3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('a', 'b', 'c'); $b = array('d', 'e'); $c = array_merge($a, $b); print_r($a);

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)
8.3.40.0070.00718.47
8.3.30.0060.00620.07
8.3.20.0040.00418.55
8.3.10.0040.00421.05
8.3.00.0000.00823.48
8.2.170.0130.00722.96
8.2.160.0100.00320.53
8.2.150.0130.00624.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0030.00519.95
8.2.110.0030.00721.96
8.2.100.0100.00017.72
8.2.90.0050.00319.17
8.2.80.0060.00317.97
8.2.70.0040.00417.63
8.2.60.0060.00317.93
8.2.50.0040.00418.10
8.2.40.0040.00419.88
8.2.30.0000.00719.48
8.2.20.0050.00217.58
8.2.10.0040.00417.60
8.2.00.0000.00817.68
8.1.270.0040.00423.99
8.1.260.0030.01226.35
8.1.250.0050.00328.09
8.1.240.0080.00022.56
8.1.230.0070.00717.70
8.1.220.0040.00417.79
8.1.210.0030.00518.77
8.1.200.0040.00417.21
8.1.190.0040.00417.22
8.1.180.0030.00618.10
8.1.170.0050.00318.66
8.1.160.0070.00018.81
8.1.150.0040.00418.57
8.1.140.0040.00417.32
8.1.130.0020.00517.80
8.1.120.0040.00417.39
8.1.110.0050.00317.28
8.1.100.0000.00817.27
8.1.90.0030.00317.28
8.1.80.0070.00017.40
8.1.70.0030.00317.40
8.1.60.0030.00617.50
8.1.50.0000.00717.38
8.1.40.0040.00417.46
8.1.30.0080.00017.52
8.1.20.0080.00017.54
8.1.10.0000.00717.34
8.1.00.0070.00017.34
8.0.300.0000.00718.77
8.0.290.0040.00716.58
8.0.280.0070.00018.24
8.0.270.0070.00017.25
8.0.260.0030.00316.74
8.0.250.0000.00816.82
8.0.240.0000.00916.71
8.0.230.0030.00316.84
8.0.220.0000.00716.79
8.0.210.0030.00316.75
8.0.200.0030.00316.79
8.0.190.0040.00416.74
8.0.180.0040.00416.85
8.0.170.0040.00416.81
8.0.160.0000.00816.89
8.0.150.0000.00716.86
8.0.140.0000.00816.61
8.0.130.0000.00513.20
8.0.120.0100.00016.78
8.0.110.0000.00816.81
8.0.100.0000.00816.68
8.0.90.0050.00316.86
8.0.80.0090.00616.78
8.0.70.0080.00016.75
8.0.60.0030.00416.84
8.0.50.0000.00716.74
8.0.30.0090.01317.04
8.0.20.0090.00817.40
8.0.10.0070.00016.89
8.0.00.0080.01016.58
7.4.330.0050.00016.66
7.4.320.0050.00216.45
7.4.300.0030.00316.52
7.4.290.0100.00016.52
7.4.280.0040.00416.55
7.4.270.0030.00316.54
7.4.260.0030.00313.12
7.4.250.0070.00016.39
7.4.240.0000.00716.44
7.4.230.0000.00716.33
7.4.220.0070.01316.42
7.4.210.0100.00816.54
7.4.200.0070.00016.53
7.4.190.0070.00016.38
7.4.160.0130.00916.16
7.4.150.0070.01217.40
7.4.140.0110.00617.86
7.4.130.0080.00816.40
7.4.120.0110.01016.45
7.4.110.0110.00816.52
7.4.100.0070.01016.40
7.4.90.0130.01016.21
7.4.80.0110.00619.39
7.4.70.0110.01516.33
7.4.60.0070.01016.34
7.4.50.0000.00816.18
7.4.40.0000.01422.77
7.4.30.0110.01116.33
7.4.00.0120.00514.88
7.3.330.0000.00512.97
7.3.320.0050.00013.11
7.3.310.0000.00616.13
7.3.300.0030.00316.17
7.3.290.0090.00616.18
7.3.280.0080.00816.13
7.3.270.0110.01117.40
7.3.260.0060.01418.24
7.3.250.0030.01516.25
7.3.240.0130.00316.22
7.3.230.0100.00716.39
7.3.210.0160.00016.47
7.3.200.0100.01019.39
7.3.190.0050.01116.30
