3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = false; $b = FALSE; var_dump($a, $b); constant('FALSE', true); var_dump($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)
8.3.60.0040.01116.75
8.3.50.0110.00816.38
8.3.40.0070.00718.73
8.3.30.0040.01118.50
8.3.20.0070.00020.09
8.3.10.0070.00021.77
8.3.00.0030.00519.68
8.2.180.0040.01118.41
8.2.170.0130.00722.96
8.2.160.0200.00318.93
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0040.00420.92
8.2.120.0040.00426.35
8.2.110.0040.00720.47
8.2.100.0080.00317.91
8.2.90.0000.00817.82
8.2.80.0080.00017.97
8.2.70.0050.00317.93
8.2.60.0060.00318.03
8.2.50.0060.00319.15
8.2.40.0060.00320.90
8.2.30.0050.00319.16
8.2.20.0040.00417.89
8.2.10.0070.00018.11
8.2.00.0040.00417.91
8.1.280.0180.00325.92
8.1.270.0080.00022.20
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00322.47
8.1.230.0090.00322.65
8.1.220.0000.00817.76
8.1.210.0060.00318.77
8.1.200.0070.00317.35
8.1.190.0050.00317.13
8.1.180.0040.00418.10
8.1.170.0080.00018.51
8.1.160.0050.00219.13
8.1.150.0030.00618.81
8.1.140.0000.00719.61
8.1.130.0000.00718.75
8.1.120.0040.00417.28
8.1.110.0030.00517.36
8.1.100.0050.00317.28
8.1.90.0070.00017.41
8.1.80.0030.00317.40
8.1.70.0000.00717.43
8.1.60.0030.00517.56
8.1.50.0040.00417.50
8.1.40.0060.00617.40
8.1.30.0040.00417.65
8.1.20.0050.00317.66
8.1.10.0070.00017.63
8.1.00.0000.00817.48
8.0.300.0060.00319.95
8.0.290.0050.00216.63
8.0.280.0000.00718.37
8.0.270.0040.00417.09
8.0.260.0000.00716.73
8.0.250.0030.00316.95
8.0.240.0000.00816.86
8.0.230.0000.00716.96
8.0.220.0030.00316.89
8.0.210.0070.00016.90
8.0.200.0030.00316.82
8.0.190.0040.00416.98
8.0.180.0000.00716.84
8.0.170.0030.00316.80
8.0.160.0040.00416.86
8.0.150.0030.00316.74
8.0.140.0040.00416.79
8.0.130.0000.00513.30
8.0.120.0000.00816.75
8.0.110.0000.00716.94
8.0.100.0070.00016.98
8.0.90.0040.00416.88
8.0.80.0060.00916.84
8.0.70.0040.00416.86
8.0.60.0000.00816.92
8.0.50.0000.00716.87
8.0.30.0120.00617.00
8.0.20.0120.00917.40
8.0.10.0000.00717.05
8.0.00.0060.01216.83
7.4.330.0050.00015.55
7.4.320.0030.00316.29
7.4.300.0000.00716.43
7.4.290.0030.00316.42
7.4.280.0000.00716.46
7.4.270.0040.00416.55
7.4.260.0030.00316.42
7.4.250.0040.00416.48
7.4.240.0000.00716.36
7.4.230.0030.00316.50
7.4.220.0120.00616.44
7.4.210.0070.00716.37
7.4.200.0000.00716.59
7.4.160.0070.01016.25
7.4.150.0140.00417.40
7.4.140.0080.00917.86
7.4.130.0130.01316.45
7.4.120.0110.00716.54
7.4.110.0100.00616.33
7.4.100.0230.01716.54
7.4.90.0090.00916.45
7.4.80.0070.01019.39
7.4.70.0090.00916.62
7.4.60.0060.00916.54
7.4.50.0090.00616.23
7.4.40.0090.00616.58
7.4.30.0190.02016.50
7.4.00.0090.00615.10
7.3.330.0060.00013.03
7.3.320.0000.00513.06
7.3.310.0000.00616.19
7.3.300.0030.00316.12
7.3.290.0130.00216.15
7.3.280.0080.00816.21
7.3.270.0100.00617.40
7.3.260.0110.00516.34
7.3.250.0100.01016.18
7.3.240.0140.00516.09
7.3.230.0060.01616.38
7.3.210.0110.00616.10
7.3.200.0180.00316.29
7.3.190.0030.01316.26
7.3.180.0160.00616.24
7.3.170.0160.00816.26
7.3.160.0070.01316.23
7.2.330.0110.00616.49
7.2.320.0060.01116.40
7.2.310.0030.02016.12
7.2.300.0060.01116.36
7.2.290.0040.01216.50
7.2.110.0220.00615.72
7.2.90.0320.01714.58
7.2.80.0820.00914.56
7.2.70.0470.00714.90
7.2.60.0330.01014.92
7.2.50.0080.00414.65
7.2.40.0240.00914.84
7.2.30.0330.00814.86
7.2.20.0410.00714.81
7.2.10.0260.00414.92
7.2.00.0660.01014.91
7.1.210.0680.00013.99
7.1.200.0640.00713.63
7.1.190.0550.00313.71
7.1.180.0290.00613.68
7.1.170.0210.00713.81
7.1.160.0040.01113.73
7.1.150.0320.00013.85
7.1.140.0160.00513.78
7.1.130.0790.00313.84
7.1.120.0330.00714.07
7.1.110.0550.00913.69
7.1.100.0470.00713.91
7.1.90.0410.00513.62
7.1.80.0290.00313.70
7.1.70.0090.00913.70
7.1.60.0400.01031.88
7.1.50.0280.01031.69
7.1.40.0550.01031.51
7.1.30.0560.01731.70
7.1.20.0830.01931.89
7.1.10.0610.00613.75
7.1.00.0490.00313.81
7.0.310.0800.00313.29
7.0.300.0230.00313.39
7.0.290.0730.00013.32
7.0.280.0090.00413.61
7.0.270.0680.01513.47
7.0.260.0690.00413.12
7.0.250.0140.00013.29
7.0.240.0410.00913.11
7.0.230.0070.01413.39
7.0.220.0350.00413.24
7.0.210.0090.00913.11
7.0.200.0650.00313.18
7.0.190.0570.01013.37
7.0.180.0600.01013.40
7.0.170.0320.01013.54
7.0.160.0390.00313.36
7.0.150.0570.00613.49
7.0.140.0380.00313.48
7.0.130.0620.00713.41
7.0.120.0410.00613.58
7.0.110.0500.00913.58
7.0.100.0450.00713.38
7.0.90.0460.00413.32
7.0.80.0540.00313.69
7.0.70.0480.00613.50
7.0.60.0470.00313.49
7.0.50.0420.00613.51
7.0.40.0570.00413.50
7.0.30.0470.00613.29
7.0.20.0500.00413.61
7.0.10.0580.00913.52
7.0.00.0530.00313.47

preferences:
53.76 ms | 401 KiB | 5 Q