3v4l.org

run code in 300+ PHP versions simultaneously
<?php define('✓', true); define('✕', false); function ≠($left, $right) { return $left != $right; } function ≅($left, $right) { return ($left > $right - 0.0001) && ($left < $right + 0.0001); } function ≡($left, $right) { return $left === $right; } function ≢($left, $right) { return $left !== $right; } $a = 1; $b = 2 - 1; echo ≡($a, $b)."\n"; echo ≅($a, $a + 0.000001)."\n";

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)
8.3.60.0070.00716.50
8.3.50.0120.00722.82
8.3.40.0150.00618.71
8.3.30.0070.00718.95
8.3.20.0040.00420.16
8.3.10.0060.00319.64
8.3.00.0030.00619.13
8.2.180.0090.00916.36
8.2.170.0140.00322.96
8.2.160.0150.00020.45
8.2.150.0090.00024.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0050.00220.76
8.2.110.0070.00320.58
8.2.100.0040.00718.22
8.2.90.0000.00719.21
8.2.80.0050.00317.97
8.2.70.0040.00417.50
8.2.60.0040.00417.80
8.2.50.0040.00418.07
8.2.40.0040.00418.16
8.2.30.0080.00019.45
8.2.20.0000.00717.65
8.2.10.0040.00417.99
8.2.00.0020.00517.68
8.1.280.0120.00425.92
8.1.270.0080.00023.83
8.1.260.0060.00326.35
8.1.250.0070.00028.09
8.1.240.0060.00322.14
8.1.230.0120.00019.15
8.1.220.0000.00917.74
8.1.210.0080.00018.77
8.1.200.0090.00017.35
8.1.190.0000.00817.22
8.1.180.0040.00418.10
8.1.170.0030.00518.55
8.1.160.0000.00722.07
8.1.150.0000.00818.80
8.1.140.0060.00317.46
8.1.130.0030.00317.80
8.1.120.0070.00017.50
8.1.110.0000.00817.39
8.1.100.0000.00717.35
8.1.90.0030.00317.44
8.1.80.0040.00417.47
8.1.70.0000.00717.47
8.1.60.0030.00617.64
8.1.50.0000.00817.56
8.1.40.0020.00517.39
8.1.30.0000.00917.66
8.1.20.0030.00617.69
8.1.10.0050.00317.39
8.1.00.0040.00417.32
8.0.300.0040.00418.77
8.0.290.0000.00816.63
8.0.280.0000.00718.39
8.0.270.0030.00417.16
8.0.260.0000.00717.17
8.0.250.0000.00717.03
8.0.240.0050.00217.01
8.0.230.0040.00416.92
8.0.220.0000.00716.95
8.0.210.0030.00316.93
8.0.200.0070.00016.87
8.0.190.0000.00916.82
8.0.180.0040.00316.95
8.0.170.0050.00316.82
8.0.160.0000.00816.80
8.0.150.0070.00016.78
8.0.140.0000.00716.86
8.0.130.0060.00013.32
8.0.120.0050.00216.92
8.0.110.0000.00816.75
8.0.100.0000.00716.80
8.0.90.0000.00716.73
8.0.80.0040.01116.88
8.0.70.0000.00716.78
8.0.60.0040.00416.80
8.0.50.0040.00416.89
8.0.30.0080.01116.85
8.0.20.0090.00917.40
8.0.10.0000.00817.02
8.0.00.0110.01016.80
7.4.330.0000.00515.09
7.4.320.0000.00616.54
7.4.300.0060.00016.60
7.4.290.0000.00716.63
7.4.280.0070.00016.63
7.4.270.0030.00316.66
7.4.260.0000.00716.47
7.4.250.0040.00416.49
7.4.240.0030.00416.51
7.4.230.0060.00016.63
7.4.220.0130.01316.50
7.4.210.0060.00916.56
