3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = $y = 'a'; var_dump( (!$x === $y) === (!($x === $y)) );

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)
8.3.60.0030.01018.30
8.3.50.0190.00021.02
8.3.40.0000.01418.57
8.3.30.0070.00719.04
8.3.20.0040.00420.34
8.3.10.0040.00423.61
8.3.00.0040.00419.26
8.2.180.0120.00916.38
8.2.170.0140.00022.96
8.2.160.0070.00720.39
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0050.00322.22
8.2.110.0060.00320.53
8.2.100.0040.00718.16
8.2.90.0000.00719.21
8.2.80.0050.00317.97
8.2.70.0000.00817.63
8.2.60.0040.00418.04
8.2.50.0000.00818.07
8.2.40.0030.00518.16
8.2.30.0000.00917.97
8.2.20.0040.00417.68
8.2.10.0040.00418.11
8.2.00.0020.00517.61
8.1.280.0060.01025.92
8.1.270.0040.00422.19
8.1.260.0000.00826.35
8.1.250.0000.00728.09
8.1.240.0090.00021.99
8.1.230.0030.00922.15
8.1.220.0030.00617.74
8.1.210.0050.00318.77
8.1.200.0030.00617.00
8.1.190.0000.00817.35
8.1.180.0000.00718.10
8.1.170.0030.00518.66
8.1.160.0000.00722.00
8.1.150.0050.00218.78
8.1.140.0070.00017.41
8.1.130.0000.00717.73
8.1.120.0000.00717.44
8.1.110.0000.00817.52
8.1.100.0080.00017.35
8.1.90.0040.00417.43
8.1.80.0000.00717.37
8.1.70.0030.00317.43
8.1.60.0050.00317.55
8.1.50.0050.00517.56
8.1.40.0050.00217.47
8.1.30.0000.00817.59
8.1.20.0000.00817.52
8.1.10.0000.00817.39
8.1.00.0050.00317.36
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.43
8.0.270.0070.00017.18
8.0.260.0000.00617.16
8.0.250.0030.00316.95
8.0.240.0070.00016.83
8.0.230.0070.00016.79
8.0.220.0030.00316.90
8.0.210.0030.00316.75
8.0.200.0070.00016.87
8.0.190.0060.00316.92
8.0.180.0030.00316.89
8.0.170.0040.00416.84
8.0.160.0100.00016.99
8.0.150.0000.00716.79
8.0.140.0000.00716.86
8.0.130.0030.00313.38
8.0.120.0040.00416.75
8.0.110.0030.00516.90
8.0.100.0040.00416.90
8.0.90.0070.00016.95
8.0.80.0120.00916.76
8.0.70.0040.00416.80
8.0.60.0030.00516.91
8.0.50.0040.00416.91
8.0.30.0090.01217.09
8.0.20.0100.00817.40
8.0.10.0070.00017.00
8.0.00.0120.00516.81
7.4.330.0000.00515.00
7.4.320.0070.00016.61
7.4.300.0030.00316.55
7.4.290.0000.00616.48
7.4.280.0030.00416.56
7.4.270.0000.00716.47
7.4.260.0040.00416.44
7.4.250.0040.00416.46
7.4.240.0020.00516.53
7.4.230.0000.00716.39
7.4.220.0110.00616.50
7.4.210.0070.00716.56
7.4.200.0030.00316.61
7.4.160.0060.00916.48
7.4.150.0100.00717.40
7.4.140.0160.00517.86
7.4.130.0090.00816.52
7.4.120.0090.00916.63
7.4.110.0100.00616.50
7.4.100.0090.00616.36
7.4.90.0040.01316.61
7.4.80.0080.01119.39
7.4.70.0060.01216.48
7.4.60.0040.01216.64
7.4.50.0030.00616.54
7.4.40.0060.01116.24
7.4.30.0060.01116.50
7.4.00.0030.01014.61
