3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [1, 2]; $a += [3, 4]; var_dump($a); $a = array_merge($a, [3, 4]); var_dump($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)
8.3.60.0130.00316.50
8.3.50.0100.00716.44
8.3.40.0070.01018.76
8.3.30.0090.00618.54
8.3.20.0040.00420.26
8.3.10.0050.00320.74
8.3.00.0070.00018.89
8.2.180.0040.01118.17
8.2.170.0070.00722.96
8.2.160.0070.01019.46
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00021.01
8.2.120.0040.00426.35
8.2.110.0110.00022.29
8.2.100.0090.00318.16
8.2.90.0000.00818.21
8.2.80.0030.00518.03
8.2.70.0030.00518.05
8.2.60.0030.00618.09
8.2.50.0100.00018.10
8.2.40.0080.00020.30
8.2.30.0000.00719.11
8.2.20.0040.00417.92
8.2.10.0000.00717.92
8.2.00.0040.00418.09
8.1.280.0140.00425.92
8.1.270.0040.00424.02
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0000.00920.39
8.1.230.0100.00320.72
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0000.00917.25
8.1.190.0000.00817.23
8.1.180.0000.00818.10
8.1.170.0000.00718.75
8.1.160.0040.00418.87
8.1.150.0030.00620.13
8.1.140.0050.00219.35
8.1.130.0040.00418.82
8.1.120.0000.00717.29
8.1.110.0090.00017.38
8.1.100.0050.00217.39
8.1.90.0040.00417.27
8.1.80.0070.00017.44
8.1.70.0000.00717.33
8.1.60.0000.00817.41
8.1.50.0040.00417.44
8.1.40.0000.00717.38
8.1.30.0040.00417.52
8.1.20.0040.00417.57
8.1.10.0000.00817.42
8.1.00.0000.00817.43
8.0.300.0070.00019.73
8.0.290.0000.00716.63
8.0.280.0000.00818.30
8.0.270.0090.00017.14
8.0.260.0000.00618.79
8.0.250.0000.00716.93
8.0.240.0000.00716.92
8.0.230.0030.00316.89
8.0.220.0000.00716.84
8.0.210.0080.00016.80
8.0.200.0040.00416.89
8.0.190.0000.00816.94
8.0.180.0040.00416.79
8.0.170.0000.00716.87
8.0.160.0040.00416.96
8.0.150.0080.00016.79
8.0.140.0050.00216.70
8.0.130.0060.00013.30
8.0.120.0000.00716.83
8.0.110.0000.00816.91
8.0.100.0030.00316.94
8.0.90.0000.00716.77
8.0.80.0000.01616.88
8.0.70.0040.00416.74
8.0.60.0040.00416.91
8.0.50.0070.00016.72
8.0.30.0100.00817.09
8.0.20.0140.00617.40
8.0.10.0030.00516.79
8.0.00.0060.01116.72
7.4.330.0050.00015.55
7.4.320.0030.00316.40
7.4.300.0000.00616.57
7.4.290.0060.00316.56
7.4.280.0070.00016.52
7.4.270.0000.00716.40
7.4.260.0000.00716.50
7.4.250.0000.00716.28
7.4.240.0040.00416.44
7.4.230.0030.00316.30
7.4.220.0150.00316.52
7.4.210.0000.01416.52
7.4.200.0070.00016.54
7.4.150.0080.00917.40
7.4.140.0110.01117.86
7.4.130.0150.00316.51
7.4.120.0090.01116.39
7.4.110.0180.00416.40
7.4.100.0030.01316.44
7.4.90.0080.00816.33
7.4.80.0120.00619.39
7.4.70.0060.01016.47
7.4.60.0040.01316.49
7.4.50.0060.00616.26
7.4.40.0140.00316.47
7.4.30.0090.00616.40
7.4.00.0050.01215.11
7.3.330.0050.00013.11
7.3.320.0020.00213.05
7.3.310.0000.00716.26
7.3.300.0030.00315.96
7.3.290.0040.01016.13
7.3.280.0070.00816.11
7.3.270.0190.00317.40
7.3.260.0050.01616.22
7.3.250.0110.01016.21
7.3.240.0130.00516.08
7.3.230.0160.00716.27
7.3.210.0160.00816.16
7.3.200.0130.00416.26
7.3.190.0030.01316.07
7.3.180.0060.01616.16
7.3.170.0040.01116.11
7.3.160.0060.00916.28
7.3.120.0060.01214.36
7.3.110.0120.00614.64
7.3.100.0090.00914.44
7.3.90.0030.01314.68
7.3.80.0080.00414.53
7.3.70.0070.00714.54
7.3.60.0030.00714.47
7.3.50.0030.00614.77
7.3.40.0060.00614.25
