3v4l.org

run code in 300+ PHP versions simultaneously
<?php list($a,$a,$b,$b) = array(4,3,2,1); var_dump($a); var_dump($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)
8.3.60.0070.00718.16
8.3.50.0120.00321.93
8.3.40.0070.00718.70
8.3.30.0090.00620.17
8.3.20.0040.00420.11
8.3.10.0050.00321.83
8.3.00.0040.00422.32
8.2.180.0130.00316.38
8.2.170.0040.01122.96
8.2.160.0070.00722.15
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0080.00626.16
8.2.120.0040.00417.93
8.2.110.0060.00322.08
8.2.100.0090.00317.59
8.2.90.0040.00419.08
8.2.80.0000.00819.21
8.2.70.0040.00417.50
8.2.60.0060.00318.04
8.2.50.0060.00318.07
8.2.40.0000.00818.22
8.2.30.0070.00017.96
8.2.20.0000.00817.71
8.2.10.0000.00717.62
8.2.00.0030.00717.65
8.1.280.0120.00325.92
8.1.270.0040.00424.66
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0030.00623.98
8.1.230.0080.00419.00
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0000.00817.43
8.1.180.0060.00618.10
8.1.170.0000.00818.63
8.1.160.0070.00018.86
8.1.150.0080.00018.62
8.1.140.0000.00717.38
8.1.130.0070.00017.70
8.1.120.0070.00017.39
8.1.110.0000.00817.33
8.1.100.0000.00717.26
8.1.90.0040.00417.40
8.1.80.0040.00417.41
8.1.70.0030.00517.27
8.1.60.0030.00617.50
8.1.50.0000.00717.43
8.1.40.0040.00417.44
8.1.30.0040.00417.59
8.1.20.0030.00517.41
8.1.10.0030.00617.42
8.1.00.0110.00017.43
8.0.300.0050.00318.77
8.0.290.0000.00716.89
8.0.280.0030.00318.34
8.0.270.0070.00017.23
8.0.260.0070.00016.75
8.0.250.0060.00016.89
8.0.240.0040.00416.92
8.0.230.0020.00516.88
8.0.220.0030.00316.73
8.0.210.0030.00316.82
8.0.200.0030.00316.77
8.0.190.0000.00816.82
8.0.180.0000.00716.91
8.0.170.0000.00716.73
8.0.160.0060.00316.72
8.0.150.0030.00316.82
8.0.140.0070.00016.72
8.0.130.0000.00613.22
8.0.120.0080.00016.80
8.0.110.0000.00716.78
8.0.100.0040.00416.85
8.0.90.0070.00016.81
8.0.80.0090.01016.87
8.0.70.0030.00516.92
8.0.60.0000.00716.86
8.0.50.0030.00516.92
8.0.30.0100.00717.05
8.0.20.0060.01317.40
8.0.10.0050.00216.98
8.0.00.0130.00816.74
7.4.330.0030.00315.07
7.4.320.0030.00316.33
7.4.300.0030.00316.52
7.4.290.0070.00016.50
7.4.280.0080.00016.47
7.4.270.0070.00016.45
7.4.260.0060.00013.16
7.4.250.0030.00616.39
7.4.240.0020.00516.47
7.4.230.0000.00716.31
7.4.220.0130.01316.62
7.4.210.0060.01216.56
7.4.200.0000.00716.60
7.4.190.0020.00516.59
7.4.160.0070.01016.38
7.4.150.0120.00617.40
7.4.140.0090.01017.86
7.4.130.0140.00516.34
7.4.120.0120.00716.44
7.4.110.0030.01316.45
7.4.100.0160.00316.39
7.4.90.0030.01416.41
7.4.80.0070.01319.39
7.4.70.0110.00716.27
7.4.60.0070.01016.39
7.4.50.0060.00316.11
7.4.40.0060.00622.77
7.4.30.0090.00916.63
7.4.00.0080.00815.02
7.3.330.0000.00513.09
7.3.320.0000.00513.10
7.3.310.0080.00016.14
7.3.300.0030.00316.18
7.3.290.0030.01216.19
7.3.280.0050.01216.17
7.3.270.0070.01017.40
7.3.260.0120.00816.46
7.3.250.0110.00616.49
7.3.240.0170.00316.08
7.3.230.0110.00716.48
7.3.210.0100.00616.41
7.3.200.0090.01219.39
7.3.190.0130.00816.18
7.3.180.0110.00716.50
7.3.170.0090.00616.27
7.3.160.0160.00016.26
7.3.120.0070.01014.98
7.2.330.0140.00316.60
7.2.320.0070.01116.24
7.2.310.0070.01016.42
7.2.300.0100.00716.20
7.2.290.0120.00616.25
7.2.80.0060.00316.33
7.2.60.0080.00416.75
7.2.00.0060.00619.32
7.1.200.0050.00515.89
7.1.100.0030.00918.16
7.1.70.0000.01117.14
7.1.60.0130.01019.43
7.1.50.0060.01616.88
7.1.00.0070.03022.45
7.0.200.0030.00316.82
7.0.140.0000.07722.18
7.0.60.0030.06319.85
7.0.50.0030.08317.79
7.0.40.0070.07020.04
7.0.30.0300.07320.13
