3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Foo; define('Foo\\true',false,true); $k = true; var_dump($k); $a = 0; var_dump('' == $a and 'a' == $a and '' === (string)$a and 'a' === (string)$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)
8.3.60.0070.00718.65
8.3.50.0240.01121.10
8.3.40.0040.01118.79
8.3.30.0110.00318.54
8.3.20.0000.00820.25
8.3.10.0040.00421.75
8.3.00.0040.00419.66
8.2.180.0160.00318.66
8.2.170.0030.01022.96
8.2.160.0130.00720.52
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0000.00817.75
8.2.110.0030.00717.75
8.2.100.0000.01117.91
8.2.90.0040.00418.34
8.2.80.0000.00818.03
8.2.70.0040.00417.63
8.2.60.0000.00817.63
8.2.50.0040.00417.55
8.2.40.0000.00817.75
8.2.30.0040.00419.84
8.2.20.0030.00617.69
8.2.10.0040.00418.00
8.2.00.0080.00018.04
8.1.280.0100.00725.92
8.1.270.0040.00420.43
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0060.00323.84
8.1.230.0030.00922.82
8.1.220.0040.00417.79
8.1.210.0040.00418.77
8.1.200.0080.00017.53
8.1.190.0060.00316.99
8.1.180.0040.00418.10
8.1.170.0060.00317.62
8.1.160.0000.00721.88
8.1.150.0040.00418.95
8.1.140.0000.01217.48
8.1.130.0030.00317.59
8.1.120.0000.00717.34
8.1.110.0000.00717.44
8.1.100.0000.00717.46
8.1.90.0040.00417.29
8.1.80.0030.00717.45
8.1.70.0070.00017.39
8.1.60.0040.00417.53
8.1.50.0080.00017.49
8.1.40.0000.00817.32
8.1.30.0040.00417.57
8.1.20.0040.00417.53
8.1.10.0040.00417.41
8.1.00.0000.00917.33
8.0.300.0040.00421.96
8.0.290.0000.00816.75
8.0.280.0070.00018.44
8.0.270.0030.00316.78
8.0.260.0070.00317.23
8.0.250.0040.00416.94
8.0.240.0070.00016.87
8.0.230.0000.00716.96
8.0.220.0070.00016.84
8.0.210.0060.00316.95
8.0.200.0000.00716.88
8.0.190.0000.00916.99
8.0.180.0070.00016.85
8.0.170.0040.00416.89
8.0.160.0000.00716.91
8.0.150.0030.00316.88
8.0.140.0080.00016.96
8.0.130.0050.00013.32
8.0.120.0030.00616.94
8.0.110.0000.00816.86
8.0.100.0030.00316.94
8.0.90.0040.00416.81
8.0.80.0140.00316.98
8.0.70.0000.00816.89
8.0.60.0050.00216.95
8.0.50.0000.00816.96
8.0.30.0110.00416.97
8.0.20.0150.00517.40
8.0.10.0000.00716.96
8.0.00.0060.01316.78
7.4.330.0050.00015.10
7.4.320.0050.00516.44
7.4.300.0000.00616.39
7.4.290.0000.00816.54
7.4.280.0080.00316.57
7.4.270.0030.00316.60
7.4.260.0030.00316.54
7.4.250.0040.00416.55
7.4.240.0020.00516.50
7.4.230.0050.00316.49
7.4.220.0110.00616.49
7.4.210.0080.00616.53
7.4.200.0040.00416.48
7.4.160.0030.01516.40
7.4.150.0120.00617.40
7.4.140.0110.00717.86
7.4.130.0090.00816.52
7.4.120.0100.00716.43
7.4.110.0030.01416.66
7.4.100.0000.02316.33
7.4.90.0150.00316.60
7.4.80.0120.01219.39
7.4.70.0100.00716.52
7.4.60.0090.00916.46
7.4.50.0030.00516.66
7.4.40.0090.01216.55
7.4.30.0120.00816.31
7.4.00.0100.00714.96
7.3.330.0060.00013.19
7.3.320.0000.00613.20
