3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(array_merge(['a', 'b', 'c'], ['b', 'd']));

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)
8.4.130.0060.00317.86
8.4.120.0130.00622.32
8.4.110.0060.00418.61
8.4.100.0100.00918.82
8.4.90.0120.00522.36
8.4.80.0050.00317.61
8.4.70.0130.00717.64
8.4.60.0120.01020.54
8.4.50.0070.00819.24
8.4.40.0140.00319.42
8.4.30.0220.01218.36
8.4.20.0270.00817.96
8.4.10.0230.00518.26
8.3.260.0120.00716.39
8.3.250.0030.00616.47
8.3.240.0100.01016.45
8.3.230.0120.00616.43
8.3.220.0120.00717.15
8.3.210.0120.00616.38
8.3.200.0070.00216.46
8.3.190.0050.00518.87
8.3.180.0100.01016.60
8.3.170.0070.00718.70
8.3.160.0290.00316.37
8.3.150.0270.00317.67
8.3.140.0270.00716.42
8.3.130.0200.00516.31
8.3.120.0220.00517.70
8.3.110.0280.00716.33
8.3.100.0250.00516.31
8.3.90.0250.00221.65
8.3.80.0220.00517.26
8.3.70.0260.00717.32
8.3.60.0220.01017.37
8.3.50.0190.00216.50
8.3.40.0220.00917.77
8.3.30.0140.01217.85
8.3.20.0110.00418.97
8.3.10.0100.00320.33
8.3.00.0040.00819.82
8.2.290.0100.00520.29
8.2.280.0050.00320.20
8.2.270.0130.00816.80
8.2.260.0170.00617.71
8.2.250.0230.00516.43
8.2.240.0160.01316.34
8.2.230.0200.00518.53
8.2.220.0200.00720.06
8.2.210.0230.00621.36
8.2.200.0190.00316.52
8.2.190.0140.01316.54
8.2.180.0250.00316.28
8.2.170.0150.00820.23
8.2.160.0190.00919.00
8.2.150.0160.00520.84
8.2.140.0140.01121.09
8.2.130.0180.00617.48
8.2.120.0210.00321.87
8.2.110.0180.00819.64
8.2.100.0230.00517.42
8.2.90.0210.00317.52
8.2.80.0160.00817.62
8.2.70.0180.00517.49
8.2.60.0190.00117.50
8.2.50.0090.00417.83
8.2.40.0100.00618.89
8.2.30.0140.01018.17
8.2.20.0180.00417.58
8.2.10.0160.00518.14
8.2.00.0150.00617.75
8.1.330.0090.01021.91
8.1.320.0140.00515.96
8.1.310.0200.00416.37
8.1.300.0170.00616.14
8.1.290.0120.00823.56
8.1.280.0230.00521.00
8.1.270.0160.00718.69
8.1.260.0140.00821.74
8.1.250.0210.00222.69
8.1.240.0180.00820.58
8.1.230.0200.00418.96
8.1.220.0140.00717.37
8.1.210.0150.00617.91
8.1.200.0140.00817.09
8.1.190.0150.00617.09
8.1.180.0120.00717.49
8.1.170.0140.00517.77
8.1.160.0080.01117.95
8.1.150.0170.00417.78
8.1.140.0130.00718.65
8.1.130.0150.00618.57
8.1.120.0160.00517.29
8.1.110.0170.00317.22
8.1.100.0160.00417.21
8.1.90.0110.01117.29
8.1.80.0100.00517.02
8.1.70.0100.00117.17
8.1.60.0120.00317.35
8.1.50.0100.00217.26
8.1.40.0070.00517.30
8.1.30.0120.00917.52
8.1.20.0150.00617.30
8.1.10.0160.00517.29
8.1.00.0120.00917.08
8.0.300.0100.01118.11
8.0.290.0150.00716.29
8.0.280.0140.00717.36
8.0.270.0200.00216.73
8.0.260.0150.00517.32
8.0.250.0170.00616.48
8.0.240.0210.00716.62
8.0.230.0210.00116.64
8.0.220.0180.00316.57
8.0.210.0150.00716.59
8.0.200.0180.00316.75
8.0.190.0100.01216.53
8.0.180.0160.00516.53
8.0.170.0170.00416.58
8.0.160.0110.01016.67
8.0.150.0130.00516.53
8.0.140.0170.00716.63
8.0.130.0140.01114.69
8.0.120.0130.00816.36
8.0.110.0160.00616.56
8.0.100.0170.00516.71
8.0.90.0140.00816.62
8.0.80.0190.00916.63
8.0.70.0180.00316.68
8.0.60.0150.00616.50
8.0.50.0150.00616.57
8.0.30.0160.00716.68
8.0.20.0120.01116.73
