3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 1;$b=3; $a = [$a, $b]; $b = $a[0]; $a = $a[1]; var_dump($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)
8.3.60.0100.01018.28
8.3.50.0170.00318.08
8.3.40.0070.00718.61
8.3.30.0070.00718.79
8.3.20.0070.00020.27
8.3.10.0080.00023.66
8.3.00.0000.00719.11
8.2.180.0090.00618.23
8.2.170.0090.00622.96
8.2.160.0060.00922.16
8.2.150.0030.00524.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0000.00721.01
8.2.110.0030.00622.15
8.2.100.0080.00317.72
8.2.90.0000.00918.03
8.2.80.0030.00619.32
8.2.70.0030.00518.03
8.2.60.0040.00418.05
8.2.50.0050.00518.10
8.2.40.0050.00320.51
8.2.30.0000.00717.98
8.2.20.0080.00017.69
8.2.10.0030.00618.01
8.2.00.0000.00817.67
8.1.280.0100.01025.92
8.1.270.0090.00018.83
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0040.00422.14
8.1.230.0000.01120.89
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0030.00617.23
8.1.190.0000.00817.35
8.1.180.0040.00418.10
8.1.170.0050.00318.64
8.1.160.0030.00322.06
8.1.150.0040.00418.88
8.1.140.0040.00417.43
8.1.130.0000.00717.67
8.1.120.0030.00417.34
8.1.110.0040.00417.46
8.1.100.0040.00417.47
8.1.90.0050.00217.38
8.1.80.0040.00417.38
8.1.70.0000.00717.44
8.1.60.0000.00817.57
8.1.50.0060.00317.46
8.1.40.0000.00817.40
8.1.30.0040.00417.63
8.1.20.0000.00717.54
8.1.10.0040.00417.42
8.1.00.0030.00617.43
8.0.300.0070.00020.02
8.0.290.0040.00416.75
8.0.280.0050.00318.39
8.0.270.0030.00317.23
8.0.260.0000.00617.25
8.0.250.0000.00716.92
8.0.240.0080.00016.83
8.0.230.0070.00016.81
8.0.220.0030.00316.79
8.0.210.0030.00316.88
8.0.200.0000.00616.98
8.0.190.0080.00016.93
8.0.180.0000.00716.82
8.0.170.0040.00416.81
8.0.160.0000.00716.80
8.0.150.0000.00816.71
8.0.140.0030.00316.90
8.0.130.0000.00613.29
8.0.120.0030.00516.88
8.0.110.0060.00316.86
8.0.100.0040.00416.89
8.0.90.0040.00416.82
8.0.80.0070.01116.89
8.0.70.0040.00416.85
8.0.60.0000.00716.91
8.0.50.0050.00216.94
8.0.30.0140.00817.10
8.0.20.0080.01117.40
8.0.10.0030.00516.99
8.0.00.0080.01016.85
7.4.330.0030.00315.14
7.4.320.0000.00716.63
7.4.300.0030.00316.45
7.4.290.0080.00016.58
7.4.280.0000.00716.37
7.4.270.0030.00316.54
7.4.260.0090.00016.59
7.4.250.0050.00216.45
7.4.240.0020.00516.54
7.4.230.0000.00716.66
7.4.220.0070.01116.59
7.4.210.0030.01216.70
7.4.200.0030.00616.32
7.4.160.0100.00716.54
7.4.150.0090.00917.40
7.4.140.0120.00817.86
7.4.130.0050.01416.55
7.4.120.0080.00816.62
7.4.110.0100.00716.55
7.4.100.0120.00416.36
7.4.90.0150.00416.43
7.4.80.0120.00919.39
7.4.70.0150.00616.54
7.4.60.0090.00916.43
7.4.50.0000.00416.54
7.4.40.0130.00316.38
7.4.30.0120.00616.62
