3v4l.org

run code in 300+ PHP versions simultaneously
<?php $c[] = 'Hello'; $a = ["You","are","here"]; $b[] = 'Hello'; $a = array_merge($a, $b); print_r($a); print_r($b); print_r($c);

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)
8.3.40.0090.00618.72
8.3.30.0110.00418.69
8.3.20.0040.00421.82
8.3.10.0070.00022.09
8.3.00.0050.00220.96
8.2.170.0100.01022.96
8.2.160.0140.00020.16
8.2.150.0040.00424.18
8.2.140.0050.00224.66
8.2.130.0080.00022.07
8.2.120.0040.00426.35
8.2.110.0070.00321.00
8.2.100.0060.00617.91
8.2.90.0030.00519.13
8.2.80.0080.00017.97
8.2.70.0090.00017.50
8.2.60.0000.00817.80
8.2.50.0050.00318.10
8.2.40.0000.00822.32
8.2.30.0070.00022.16
8.2.20.0040.00418.06
8.2.10.0000.00718.02
8.2.00.0040.00418.23
8.1.270.0030.00624.01
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0040.00720.99
8.1.230.0070.00417.64
8.1.220.0000.00717.74
8.1.210.0000.00818.77
8.1.200.0000.00917.23
8.1.190.0000.00817.23
8.1.180.0000.00818.10
8.1.170.0000.00818.52
8.1.160.0070.00018.73
8.1.150.0000.00820.26
8.1.140.0000.00719.39
8.1.130.0030.00318.92
8.1.120.0000.00717.40
8.1.110.0040.00417.41
8.1.100.0040.00417.36
8.1.90.0000.00717.32
8.1.80.0050.00317.38
8.1.70.0000.00817.41
8.1.60.0000.00817.41
8.1.50.0040.00417.50
8.1.40.0080.00017.33
8.1.30.0000.00717.46
8.1.20.0040.00417.57
8.1.10.0000.00717.32
8.1.00.0040.00417.32
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0040.00418.38
8.0.270.0000.00717.24
8.0.260.0060.00017.11
8.0.250.0040.00416.79
8.0.240.0000.00716.89
8.0.230.0070.00016.94
8.0.220.0000.00716.85
8.0.210.0000.00716.76
8.0.200.0000.00616.90
8.0.190.0040.00416.85
8.0.180.0000.00816.89
8.0.170.0070.00016.84
8.0.160.0030.00316.91
8.0.150.0000.00716.85
8.0.140.0030.00316.79
8.0.130.0000.00913.21
8.0.120.0000.00816.73
8.0.110.0000.00716.61
8.0.100.0040.00416.84
8.0.90.0020.00516.86
8.0.80.0120.00316.83
8.0.70.0040.00416.83
8.0.60.0000.00716.89
8.0.50.0050.00316.66
8.0.30.0110.00717.07
8.0.20.0120.00917.40
8.0.10.0080.00016.94
8.0.00.0110.00716.65
7.4.330.0030.00315.55
7.4.320.0040.00416.44
7.4.300.0030.00316.48
7.4.290.0030.00316.45
7.4.280.0050.00516.55
7.4.270.0000.00716.51
7.4.260.0030.00316.47
7.4.250.0030.00316.50
7.4.240.0030.00316.45
7.4.230.0000.00716.61
7.4.220.0160.00816.56
7.4.210.0050.01216.55
7.4.200.0050.00216.46
7.4.160.0100.00716.36
7.4.150.0060.01317.40
7.4.140.0060.01117.86
7.4.130.0090.01116.42
7.4.120.0110.01016.48
7.4.110.0100.00716.39
7.4.100.0110.00516.45
7.4.90.0100.00716.46
7.4.80.0170.00719.39
7.4.70.0080.00816.36
7.4.60.0120.00316.53
7.4.50.0070.00716.22
7.4.40.0080.00816.54
7.4.30.0070.01316.52
7.4.00.0070.00814.91
7.3.330.0000.00612.89
7.3.320.0020.00213.04
7.3.310.0070.00316.24
7.3.300.0000.00716.24
7.3.290.0030.00316.16
7.3.280.0110.00816.20
7.3.270.0140.00417.40
7.3.260.0190.01116.45
7.3.250.0080.00916.29
7.3.240.0100.00816.32
7.3.230.0070.01516.37
7.3.210.0030.01516.19
7.3.200.0110.00816.24
7.3.190.0060.00916.29
7.3.180.0090.00616.19
7.3.170.0100.00716.21
7.3.160.0040.01216.19
7.3.120.0060.01215.00
7.3.110.0180.00014.90
7.3.100.0130.00314.91
7.3.90.0030.00914.46
7.3.80.0160.00014.95
7.3.70.0060.00614.74
7.3.60.0040.01114.86
7.3.50.0000.01514.71
7.3.40.0030.00614.59
7.3.30.0100.00314.91
7.3.20.0060.00616.48
7.3.10.0150.00016.52
7.3.00.0060.00916.29
7.2.330.0120.00616.56
7.2.320.0060.01016.71
7.2.310.0090.01216.65
7.2.300.0030.01416.36
7.2.290.0100.00616.54
7.2.250.0080.00914.96
7.2.240.0060.01214.88
7.2.230.0180.00015.14
7.2.220.0070.01015.12
7.2.210.0140.00314.88
7.2.200.0100.00714.93
7.2.190.0030.00715.04
7.2.180.0150.00014.83
7.2.170.0070.00714.83
7.2.110.0070.01016.39
7.2.80.0070.00716.68
7.2.60.0070.01016.74
7.2.50.0040.01117.01
7.1.330.0090.00615.45
7.1.320.0040.01215.63
7.1.310.0120.00615.80
7.1.300.0030.00715.78
7.1.290.0090.00015.78
7.1.280.0060.00915.71
7.1.270.0080.00815.45
7.1.260.0090.00615.67
7.1.200.0030.00715.37
7.1.70.0000.01417.16
7.1.60.0110.00717.22
7.1.20.2330.07738.66
7.1.10.1770.06320.52
7.1.00.3030.06020.58
7.0.200.0000.01116.61
7.0.160.1400.05020.04
7.0.150.1800.04719.96
7.0.140.2870.07720.07
7.0.130.2600.07720.03
7.0.120.2730.05720.01
7.0.110.3230.05720.04
7.0.100.2700.06020.19
7.0.90.2470.08020.13
7.0.80.2900.07320.08
7.0.70.2100.06020.02
7.0.60.2170.05720.10
7.0.50.0130.05720.05
7.0.40.4130.05720.14
7.0.30.0100.06720.06
7.0.20.0270.07020.21
7.0.10.4930.07020.11
7.0.00.3300.07720.04

preferences:
65.75 ms | 400 KiB | 5 Q