190.0130.05314.54
5.3.180.0430.05714.57
5.3.170.0470.05014.57
5.3.160.0270.06314.56
5.3.150.0270.07714.50
5.3.140.0400.04314.49
5.3.130.0430.05014.55
5.3.120.0330.06014.54
5.3.110.0500.04714.46
5.3.100.0570.04314.01
5.3.90.0430.06313.94
5.3.80.0430.05014.09
5.3.70.0470.05313.98
5.3.60.0330.07014.09
5.3.50.0530.06013.92
5.3.40.0270.06013.92
5.3.30.0430.04713.98
5.3.20.0330.04713.72
5.3.10.0500.05013.55
5.3.00.0370.06313.63
5.2.170.0330.05011.12
5.2.160.0300.04011.10
5.2.150.0370.04011.30
5.2.140.0330.05011.19
5.2.130.0300.05311.25
5.2.120.0370.04311.02
5.2.110.0230.05311.14
5.2.100.0330.04011.02
5.2.90.0200.05011.07
5.2.80.0200.05011.16
5.2.70.0230.04011.08
5.2.60.0430.05311.10
5.2.50.0200.04311.05
5.2.40.0170.04711.03
5.2.30.0300.04011.03
5.2.20.0230.04010.93
5.2.10.0270.05010.87
5.2.00.0300.04310.70
5.1.60.0300.0409.98
5.1.50.0270.04010.05
5.1.40.0300.0509.93
5.1.30.0300.03710.31
5.1.20.0170.04310.39
5.1.10.0200.04310.09
5.1.00.0200.04010.18
5.0.50.0070.0338.57
5.0.40.0170.0308.48
5.0.30.0130.0438.25
5.0.20.0170.0308.19
5.0.10.0170.0238.31
5.0.00.0230.0478.19
4.4.90.0100.0235.90
4.4.80.0100.0275.89
4.4.70.0100.0235.90
4.4.60.0170.0275.86
4.4.50.0130.0275.93
4.4.40.0170.0405.86
4.4.30.0130.0275.90
4.4.20.0070.0375.88
4.4.10.0130.0275.95
4.4.00.0170.0405.98
4.3.110.0230.0235.79
4.3.100.0070.0235.85
4.3.90.0130.0205.79
4.3.80.0130.0435.81
4.3.70.0170.0235.91
4.3.60.0100.0305.91
4.3.50.0130.0305.78
4.3.40.0230.0435.74
4.3.30.0030.0335.03
4.3.20.0000.0275.03
4.3.10.0030.0275.03
4.3.00.0170.0206.68

preferences:
57.91 ms | 400 KiB | 5 Q