7.3.180.0110.00616.31
7.3.170.0110.00616.27
7.3.160.0110.00416.44
7.3.120.0090.00814.69
7.3.110.0030.01414.66
7.3.100.0070.00714.75
7.3.90.0090.00614.38
7.3.80.0090.00014.67
7.3.70.0100.00614.36
7.3.60.0060.00314.55
7.3.50.0160.00014.77
7.3.40.0040.00414.78
7.3.30.0000.01614.29
7.3.20.0030.00716.51
7.3.10.0040.01016.46
7.3.00.0060.00616.61
7.2.330.0080.00816.48
7.2.320.0160.00316.61
7.2.310.0120.00416.58
7.2.300.0100.00716.44
7.2.290.0090.00916.60
7.2.250.0000.01715.04
7.2.240.0080.01214.79
7.2.230.0070.01114.98
7.2.220.0060.01214.87
7.2.210.0000.01214.90
7.2.200.0040.00415.01
7.2.190.0060.00914.97
7.2.180.0040.00814.99
7.2.170.0040.01115.05
7.2.130.0030.00716.46
7.2.120.0060.00616.71
7.2.110.0060.00316.77
7.2.100.0060.00616.83
7.2.90.0000.01116.83
7.2.80.0060.00316.84
7.2.70.0000.00816.67
7.2.60.0020.00916.82
7.2.50.0040.00416.79
7.2.40.0000.01316.70
7.2.30.0050.00316.87
7.2.20.0060.00616.77
7.2.10.0030.00716.85
7.2.00.0000.00918.04
7.1.330.0090.00915.59
7.1.320.0090.00315.45
7.1.310.0080.00615.75
7.1.300.0040.00815.84
7.1.290.0060.00615.73
7.1.280.0070.00415.54
7.1.270.0030.01215.44
7.1.260.0070.00415.70
7.1.250.0080.00315.66
7.1.200.0030.00715.52
7.1.100.0060.00618.15
7.1.70.0110.00317.18
7.1.60.0220.00419.17
7.1.50.0100.01616.57
7.1.00.0030.07322.45
7.0.200.0020.00516.50
7.0.140.0030.07322.11
7.0.100.0000.04319.96
7.0.90.0030.04320.01
7.0.80.0030.05719.91
7.0.70.0500.08019.98
7.0.60.0530.07320.08
7.0.50.0770.07020.32
7.0.40.0100.07720.13
7.0.30.0100.07720.05
7.0.20.0130.07720.06
7.0.10.0130.07719.98
7.0.00.0070.08320.12
5.6.280.0000.07720.98
5.6.250.0070.03720.73
5.6.240.0100.07020.73
5.6.230.0130.03020.65
5.6.220.0000.08320.65
5.6.210.0100.07720.74
5.6.200.0170.07721.02
5.6.190.0200.07321.07
5.6.180.0230.06321.11
5.6.170.0100.07321.03
5.6.160.0000.08720.93
5.6.150.0130.07320.96
5.6.140.0070.09020.95
5.6.130.0030.07321.02
5.6.120.0100.07321.11
5.6.110.0170.07320.96
5.6.100.0070.06321.00
5.6.90.0030.05021.14
5.6.80.0130.07020.44
5.6.70.0070.06020.46
5.6.60.0070.08320.45
5.6.50.0130.05020.43
5.6.40.0070.07720.40
5.6.30.0100.07020.45
5.6.20.0070.08020.37
5.6.10.0100.07720.36
5.6.00.0130.07320.47
5.5.380.0070.03720.44
5.5.370.0000.07020.44
5.5.360.0130.07720.45
5.5.350.0100.07720.34
5.5.340.0070.08020.91
5.5.330.0030.08320.91
5.5.320.0170.06720.89
5.5.310.0100.08020.85
5.5.300.0030.08720.72
5.5.290.0100.07020.73
5.5.280.0070.06720.85
5.5.270.0070.08320.86
5.5.260.0130.07320.86
5.5.250.0200.07320.73
5.5.240.0170.07020.18
5.5.230.0030.05720.20
5.5.220.0170.07320.29
5.5.210.0070.08020.21
5.5.200.0100.07720.17
5.5.190.0100.07720.26
5.5.180.0130.08020.28
5.5.160.0100.07720.23
5.5.150.0130.07720.15
5.5.140.0130.06720.16
5.5.130.0100.08020.14
5.5.120.0230.06020.22
5.5.110.0070.04320.09
5.5.100.0070.08020.11
5.5.90.0130.03719.90
5.5.80.0130.07320.06
5.5.70.0100.07019.93
5.5.60.0130.07720.05
5.5.50.0070.06720.11
5.5.40.0030.07320.02
