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']]; $tt = $t + $t2; var_dump($tt);

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)
8.3.60.0030.01418.18
8.3.50.0120.00821.02
8.3.40.0110.00418.68
8.3.30.0100.00318.83
8.3.20.0040.00420.09
8.3.10.0050.00323.74
8.3.00.0000.00719.07
8.2.180.0200.00316.50
8.2.170.0090.00622.96
8.2.160.0100.00322.08
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0000.00821.11
8.2.110.0060.00322.08
8.2.100.0080.00417.78
8.2.90.0000.00817.50
8.2.80.0050.00318.66
8.2.70.0000.00817.92
8.2.60.0000.00818.03
8.2.50.0050.00319.23
8.2.40.0000.00819.41
8.2.30.0040.00419.27
8.2.20.0080.00017.66
8.2.10.0040.00417.92
8.2.00.0070.00017.79
8.1.280.0130.00725.92
8.1.270.0080.00018.88
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0160.00023.92
8.1.230.0030.00917.58
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0070.00317.23
8.1.190.0050.00317.22
8.1.180.0080.00018.77
8.1.170.0080.00018.53
8.1.160.0080.00020.67
8.1.150.0080.00018.72
8.1.140.0030.00517.28
8.1.130.0040.00417.81
8.1.120.0050.00217.41
8.1.110.0080.00017.25
8.1.100.0070.00017.36
8.1.90.0000.00717.39
8.1.80.0050.00317.39
8.1.70.0000.00717.31
8.1.60.0080.00017.49
8.1.50.0030.00617.46
8.1.40.0070.00017.47
8.1.30.0050.00317.59
8.1.20.0000.00817.61
8.1.10.0050.00317.43
8.1.00.0070.00317.33
8.0.300.0040.00418.89
8.0.290.0080.00016.75
8.0.280.0040.00418.32
8.0.270.0000.00717.23
8.0.260.0030.00317.13
8.0.250.0030.00317.00
8.0.240.0080.00016.80
8.0.230.0060.00316.88
8.0.220.0000.00816.89
8.0.210.0000.00716.88
8.0.200.0060.00016.97
8.0.190.0040.00416.81
8.0.180.0040.00416.96
8.0.170.0050.00216.89
8.0.160.0040.00416.81
8.0.150.0030.00516.88
8.0.140.0000.00716.72
8.0.130.0030.00313.25
8.0.120.0000.00816.82
8.0.110.0000.00716.90
8.0.100.0030.00516.78
8.0.90.0000.00716.75
8.0.80.0090.01216.89
8.0.70.0070.00016.75
8.0.60.0070.00016.86
8.0.50.0000.00716.82
8.0.30.0100.01216.93
8.0.20.0080.01217.40
8.0.10.0080.00016.99
8.0.00.0110.00716.71
7.4.330.0050.00015.03
7.4.320.0030.00316.39
7.4.300.0030.00316.53
7.4.290.0000.00716.41
7.4.280.0020.00516.56
7.4.270.0070.00016.42
7.4.260.0070.00016.38
7.4.250.0040.00416.45
7.4.240.0020.00516.42
7.4.230.0000.00716.26
7.4.220.0150.00316.39
7.4.210.0040.01216.62
7.4.200.0000.00716.36
7.4.160.0070.01016.29
7.4.150.0070.01117.40
7.4.140.0100.01117.86
7.4.130.0040.01316.35
7.4.120.0080.00916.37
7.4.110.0070.01316.37
7.4.100.0090.00916.39
7.4.90.0120.00616.45
7.4.80.0110.01419.39