7.0.20.0270.08020.18
7.0.10.0170.05020.16
7.0.00.0000.05020.32
5.6.280.0100.06720.76
5.6.210.0000.04320.51
5.6.200.0100.08718.22
5.6.190.0000.05720.60
5.6.180.0270.07320.63
5.6.170.0370.08320.61
5.6.160.0230.07320.61
5.6.150.0070.06718.11
5.6.140.0170.08318.22
5.6.130.0000.06018.18
5.6.120.0100.08020.97
5.6.110.0070.05320.96
5.6.100.0100.08720.88
5.6.90.0100.07320.88
5.6.80.0030.08320.38
5.6.70.0430.06320.52
5.5.350.0070.06720.37
5.5.340.0100.07017.99
5.5.330.0030.05020.29
5.5.320.0200.05320.34
5.5.310.0330.06320.30
5.5.300.0030.08318.01
5.5.290.0070.08018.00
5.5.280.0070.04320.88
5.5.270.0000.04320.68
5.5.260.0070.04020.86
5.5.250.0100.08320.50
5.5.240.0030.05020.23
5.4.450.0630.04719.52
5.4.440.0300.05019.60
5.4.430.0230.08719.27
5.4.420.0370.06019.29
5.4.410.0370.06719.32
5.4.400.0330.05318.75
5.4.390.0530.05718.50
5.4.380.0330.04318.46
5.4.370.0200.04718.61
5.4.360.0170.05018.63
5.4.350.0130.06411.98
5.4.340.0090.04111.97
5.4.320.0070.04512.45
5.4.310.0060.04012.45
5.4.300.0040.04012.46
5.4.290.0050.04612.45
5.4.280.0060.04312.35
5.4.270.0080.04112.35
5.4.260.0060.04012.35
5.4.250.0070.03612.35
5.4.240.0130.07018.84
5.4.230.0130.05018.94
5.4.220.0170.04318.88
5.4.210.0070.06718.70
5.4.200.0130.05018.92
5.4.190.0030.05718.77
5.4.180.0070.05718.92
5.4.170.0100.05018.74
5.4.160.0100.05018.89
5.4.150.0100.05318.87
5.4.140.0100.05316.50
5.4.130.0130.04316.46
5.4.120.0100.04716.53
5.4.110.0100.05016.39
5.4.100.0130.05716.49
5.4.90.0130.04716.45
5.4.80.0070.04716.38
5.4.70.0070.04716.39
5.4.60.0070.04716.24
5.4.50.0100.04716.33
5.4.40.0130.04016.23
5.4.30.0070.05016.45
5.4.20.0030.05016.38
5.4.10.0030.05316.32
5.4.00.0130.04015.75
5.3.290.0050.04112.80
5.3.280.0100.05014.74
5.3.270.0070.07714.30
5.3.260.0130.06014.76
5.3.250.0070.05014.65
5.3.240.0130.04714.62
5.3.230.0030.08014.61
5.3.220.0100.05714.58
5.3.210.0030.06014.44
5.3.200.0130.04714.57
5.3.190.0030.05314.58
5.3.180.0070.06014.40
5.3.170.0100.04714.66
5.3.160.0130.04314.71
5.3.150.0100.04714.57
5.3.140.0130.04314.57
5.3.130.0100.06314.55
5.3.120.0100.05014.54
5.3.110.0100.04714.50
5.3.100.0030.05714.18
5.3.90.0070.05313.85
5.3.80.0100.04714.01
5.3.70.0070.04713.80
5.3.60.0070.04714.02
5.3.50.0130.04313.82
5.3.40.0070.05013.87
5.3.30.0070.04713.61
5.3.20.0100.06013.57
5.3.10.0000.06013.56
5.3.00.0070.05013.65
5.2.170.0100.03710.98
5.2.160.0000.04311.06
5.2.150.0070.05311.17
5.2.140.0030.04311.15
5.2.130.0100.04011.02
5.2.120.0070.03711.11
5.2.110.0100.03311.21
5.2.100.0000.04311.12
5.2.90.0030.04011.00
5.2.80.0070.04011.11
5.2.70.0070.04310.98
5.2.60.0130.03710.88
5.2.50.0130.03711.02
5.2.40.0200.03010.99
5.2.30.0130.04010.97
5.2.20.0100.04710.97
5.2.10.0000.04310.86
5.2.00.0030.04710.60
5.1.60.0070.04310.05
5.1.50.0030.03710.14
5.1.40.0030.03710.13
5.1.30.0100.04310.40
5.1.20.0100.03310.23
5.1.10.0070.03310.03
5.1.00.0030.03710.13
5.0.50.0070.0278.45
5.0.40.0030.0278.49
5.0.30.0070.0378.37
5.0.20.0070.0238.33
5.0.10.0000.0338.14
5.0.00.0030.0408.14
4.4.90.0070.0177.51
4.4.80.0070.0207.51
4.4.70.0100.0237.51
4.4.60.0000.0337.51
4.4.50.0030.0207.51
4.4.40.0070.0307.51
4.4.30.0000.0237.51
4.4.20.0000.0237.51
4.4.10.0000.0337.51
4.4.00.0030.0407.51
4.3.110.0070.0207.51
4.3.100.0030.0277.51
4.3.90.0030.0207.51
4.3.80.0000.0437.51
4.3.70.0000.0237.51
4.3.60.0000.0207.51
4.3.50.0030.0207.51
4.3.40.0070.0277.51
4.3.30.0000.0237.51
4.3.20.0000.0307.51
4.3.10.0030.0237.51
4.3.00.0130.0207.03

preferences:
47.35 ms | 401 KiB | 5 Q