5.5.30.0230.04320.08
5.5.20.0130.07020.12
5.5.10.0130.06320.10
5.5.00.0030.08020.10
5.4.450.0030.08319.47
5.4.440.0130.07319.27
5.4.430.0130.07319.27
5.4.420.0130.07719.31
5.4.410.0000.08019.16
5.4.400.0130.06719.04
5.4.390.0270.05719.21
5.4.380.0070.07719.23
5.4.370.0170.06318.88
5.4.360.0030.08719.14
5.4.350.0070.08719.14
5.4.340.0000.09318.90
5.4.320.0100.07019.12
5.4.310.0130.06719.03
5.4.300.0030.06719.21
5.4.290.0070.07719.12
5.4.280.0070.05719.03
5.4.270.0030.07718.85
5.4.260.0130.06319.12
5.4.250.0100.06019.04
5.4.240.0170.08019.13
5.4.230.0070.08319.04
5.4.220.0200.06019.03
5.4.210.0030.08019.13
5.4.200.0070.05319.15
5.4.190.0100.07319.13
5.4.180.0100.05319.02
5.4.170.0100.05019.17
5.4.160.0170.06019.07
5.4.150.0070.08718.98
5.4.140.0070.07316.36
5.4.130.0130.06316.32
5.4.120.0100.05016.38
5.4.110.0130.06016.47
5.4.100.0100.06316.43
5.4.90.0070.07316.43
5.4.80.0070.07016.37
5.4.70.0070.04316.41
5.4.60.0030.07316.36
5.4.50.0030.05316.50
5.4.40.0070.06716.42
5.4.30.0130.06316.44
5.4.20.0030.07716.37
5.4.10.0070.07016.50
5.4.00.0000.07015.82
5.3.290.0070.07014.64
5.3.280.0130.07714.71
5.3.270.0030.07714.61
5.3.260.0100.05714.53
5.3.250.0070.06714.52
5.3.240.0100.07014.53
5.3.230.0130.07014.67
5.3.220.0100.06314.57
5.3.210.0070.05314.55
5.3.200.0030.07014.57
5.3.190.0070.07714.58
5.3.180.0100.06714.56
5.3.170.0000.04014.65
5.3.160.0070.07714.57
5.3.150.0130.06714.53
5.3.140.0130.07014.48
5.3.130.0030.07014.60
5.3.120.0070.05014.52
5.3.110.0170.06314.57
5.3.100.0100.07014.04
5.3.90.0000.05713.99
5.3.80.0000.04013.94
5.3.70.0130.07714.02
5.3.60.0070.07313.93
5.3.50.0030.07713.97
5.3.40.0070.06313.99
5.3.30.0070.07013.95
5.3.20.0070.03713.82
5.3.10.0100.04713.77
5.3.00.0030.06313.60
5.2.170.0070.05713.60
5.2.160.0070.05313.60
5.2.150.0070.03313.60
5.2.140.0030.06713.60
5.2.130.0030.03313.60
5.2.120.0070.03313.60
5.2.110.0030.06313.60
5.2.100.0100.04713.60
5.2.90.0030.07013.60
5.2.80.0000.07013.60
5.2.70.0070.06013.60
5.2.60.0070.05713.60
5.2.50.0130.05713.60
5.2.40.0030.06013.60
5.2.30.0130.05713.60
5.2.20.0100.05313.60
5.2.10.0030.05713.60
5.2.00.0030.06713.60
5.1.60.0000.05013.60
5.1.50.0000.03013.60
5.1.40.0070.05313.60
5.1.30.0070.05713.60
5.1.20.0070.05713.60
5.1.10.0100.05013.60
5.1.00.0030.03013.60
5.0.50.0070.03713.60
5.0.40.0000.03013.60
5.0.30.0000.03313.60
5.0.20.0030.04313.60
5.0.10.0070.04013.60
5.0.00.0070.06313.60
4.4.90.0000.02013.60
4.4.80.0100.01713.60
4.4.70.0000.03713.60
4.4.60.0000.03013.60
4.4.50.0000.03713.60
4.4.40.0030.02713.60
4.4.30.0000.03313.60
4.4.20.0070.01713.60
4.4.10.0000.02713.60
4.4.00.0030.05313.60
4.3.110.0030.03713.60
4.3.100.0030.02013.60
4.3.90.0030.03013.60
4.3.80.0000.05713.60
4.3.70.0000.02713.60
4.3.60.0000.03713.60
4.3.50.0070.03013.60
4.3.40.0000.04313.60
4.3.30.0000.03713.60
4.3.20.0000.04013.60
4.3.10.0000.03313.60
4.3.00.0030.02313.60

preferences:
44.72 ms | 400 KiB | 5 Q