7.4.00.0100.00714.74
7.3.330.0050.00013.18
7.3.320.0060.00013.11
7.3.310.0000.00716.09
7.3.300.0030.00316.29
7.3.290.0090.00516.27
7.3.280.0070.01016.23
7.3.270.0060.01217.40
7.3.260.0090.00916.12
7.3.250.0090.00816.39
7.3.240.0100.00616.42
7.3.230.0090.00916.39
7.3.210.0140.00516.17
7.3.200.0100.00619.39
7.3.190.0040.01216.26
7.3.180.0090.00616.27
7.3.170.0150.00316.39
7.3.160.0120.00316.34
7.3.120.0070.00714.98
7.3.110.0030.01014.91
7.3.100.0000.01214.74
7.3.90.0000.00814.73
7.3.80.0080.00314.45
7.3.70.0090.00314.86
7.3.60.0030.00714.84
7.3.50.0030.01114.85
7.3.40.0000.01314.82
7.3.30.0090.00314.83
7.3.20.0090.00916.73
7.3.10.0040.01116.70
7.3.00.0040.01116.71
7.2.330.0060.01916.50
7.2.320.0100.00716.66
7.2.310.0040.01616.27
7.2.300.0160.00016.38
7.2.290.0110.01216.73
7.2.240.0040.01114.95
7.2.230.0100.00715.06
7.2.220.0000.01214.86
7.2.210.0080.00615.14
7.2.200.0030.00715.18
7.2.190.0000.01414.90
7.2.180.0030.01015.01
7.2.170.0040.00914.95
7.2.160.0000.01714.89
7.2.150.0040.01117.04
7.2.140.0050.00517.00
7.2.130.0070.00716.72
7.2.120.0080.00416.98
7.2.110.0030.01416.79
7.2.100.0030.01016.92
7.2.90.0030.00916.86
7.2.80.0150.00016.56
7.2.70.0090.00616.78
7.2.60.0020.01116.76
7.2.50.0120.00316.45
7.2.40.0030.01516.58
7.2.30.0080.00317.00
7.2.20.0030.01516.63
7.2.10.0040.01116.91
7.2.00.0040.01118.06
7.1.330.0060.00615.62
7.1.320.0030.01015.78
7.1.310.0070.00715.45
7.1.300.0040.01215.96
7.1.290.0000.01515.78
7.1.280.0060.00615.73
7.1.270.0000.01015.78
7.1.260.0070.00715.61
7.1.250.0110.00415.91
7.1.200.0030.01015.34
7.1.100.0060.00618.25
7.1.70.0000.00817.18
7.1.60.0060.01819.46
7.1.50.0280.01034.87
7.1.00.0130.07022.43
7.0.200.0000.00816.63
7.0.140.0000.04322.09
7.0.60.0030.05719.88
7.0.50.0100.07317.88
7.0.40.0070.07319.96
7.0.30.0370.05720.17
7.0.20.0200.03720.16
7.0.10.0030.09319.97
7.0.00.0100.07020.12
5.6.280.0030.07720.98
5.6.210.0100.06320.59
5.6.200.0070.05718.22
5.6.190.0000.05320.67
5.6.180.0330.04020.40
5.6.170.0170.04320.33
5.6.160.0070.04320.54
5.6.150.0100.03318.12
5.6.140.0030.04018.18
5.6.130.0070.05318.18
5.6.120.0030.08720.97
5.6.110.0130.08021.00
5.6.100.0030.08020.88
5.6.90.0100.04020.98
5.6.80.0200.07320.53
5.5.350.4030.04020.46
5.5.340.0130.08317.95
5.5.330.0030.05320.12
5.5.320.0230.07720.43
5.5.310.0230.04320.18
5.5.300.0130.06317.96
5.5.290.0100.05018.01
5.5.280.0000.04320.82
5.5.270.0100.03720.63
5.5.260.0070.08020.64
5.5.250.0100.08020.53
5.5.240.0070.08020.15
5.4.450.0970.05319.52
5.4.440.0130.05319.16
5.4.430.0030.05719.54
5.4.420.0730.05019.46
5.4.410.1070.05319.41
5.4.400.0870.04719.20
5.4.390.0300.04718.74
5.4.380.0270.07018.50