7.4.200.0040.00416.72
7.4.160.0070.01016.47
7.4.150.0110.00717.40
7.4.140.0090.00917.86
7.4.130.0100.00616.50
7.4.120.0100.00716.60
7.4.110.0030.01416.46
7.4.100.0100.00716.67
7.4.90.0140.00416.39
7.4.80.0150.00919.39
7.4.70.0190.00316.64
7.4.60.0060.00916.59
7.4.50.0030.00516.45
7.4.40.0100.00716.47
7.4.30.0000.01516.73
7.4.00.0050.01214.94
7.3.330.0000.00613.29
7.3.320.0000.00513.19
7.3.310.0030.00316.42
7.3.300.0000.00716.23
7.3.290.0030.01616.39
7.3.280.0050.01116.34
7.3.270.0080.00917.40
7.3.260.0070.01016.40
7.3.250.0110.00816.45
7.3.240.0130.00416.38
7.3.230.0020.01416.59
7.3.210.0090.00916.41
7.3.200.0120.00919.39
7.3.190.0090.00916.67
7.3.180.0090.00616.50
7.3.170.0140.00716.47
7.3.160.0130.00316.31
7.3.120.0090.00915.16
7.3.110.0040.01415.09
7.3.100.0000.01414.68
7.3.90.0070.00414.70
7.3.80.0000.00915.11
7.3.70.0070.00414.79
7.3.60.0060.00614.87
7.3.50.0000.00915.02
7.3.40.0060.00914.89
7.3.30.0060.01014.60
7.3.20.0090.00016.49
7.3.10.0090.00616.86
7.3.00.0100.00716.49
7.2.330.0090.01216.68
7.2.320.0070.01016.60
7.2.310.0030.01316.44
7.2.300.0130.00916.27
7.2.290.0120.00416.73
7.2.250.0040.01115.25
7.2.240.0070.01415.05
7.2.230.0070.00715.00
7.2.220.0030.01014.98
7.2.210.0060.01015.16
7.2.200.0070.00714.81
7.2.190.0100.00315.18
7.2.180.0050.00514.98
7.2.170.0090.00614.99
7.2.60.0060.00917.04
7.2.00.0030.01019.33
7.1.330.0070.00715.99
7.1.320.0060.00715.63
7.1.310.0030.01015.92
7.1.300.0100.00316.02
7.1.290.0000.00915.80
7.1.280.0130.00315.95
7.1.270.0040.00815.83
7.1.260.0100.00715.49
7.1.200.0040.00815.82
7.1.100.0060.00318.00
7.1.70.0000.01116.90
7.1.60.0090.01519.46
7.1.50.0100.01016.63
7.1.00.0070.07322.48
7.0.200.0060.00614.84
7.0.140.0000.07722.16
7.0.60.0000.04320.01
7.0.50.0030.08317.80
7.0.40.0070.04020.27
7.0.30.0300.06020.06
7.0.20.0270.08320.18
7.0.10.0070.07720.24
7.0.00.0030.08720.22
5.6.280.0000.07720.91
5.6.210.0030.04020.75
5.6.200.0030.06318.19
5.6.190.0100.06720.64
5.6.180.0230.08020.42
5.6.170.0230.08020.55
5.6.160.0070.04320.72
5.6.150.0000.05018.24
5.6.140.0030.06018.18
5.6.130.0100.05318.22
5.6.120.0070.07321.00
5.6.110.0130.07321.00
5.6.100.0130.03321.00
5.6.90.0070.08321.04
5.6.80.0200.07020.39
5.5.350.0270.07320.42
5.5.340.0030.04017.93
5.5.330.0100.08320.47
5.5.320.0270.05020.25
5.5.310.0230.08720.21
5.5.300.0000.04018.05
5.5.290.0130.07317.94
5.5.280.0130.08020.98
5.5.270.0030.07320.88
5.5.260.0070.08720.80
5.5.250.0100.07720.71
5.5.240.0100.07720.20
5.4.450.0270.05019.53
5.4.440.0330.03719.39
5.4.430.0530.04019.49
5.4.420.0200.04719.21
5.4.410.0370.03719.33
5.4.400.0270.04019.23
5.4.390.0400.03718.99