7.4.70.0000.01616.45
7.4.60.0130.00316.47
7.4.50.0030.00616.34
7.4.40.0060.00916.61
7.4.30.0060.01016.42
7.4.00.0070.00814.63
7.3.330.0050.00013.07
7.3.320.0060.00012.93
7.3.310.0000.00716.16
7.3.300.0000.00716.14
7.3.290.0060.01016.14
7.3.280.0080.00916.12
7.3.270.0070.01017.40
7.3.260.0030.01416.19
7.3.250.0130.00816.35
7.3.240.0070.01016.20
7.3.230.0110.00816.39
7.3.210.0160.00616.48
7.3.200.0130.00319.39
7.3.190.0060.00916.42
7.3.180.0040.01716.30
7.3.170.0130.00616.27
7.3.160.0040.01416.17
7.3.120.0050.01314.63
7.3.110.0110.00714.68
7.3.100.0060.00814.66
7.3.90.0070.00314.73
7.3.80.0020.01014.77
7.3.70.0040.00614.76
7.3.60.0030.01214.79
7.3.50.0060.00314.58
7.3.40.0050.00614.60
7.3.30.0100.00314.73
7.3.20.0050.00816.45
7.3.10.0060.00516.40
7.3.00.0020.01316.51
7.2.330.0100.00916.24
7.2.320.0150.00316.36
7.2.310.0080.01216.53
7.2.300.0070.01116.16
7.2.290.0150.00616.48
7.2.250.0100.00714.79
7.2.240.0050.01414.68
7.2.230.0060.00714.92
7.2.220.0080.00814.95
7.2.210.0080.00514.79
7.2.200.0020.01314.96
7.2.190.0060.01015.00
7.2.180.0100.00714.63
7.2.170.0120.00515.04
7.1.330.0100.00115.87
7.1.320.0080.00415.63
7.1.310.0050.00715.80
7.1.300.0060.00615.83
7.1.290.0030.01215.72
7.1.280.0050.01015.72
7.1.270.0020.00915.77
7.1.260.0080.00615.75
7.1.100.0060.00918.18
7.1.70.0030.00717.05
7.1.60.0100.01419.22
7.1.50.0070.01116.89
7.1.00.0070.07322.36
7.0.200.0080.00416.75
7.0.140.0000.03721.96
7.0.60.0030.07720.03
7.0.50.0030.04317.89
7.0.40.0070.08719.90
7.0.30.0170.04320.09
7.0.20.0170.05320.17
7.0.10.0170.06720.13
7.0.00.0130.05020.17
5.6.210.0030.08720.62
5.6.200.0030.08318.08
5.6.190.0100.04720.41
5.6.180.3830.03320.35
5.6.170.0170.04320.45
5.6.160.0170.07320.52
5.6.150.0030.04318.22
5.6.140.0000.04718.15
5.6.130.0100.08318.14
5.6.120.0100.08321.00
5.6.110.0030.04720.98
5.6.100.0130.08020.98
5.6.90.0130.07721.09
5.6.80.0100.03320.37
5.6.70.4430.04020.35
5.5.350.3900.04720.40
5.5.340.0000.04018.04
5.5.330.0000.07320.12
5.5.320.3400.04020.27
5.5.310.0370.07720.32
5.5.300.0130.08017.96
5.5.290.0100.06718.02
5.5.280.0030.04320.80
5.5.270.0070.06320.64
5.5.260.0070.06720.82
5.5.250.0070.08020.70
5.5.240.0170.03020.36
5.4.450.0170.05019.49
5.4.440.0130.06019.33
5.4.430.0270.05019.61
5.4.420.0200.05719.39
5.4.410.0400.04719.36
5.4.400.0130.05718.84
5.4.390.0330.06318.52
5.4.380.0470.05718.72
5.4.370.0400.06018.59
5.4.360.0500.07318.50
5.4.350.0500.06318.61
5.4.340.0330.05318.50
5.4.320.0570.05718.71
5.4.310.0430.07318.70