7.3.310.0030.00316.40
7.3.300.0000.00716.29
7.3.290.0100.00716.28
7.3.280.0160.00416.31
7.3.270.0000.01717.40
7.3.260.0120.00416.36
7.3.250.0060.01016.38
7.3.240.0130.00916.44
7.3.230.0120.00616.39
7.3.210.0130.00316.28
7.3.200.0100.00619.39
7.3.190.0040.01716.43
7.3.180.0030.01316.33
7.3.170.0070.01016.47
7.3.160.0120.00616.56
7.3.10.0000.01216.38
7.3.00.0000.00916.78
7.2.330.0030.01416.36
7.2.320.0170.00716.76
7.2.310.0090.00816.73
7.2.300.0040.01216.58
7.2.290.0130.00616.75
7.2.130.0040.00716.85
7.2.120.0000.01116.85
7.2.110.0000.01116.94
7.2.100.0080.00416.63
7.2.90.0030.01216.62
7.2.80.0030.00916.73
7.2.70.0030.00616.84
7.2.60.0050.00916.92
7.2.50.0110.00416.77
7.2.40.0110.00716.68
7.2.30.0000.01116.68
7.2.20.0060.01017.00
7.2.10.0060.00616.82
7.2.00.0080.00317.89
7.1.250.0030.01015.80
7.1.200.0040.00815.63
7.1.100.0030.00918.04
7.1.70.0000.00816.79
7.1.60.0130.01320.03
7.1.50.0100.01934.74
7.1.00.0070.06722.31
7.0.200.0030.00616.56
7.0.60.0070.06019.91
7.0.50.0070.05717.79
7.0.40.0100.07320.35
7.0.30.0270.08320.32
7.0.20.0230.08020.12
7.0.10.0270.07720.04
7.0.00.0130.04320.08
5.6.280.0030.07321.12
5.6.210.0030.04020.70
5.6.200.0100.08018.20
5.6.190.0070.08320.44
5.6.180.0330.04720.39
5.6.170.0330.07320.48
5.6.160.0170.05320.44
5.6.150.0070.08718.15
5.6.140.0170.07318.09
5.6.130.0070.08018.20
5.6.120.0170.07721.11
5.6.110.0070.06321.02
5.6.100.0170.08021.00
5.6.90.0100.08020.87
5.6.80.0100.07020.39
5.6.70.3830.04320.39
5.5.350.0130.08320.40
5.5.340.0000.05018.02
5.5.330.0100.07720.23
5.5.320.0270.03720.30
5.5.310.0400.06720.17
5.5.300.0030.04317.98
5.5.290.0130.07718.01
5.5.280.0070.07720.68
5.5.270.0100.04720.79
5.5.260.0030.04020.88
5.5.250.0070.04720.54
5.5.240.0430.06320.18
5.4.450.0200.05319.13
5.4.440.0270.06719.59
5.4.430.0130.07019.40
5.4.420.0070.06719.45
5.4.410.0170.05319.29
5.4.400.0200.04719.31
5.4.390.0230.05018.93
5.4.380.0100.06019.16
5.4.370.0200.05019.14
5.4.360.0330.05018.80
5.4.350.0230.05019.28
5.4.340.0070.06319.09
5.4.320.0170.05019.14
5.4.310.0200.05319.15
5.4.300.0200.05019.15
5.4.290.0170.07019.19
5.4.280.0130.07718.91
5.4.270.0200.05318.91
5.4.260.0130.07319.13
5.4.250.0200.07019.08
5.4.240.0230.06719.27
5.4.230.0130.05718.96
5.4.220.0130.05319.14
5.4.210.0200.04719.15
5.4.200.0170.04716.63
5.4.190.0200.05019.21
5.4.180.0030.06718.96
5.4.170.0130.05719.18
5.4.160.0170.05019.09
5.4.150.0100.06019.17
5.4.140.0200.04716.16
5.4.130.0130.05316.27
5.4.120.0200.05016.25
5.4.110.0170.04716.29
5.4.100.0200.05316.40
5.4.90.0130.05316.33
5.4.80.0130.05316.32
5.4.70.0170.04716.37
5.4.60.0200.05316.28
5.4.50.0300.04716.37
5.4.40.0270.04316.54
5.4.30.0170.04716.43
5.4.20.0070.06016.33
5.4.10.0170.04716.20
5.4.00.0130.05015.72

preferences:
95.58 ms | 401 KiB | 5 Q