5.4.380.0270.06018.75
5.4.370.0330.06318.77
5.4.360.0630.06018.72
5.4.350.0170.06018.71
5.4.340.0300.04318.73
5.4.320.0060.03512.51
5.4.310.0070.03712.50
5.4.300.0060.03612.51
5.4.290.0060.03812.50
5.4.280.0050.03512.40
5.4.270.0060.03612.40
5.4.260.0050.03912.40
5.4.250.0040.03912.40
5.4.240.0060.03612.40
5.4.230.0040.03812.39
5.4.220.0080.03612.39
5.4.210.0060.03512.39
5.4.200.0070.03512.39
5.4.190.0070.03412.39
5.4.180.0080.03212.38
5.4.170.0030.03812.40
5.4.160.0090.03212.39
5.4.150.0050.03612.39
5.4.140.0070.03712.07
5.4.130.0070.03312.06
5.4.120.0110.02912.02
5.4.110.0040.03712.01
5.4.100.0040.03612.02
5.4.90.0050.03712.02
5.4.80.0030.03812.02
5.4.70.0050.03412.00
5.4.60.0020.04112.01
5.4.50.0060.03512.01
5.4.40.0080.03812.00
5.4.30.0080.04211.99
5.4.20.0060.04012.00
5.4.10.0050.03612.00
5.4.00.0090.03611.48
5.3.290.0060.04012.80
5.3.280.0040.03912.71
5.3.270.0050.04112.72
5.3.260.0080.03912.72
5.3.250.0030.04112.72
5.3.240.0080.03512.72
5.3.230.0080.03512.71
5.3.220.0090.03312.68
5.3.210.0050.03912.68
5.3.200.0050.03612.68
5.3.190.0040.03812.68
5.3.180.0030.03812.67
5.3.170.0070.03412.67
5.3.160.0090.03312.67
5.3.150.0050.03712.68
5.3.140.0060.03612.66
5.3.130.0070.03912.66
5.3.120.0130.04612.66
5.3.110.0050.04812.66
5.3.100.0080.03512.12
5.3.90.0060.03512.11
5.3.80.0070.04012.10
5.3.70.0050.03712.10
5.3.60.0050.03812.08
5.3.50.0070.03512.04
5.3.40.0040.03812.03
5.3.30.0070.03712.00
5.3.20.0080.04111.77
5.3.10.0060.04411.73
5.3.00.0090.03611.72
5.2.170.0070.0289.23
5.2.160.0090.0249.23
5.2.150.0050.0319.23
5.2.140.0050.0349.23
5.2.130.0030.0319.19
5.2.120.0060.0309.19
5.2.110.0070.0269.19
5.2.100.0060.0279.19
5.2.90.0040.0299.18
5.2.80.0060.0299.18
5.2.70.0060.0289.18
5.2.60.0060.0309.14
5.2.50.0040.0349.11
5.2.40.0040.0309.08
5.2.30.0080.0299.05
5.2.20.0090.0259.04
5.2.10.0060.0268.95
5.2.00.0050.0298.82
5.1.60.0010.0278.09
5.1.50.0050.0238.09
5.1.40.0050.0238.07
5.1.30.0020.0288.42
5.1.20.0030.0288.45
5.1.10.0060.0268.18
5.1.00.0040.0258.17
5.0.50.0030.0226.65
5.0.40.0030.0206.51
5.0.30.0040.0316.32
5.0.20.0030.0206.32
5.0.10.0050.0186.29
5.0.00.0040.0306.28
4.4.90.0040.0144.78
4.4.80.0050.0134.75
4.4.70.0020.0164.76
4.4.60.0020.0164.75
4.4.50.0040.0144.77
4.4.40.0020.0274.71
4.4.30.0010.0184.76
4.4.20.0030.0154.85
4.4.10.0050.0144.85
4.4.00.0040.0244.76
4.3.110.0020.0174.67
4.3.100.0040.0144.66
4.3.90.0020.0164.63
4.3.80.0040.0234.58
4.3.70.0050.0134.63
4.3.60.0000.0174.63
4.3.50.0050.0134.63
4.3.40.0030.0234.54
4.3.30.0020.0163.34
4.3.20.0010.0173.32
4.3.10.0020.0163.27
4.3.00.0030.01715.09

preferences:
36.8 ms | 401 KiB | 5 Q