5.4.300.0400.05318.59
5.4.290.0530.06018.71
5.4.280.0500.05018.52
5.4.270.0470.05718.67
5.4.260.0500.04318.65
5.4.250.0300.05718.63
5.4.240.0430.06018.46
5.4.230.0370.05718.59
5.4.220.0430.05318.68
5.4.210.0370.05718.49
5.4.200.0400.06316.55
5.4.190.0400.05318.64
5.4.180.0430.06318.61
5.4.170.0470.06318.64
5.4.160.0400.05718.67
5.4.150.0470.04718.67
5.4.140.0400.05316.15
5.4.130.0500.05016.27
5.4.120.0430.04016.15
5.4.110.0470.06016.04
5.4.100.0430.05716.12
5.4.90.0570.06016.15
5.4.80.0470.05316.09
5.4.70.0370.05316.29
5.4.60.0430.04316.29
5.4.50.0330.05016.23
5.4.40.0330.06716.27
5.4.30.0270.05716.27
5.4.20.0400.05016.19
5.4.10.0470.05716.03
5.4.00.0470.06315.70
5.3.290.0470.07314.63
5.3.280.0400.05014.71
5.3.270.0400.06314.59
5.3.260.0400.05314.61
5.3.250.0430.06014.57
5.3.240.0400.05714.61
5.3.230.0430.04314.59
5.3.220.0330.07714.56
5.3.210.0430.05714.64
5.3.200.0570.04314.54
5.3.190.0300.06314.50
5.3.180.0430.04714.53
5.3.170.0500.04314.58
5.3.160.0270.06014.53
5.3.150.0430.04314.56
5.3.140.0400.05314.47
5.3.130.0330.06314.60
5.3.120.0400.06014.46
5.3.110.0370.06314.53
5.3.100.0370.05314.07
5.3.90.0400.05013.97
5.3.80.0370.06013.99
5.3.70.0430.04314.02
5.3.60.0200.06313.95
5.3.50.0400.04314.04
5.3.40.0430.05713.88
5.3.30.0470.05713.88
5.3.20.0300.07013.68
5.3.10.0230.08013.73
5.3.00.0270.07313.61
5.2.170.0330.06011.20
5.2.160.0470.05011.20
5.2.150.0300.05311.20
5.2.140.0570.04311.27
5.2.130.0300.06011.07
5.2.120.0300.05011.14
5.2.110.0370.05311.08
5.2.100.0230.04311.25
5.2.90.0270.05011.09
5.2.80.0170.05011.13
5.2.70.0330.03711.05
5.2.60.0370.03711.05
5.2.50.0330.04311.14
5.2.40.0300.04011.02
5.2.30.0300.04011.11
5.2.20.0300.04310.95
5.2.10.0370.04310.97
5.2.00.0230.04010.70
5.1.60.0170.03710.02
5.1.50.0230.05010.04
5.1.40.0370.03010.05
5.1.30.0300.03710.35
5.1.20.0270.03310.37
5.1.10.0300.04010.11
5.1.00.0200.04310.13
5.0.50.0100.0338.62
5.0.40.0130.0278.48
5.0.30.0170.0538.21
5.0.20.0170.0378.19
5.0.10.0200.0238.34
5.0.00.0100.0478.19
4.4.90.0100.0235.91
4.4.80.0170.0175.86
4.4.70.0130.0205.89
4.4.60.0100.0235.91
4.4.50.0130.0235.90
4.4.40.0200.0375.91
4.4.30.0170.0235.90
4.4.20.0200.0235.93
4.4.10.0130.0275.94
4.4.00.0170.0405.91
4.3.110.0170.0235.82
4.3.100.0100.0275.80
4.3.90.0100.0205.82
4.3.80.0070.0335.82
4.3.70.0100.0205.79
4.3.60.0100.0205.83
4.3.50.0100.0235.91
4.3.40.0100.0335.85
4.3.30.0030.0305.03
4.3.20.0100.0205.03
4.3.10.0030.0335.03
4.3.00.0100.0237.22

preferences:
40.13 ms | 401 KiB | 5 Q