3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['x' => 5]; $b = ['y' => 7]; print_r($a + $b); $a = [1,2]; $b = [3,4]; print_r($a + $b);

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)
8.3.60.0110.00718.30
8.3.50.0070.01018.23
8.3.40.0120.00318.59
8.3.30.0070.00718.41
8.3.20.0040.00421.73
8.3.10.0060.00318.85
8.3.00.0040.00421.64
8.2.180.0090.00925.92
8.2.170.0040.01122.96
8.2.160.0110.00422.11
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0070.01119.08
8.2.110.0100.00020.95
8.2.100.0000.01219.51
8.2.90.0080.00017.78
8.2.80.0000.00817.97
8.2.70.0040.00417.80
8.2.60.0050.00218.16
8.2.50.0050.00219.21
8.2.40.0000.00719.30
8.2.30.0000.00720.29
8.2.20.0070.00017.85
8.2.10.0080.00018.93
8.2.00.0000.00717.96
8.1.280.0030.01325.92
8.1.270.0080.00020.76
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0150.00623.78
8.1.230.0000.01122.65
8.1.220.0000.00817.74
8.1.210.0080.00018.91
8.1.200.0070.00417.23
8.1.190.0090.00017.10
8.1.180.0040.00418.10
8.1.170.0040.00418.72
8.1.160.0040.00418.78
8.1.150.0030.00318.80
8.1.140.0040.00420.25
8.1.130.0030.00322.02
8.1.120.0030.00617.30
8.1.110.0050.00217.28
8.1.100.0070.00417.31
8.1.90.0000.01117.28
8.1.80.0030.00517.41
8.1.70.0040.00417.34
8.1.60.0000.00817.54
8.1.50.0040.00417.43
8.1.40.0040.00417.35
8.1.30.0080.00017.47
8.1.20.0040.00417.46
8.1.10.0000.00717.39
8.1.00.0030.00617.41
8.0.300.0000.00719.72
8.0.290.0080.00016.75
8.0.280.0030.00318.36
8.0.270.0000.00716.77
8.0.260.0000.00618.30
8.0.250.0040.00416.97
8.0.240.0000.00716.79
8.0.230.0040.00416.89
8.0.220.0050.00316.80
8.0.210.0070.00016.89
8.0.200.0000.00916.83
8.0.190.0050.00316.87
8.0.180.0000.00716.79
8.0.170.0060.00316.82
8.0.160.0040.00416.84
8.0.150.0040.00416.80
8.0.140.0000.00816.81
8.0.130.0060.00013.26
8.0.120.0000.00816.86
8.0.110.0040.00416.92
8.0.100.0040.00416.91
8.0.90.0050.00216.68
8.0.80.0040.01116.81
8.0.70.0070.00016.90
8.0.60.0040.00416.87
8.0.50.0040.00416.67
8.0.30.0110.00617.08
8.0.20.0110.00816.83
8.0.10.0000.00817.12
8.0.00.0080.01116.68
7.4.330.0020.00215.55
7.4.320.0030.00316.44
7.4.300.0060.00016.43
7.4.290.0020.00516.48
7.4.280.0080.00016.50
7.4.270.0000.00616.48
7.4.260.0050.00216.45
7.4.250.0040.00416.38
7.4.240.0000.00816.32
7.4.230.0070.00016.46
7.4.220.0070.00016.62
7.4.210.0090.00816.49
7.4.200.0070.00016.51
7.4.160.0070.01016.36
7.4.130.0070.01516.52
7.4.120.0150.00016.41
7.4.110.0090.00916.40
7.4.100.0150.00316.51
7.4.90.0100.00716.40
7.4.80.0080.01219.39
7.4.70.0030.02016.38
7.4.60.0160.00016.54
7.4.50.0140.00316.42
7.4.40.0060.01316.47
7.4.00.0050.00714.81
7.3.330.0050.00012.95
7.3.320.0050.00013.06
7.3.310.0000.00616.29
7.3.300.0000.00716.02
7.3.290.0030.00316.21
7.3.280.0080.01216.20
7.3.260.0090.01016.33
7.3.240.0100.00716.36
7.3.230.0070.01016.16
7.3.210.0060.01616.22
7.3.200.0150.00916.15
7.3.190.0130.00316.08
7.3.180.0060.00916.47
7.3.170.0040.01216.38
7.3.160.0060.01316.39
7.3.120.0000.01814.70
7.3.110.0060.01314.75
7.3.100.0080.00414.51
7.3.90.0070.00714.68
7.3.80.0040.00814.68
7.3.70.0060.00914.45
7.3.60.0080.00014.60
7.3.50.0060.00814.59
7.3.40.0050.00814.48
7.3.30.0040.01114.62
7.3.20.0090.00715.53
7.3.10.0070.00915.66
7.3.00.0040.00915.64
7.2.330.0040.01416.50
7.2.320.0130.00616.56
7.2.310.0060.01216.35
7.2.300.0140.00316.34
7.2.290.0090.00916.61
7.2.250.0100.01014.59
7.2.240.0070.01014.70
7.2.230.0050.00515.12
7.2.220.0070.00414.93
7.2.210.0060.00614.90
7.2.200.0080.00414.60
7.2.190.0070.00715.00
7.2.180.0100.00814.85
7.2.170.0080.00914.82
7.2.160.0070.00714.52
7.2.150.0070.01415.02
7.2.140.0110.00714.91
7.2.130.0120.00614.87
7.2.120.0110.00414.73
7.2.110.0100.00715.00
7.2.100.0110.00414.66
7.2.90.0120.00314.88
7.2.80.0090.00915.08
7.2.70.0110.00714.88
7.2.60.0990.00314.91
7.2.50.0130.01014.97
7.2.40.0160.00615.00
7.2.30.0030.01714.91
7.2.20.0140.00014.61
7.2.10.0100.00314.74
7.2.00.0050.00914.82
7.1.330.0030.00915.59
7.1.320.0110.00315.39
7.1.310.0000.01215.89
7.1.300.0070.00315.75
7.1.290.0070.00715.45
7.1.280.0030.00914.71
7.1.270.0120.00514.72
7.1.260.0070.00714.78
7.1.250.0130.00013.83

preferences:
69.53 ms | 401 KiB | 5 Q