7.3.30.0090.00614.39
7.3.20.0000.01016.34
7.3.10.0030.01116.51
7.3.00.0060.00816.47
7.2.330.0130.00316.25
7.2.320.0090.01316.51
7.2.310.0090.00916.51
7.2.300.0070.01116.34
7.2.290.0030.01616.46
7.2.250.0040.01514.86
7.2.240.0060.01214.58
7.2.230.0040.01414.71
7.2.220.0000.01215.13
7.2.210.0040.00414.94
7.2.200.0080.00414.98
7.2.190.0110.00315.15
7.2.180.0040.00714.84
7.2.170.0060.01014.75
7.2.160.0030.01214.83
7.2.150.0080.00816.57
7.2.140.0090.00616.64
7.2.130.0070.00916.59
7.2.120.0070.00916.66
7.2.110.0090.00416.87
7.2.100.0020.01016.82
7.2.90.0050.01016.81
7.2.80.0040.01116.95
7.2.70.0050.01216.71
7.2.60.0030.00616.77
7.2.50.0110.00516.80
7.2.40.0050.00716.75
7.2.30.0040.00916.79
7.2.20.0130.00516.73
7.2.10.0050.00816.77
7.2.00.0080.00316.67
7.1.330.0030.01315.75
7.1.320.0000.01515.73
7.1.310.0030.01015.85
7.1.300.0100.00315.53
7.1.290.0080.00015.55
7.1.280.0090.00915.82
7.1.270.0060.01215.78
7.1.260.0030.01015.68
7.1.250.0020.00715.73
7.1.240.0030.00515.77
7.1.230.0060.00715.73
7.1.220.0040.01115.67
7.1.210.0080.00415.81
7.1.200.0070.00515.76
7.1.190.0050.00915.95
7.1.180.0100.00015.93
7.1.170.0100.00315.83
7.1.160.0000.01115.61
7.1.150.0000.01015.49
7.1.140.0030.01315.87
7.1.130.0060.00915.56
7.1.120.0000.01015.95
7.1.110.0000.01315.88
7.1.100.0090.00615.89
7.1.90.0060.00716.95
7.1.80.0020.01016.71
7.1.70.0100.00316.62
7.1.60.0080.01225.32
7.1.50.0140.00525.24
7.1.40.0150.00525.01
7.1.30.0100.00725.18
7.1.20.0130.00925.20
7.1.10.0060.00816.18
7.1.00.0030.01016.21
7.0.330.0030.01015.59
7.0.320.0040.00815.56
7.0.310.0080.00515.12
7.0.300.0090.00915.51
7.0.290.0030.00615.42
7.0.280.0030.00615.35
7.0.270.0080.00315.43
7.0.260.0040.01115.11
7.0.250.0030.00915.40
7.0.240.0000.00915.38
7.0.230.0040.01116.64
7.0.220.0090.00316.45
7.0.210.0020.01115.98
7.0.200.0080.00516.00
7.0.190.0050.00616.04
7.0.180.0000.01115.76
7.0.170.0050.00815.90
7.0.160.0080.00815.99
7.0.150.0000.01215.65
7.0.140.0070.00615.91
7.0.130.0030.00815.88
7.0.120.0070.00515.96
7.0.110.0050.01015.87
7.0.100.0050.01015.85
7.0.90.0080.00715.83
7.0.80.0040.01115.91
7.0.70.0080.00515.87
7.0.60.0020.01215.82
7.0.50.0040.00715.79
7.0.40.0080.00514.79
7.0.30.0030.00914.80
7.0.20.0050.00814.87
7.0.10.0080.00314.85
7.0.00.0030.00914.99
5.6.400.0150.00314.31
5.6.390.0070.00714.04
5.6.380.0070.00714.24
5.6.370.0070.00713.83
5.6.360.0100.00314.39
5.6.350.0030.00914.22
5.6.340.0110.00314.38
5.6.330.0130.00014.50
5.6.320.0030.01014.48
5.6.310.0070.01014.23
5.6.300.0070.01114.39
5.6.290.0060.00614.62
5.6.280.0040.01114.18
5.6.270.0070.00714.14
5.6.260.0110.00714.54
5.6.250.0060.01214.57
5.6.240.0110.00014.05
5.6.230.0070.00314.13
5.6.220.0030.00714.19
5.6.210.0040.00414.46
5.6.200.0030.00714.08
5.6.190.0120.00314.30
5.6.180.0000.01214.27
5.6.170.0090.00013.98
5.6.160.0030.01014.39
5.6.150.0040.00814.20
5.6.140.0000.01614.14
5.6.130.0030.01414.17
5.6.120.0060.00614.15
5.6.110.0080.00414.33
5.6.100.0060.00914.23
5.6.90.0070.01013.96
5.6.80.0000.01414.30
5.6.70.0100.00314.04
5.6.60.0070.00414.46
5.6.50.0000.01114.14
5.6.40.0030.01014.34
5.6.30.0070.00714.26
5.6.20.0000.01414.16
5.6.10.0070.00414.14
5.6.00.0070.00414.20

preferences:
64.37 ms | 401 KiB | 5 Q