8.0.10.0160.00516.69
8.0.00.0160.00716.62
7.4.330.0160.00215.96
7.4.320.0170.00216.25
7.4.300.0130.00616.27
7.4.290.0130.00716.19
7.4.280.0150.00516.31
7.4.270.0200.00116.19
7.4.260.0160.00616.19
7.4.250.0160.00516.17
7.4.240.0180.00216.26
7.4.230.0150.00616.20
7.4.220.0160.00316.18
7.4.210.0090.01116.39
7.4.200.0130.00716.32
7.4.190.0280.00416.15
7.4.180.0260.00715.88
7.4.160.0130.00916.33
7.4.150.0090.00616.21
7.4.140.0330.00616.06
7.4.130.0240.00116.20
7.4.120.0120.01316.22
7.4.110.0210.00316.11
7.4.100.0080.00816.26
7.4.90.0150.00616.22
7.4.80.0190.00517.73
7.4.70.0160.00816.19
7.4.60.0140.00916.18
7.4.50.0190.00416.11
7.4.40.0130.01316.13
7.4.30.0240.00815.81
7.4.20.0210.01115.98
7.4.10.0220.01016.05
7.4.00.0170.00715.38
7.3.330.0160.00114.39
7.3.320.0130.00614.31
7.3.310.0130.00616.03
7.3.300.0090.01115.93
7.3.290.0160.00415.84
7.3.280.0100.00916.01
7.3.270.0310.00816.02
7.3.260.0170.00616.11
7.3.250.0280.00315.96
7.3.240.0160.00516.16
7.3.230.0190.00416.05
7.3.220.0270.00715.77
7.3.210.0170.00916.03
7.3.200.0160.00716.14
7.3.190.0240.00316.09
7.3.180.0180.00716.06
7.3.170.0160.00915.86
7.3.160.0150.00816.01
7.3.150.0360.00015.64
7.3.140.0360.00015.64
7.3.130.0300.00615.66
7.3.120.0210.01215.77
7.3.110.0250.00615.64
7.3.100.0280.00315.72
7.3.90.0320.00315.64
7.3.80.0220.01115.77
7.3.70.0280.00615.66
7.3.60.0190.00315.91
7.3.50.0150.00515.64
7.3.40.0170.00315.64
7.3.30.0080.00515.25
7.3.20.0320.00816.10
7.3.10.0280.00615.97
7.3.00.0390.00915.94
7.2.340.0140.00515.69
7.2.330.0110.00615.89
7.2.320.0140.00516.05
7.2.310.0040.01316.04
7.2.300.0130.00416.18
7.2.290.0080.00816.00
7.2.280.0130.00315.64
7.2.270.0130.00315.64
7.2.260.0130.00315.68
7.2.250.0160.00015.71
7.2.240.0100.00515.98
7.2.230.0150.00015.85
7.2.220.0140.00415.64
7.2.210.0150.00015.64
7.2.200.0100.00715.66
7.2.190.0240.00415.80
7.2.180.0150.00015.89
7.2.170.0110.00515.82
7.2.160.0110.00215.33
7.2.150.0330.00416.24
7.2.140.0340.00216.33
7.2.130.0280.00516.31
7.2.120.0320.00616.35
7.2.110.0290.00316.28
7.2.100.0750.00216.14
7.2.90.0340.00616.23
7.2.80.0380.00316.45
7.2.70.0350.00516.40
7.2.60.0350.00716.27
7.2.50.0350.00416.41
7.2.40.0280.00316.53
7.2.30.0310.00716.29
7.2.20.0320.00316.33
7.2.10.0380.00116.39
7.2.00.0340.00516.46
7.1.330.0220.00016.55
7.1.320.0160.01016.86
7.1.310.0150.00017.03
7.1.300.0130.00516.75
7.1.290.0050.00916.96
7.1.280.0210.00016.75
7.1.270.0400.00315.31
7.1.260.0340.00415.26
7.1.250.0310.00415.39
7.1.240.0120.00016.74
7.1.230.0150.00016.96
7.1.220.0280.00317.05
7.1.210.0230.00316.73
7.1.200.0270.00617.07
7.1.190.0270.00817.01
7.1.180.0220.00916.98
7.1.170.0230.00616.86
7.1.160.0240.00916.47
7.1.150.0280.00416.79
7.1.140.0180.00617.11
7.1.130.0270.00017.02
7.1.120.0250.01116.89
7.1.110.0300.00016.83
7.1.100.0270.00716.74
7.1.90.0230.00816.69
7.1.80.0230.00816.87
7.1.70.0220.00616.79
7.1.60.0250.00316.95
7.1.50.0240.00416.94
7.1.40.0240.00616.84
7.1.30.0210.00317.05
7.1.20.0250.00316.54
7.1.10.0220.00016.95
7.1.00.0220.00617.02

preferences:
97.32 ms | 403 KiB | 5 Q