5.4.370.0300.07018.50
5.4.360.0370.06018.49
5.4.350.0300.07018.59
5.4.340.0200.07718.50
5.4.320.0270.07018.71
5.4.310.0230.07018.56
5.4.300.0270.06018.68
5.4.290.0130.06018.72
5.4.280.0170.05318.48
5.4.270.0230.05018.56
5.4.260.0100.06018.56
5.4.250.0170.06318.50
5.4.240.0270.05018.71
5.4.230.0200.05318.73
5.4.220.0330.05018.57
5.4.210.0230.06318.71
5.4.200.0230.04716.53
5.4.190.0300.04718.66
5.4.180.0230.05018.76
5.4.170.0170.06318.56
5.4.160.0300.05018.75
5.4.150.0130.06018.67
5.4.140.0270.04716.08
5.4.130.0230.05016.26
5.4.120.0230.05316.08
5.4.110.0130.06016.06
5.4.100.0230.05716.25
5.4.90.0200.06316.21
5.4.80.0370.05016.01
5.4.70.0130.07316.19
5.4.60.0200.05316.19
5.4.50.0200.05016.00
5.4.40.0100.06316.22
5.4.30.0170.05716.11
5.4.20.0330.04016.13
5.4.10.0330.04316.10
5.4.00.0400.05315.52
5.3.290.0370.06014.60
5.3.280.0200.05314.51
5.3.270.0230.06714.54
5.3.260.0300.06314.64
5.3.250.0230.07014.61
5.3.240.0330.04314.70
5.3.230.0200.05314.52
5.3.220.0200.05314.52
5.3.210.0200.05014.56
5.3.200.0200.05314.55
5.3.190.0130.07714.56
5.3.180.0270.06314.48
5.3.170.0200.05314.54
5.3.160.0230.05714.50
5.3.150.0130.07014.56
5.3.140.0370.04014.54
5.3.130.0230.07314.63
5.3.120.0200.05714.51
5.3.110.0230.05014.55
5.3.100.0200.05714.13
5.3.90.0170.05314.09
5.3.80.0170.05714.01
5.3.70.0170.05313.95
5.3.60.0300.06013.95
5.3.50.0130.07313.93
5.3.40.0270.05713.97
5.3.30.0300.04014.00
5.3.20.0200.05313.69
5.3.10.0170.05313.57
5.3.00.0100.06013.73
5.2.170.0170.04311.28
5.2.160.0200.04011.09
5.2.150.0130.04711.12
5.2.140.0130.04311.19
5.2.130.0170.04011.13
5.2.120.0230.03011.06
5.2.110.0270.04011.13
5.2.100.0170.05311.08
5.2.90.0100.05311.03
5.2.80.0200.05311.05
5.2.70.0130.06011.10
5.2.60.0170.05711.10
5.2.50.0200.04011.15
5.2.40.0200.03711.14
5.2.30.0100.04310.88
5.2.20.0170.04011.02
5.2.10.0170.03710.86
5.2.00.0200.04010.71
5.1.60.0130.04310.10
5.1.50.0130.04310.01
5.1.40.0130.0339.93
5.1.30.0130.03710.30
5.1.20.0130.04710.45
5.1.10.0200.04310.18
5.1.00.0130.03710.10
5.0.50.0070.0308.68
5.0.40.0100.0278.49
5.0.30.0100.0438.34
5.0.20.0100.0378.33
5.0.10.0030.0338.16
5.0.00.0030.0508.23
4.4.90.0070.0305.94
4.4.80.0100.0275.90
4.4.70.0030.0275.91
4.4.60.0070.0275.89
4.4.50.0100.0205.90
4.4.40.0100.0335.92
4.4.30.0030.0235.87
4.4.20.0100.0205.96
4.4.10.0070.0235.98
4.4.00.0000.0435.89
4.3.110.0030.0235.84
4.3.100.0130.0135.75
4.3.90.0070.0205.89
4.3.80.0070.0375.86
4.3.70.0100.0275.82
4.3.60.0100.0175.89
4.3.50.0070.0205.91
4.3.40.0000.0435.83
4.3.30.0030.0304.71
4.3.20.0030.0234.71
4.3.10.0070.0204.71
4.3.00.0230.0206.83

preferences:
46.21 ms | 400 KiB | 5 Q