7.3.330.0000.00613.10
7.3.320.0000.00513.05
7.3.310.0060.00316.11
7.3.300.0030.00316.27
7.3.290.0030.01316.26
7.3.280.0110.00616.23
7.3.270.0070.01017.40
7.3.260.0040.01916.39
7.3.250.0060.01116.58
7.3.240.0120.00616.41
7.3.230.0110.01116.47
7.3.210.0030.01316.24
7.3.200.0110.00719.39
7.3.190.0100.01016.44
7.3.180.0160.00016.43
7.3.170.0070.00816.43
7.3.160.0130.00316.41
7.2.330.0100.01016.66
7.2.320.0110.00716.58
7.2.310.0070.01316.51
7.2.300.0100.01316.34
7.2.290.0130.00616.59
7.1.100.0080.00618.33
7.1.70.0000.00817.07
7.1.60.0100.01619.32
7.1.50.0040.01117.04
7.1.00.0000.08022.33
7.0.200.0000.00816.69
7.0.140.0000.07722.09
7.0.60.0100.07019.93
7.0.50.0100.08317.79
7.0.40.0070.04019.98
7.0.30.0500.06020.18
7.0.20.0270.05320.13
7.0.10.0000.06020.08
7.0.00.0100.05019.99
5.6.280.0070.06721.12
5.6.210.0200.06720.74
5.6.200.0170.06018.12
5.6.190.0070.05320.45
5.6.180.0400.07320.57
5.6.170.0230.07320.71
5.6.160.0070.08020.50
5.6.150.0070.05318.18
5.6.140.0100.06718.16
5.6.130.0200.07018.20
5.6.120.0200.04020.78
5.6.110.0030.08320.98
5.6.100.0100.08020.98
5.6.90.0030.04720.93
5.6.80.0070.06320.28
5.5.350.0200.07720.37
5.5.340.0130.05317.99
5.5.330.0170.07720.25
5.5.320.0430.06720.27
5.5.310.0270.08020.50
5.5.300.0030.04717.91
5.5.290.0170.07017.90
5.5.280.0030.08320.89
5.5.270.0030.04320.84
5.5.260.0170.05720.72
5.5.250.0070.08720.66
5.5.240.0200.07320.11
5.4.450.0730.06019.33
5.4.440.1000.07019.59
5.4.430.1000.07019.37
5.4.420.0800.00019.27
5.4.410.0630.00019.35
5.4.400.0630.00018.96
5.4.390.0830.00019.07
5.4.380.0670.00019.13
5.4.370.0730.00019.00
5.4.360.0600.00019.05
5.4.350.0630.00018.98
5.4.340.0090.03511.97
5.4.320.0060.04212.45
5.4.310.0090.03612.45
5.4.300.0080.03912.45
5.4.290.0010.04412.45
5.4.280.0040.03712.34
5.4.270.0060.03612.35
5.4.260.0060.03812.35
5.4.250.0070.04212.34
5.4.240.0070.03912.34
5.4.230.0070.03812.34
5.4.220.0070.03912.34
5.4.210.0040.03612.34
5.4.200.0040.04612.34
5.4.190.0050.04412.34
5.4.180.0060.03612.34
5.4.170.0040.03912.35
5.4.160.0090.04212.34
5.4.150.0050.03812.34
5.4.140.0080.03912.02
5.4.130.0080.03612.01
5.4.120.0040.03811.97
5.4.110.0070.03411.96
5.4.100.0080.04111.96
5.4.90.0070.03411.96
5.4.80.0050.03711.97
5.4.70.0060.04011.96
5.4.60.0090.03411.96
5.4.50.0060.03411.96
5.4.40.0100.04011.95
5.4.30.0090.03611.94
5.4.20.0070.04011.95
5.4.10.0040.03511.95
5.4.00.0040.03711.44
5.3.290.0040.04112.80
5.3.280.0050.03812.71
5.3.270.0050.04012.73
5.3.260.0050.04112.72
5.3.250.0050.03912.72
5.3.240.0050.03812.72
5.3.230.0120.04112.71
5.3.220.0100.03212.68
5.3.210.0060.03812.68
5.3.200.0030.03912.68
5.3.190.0060.04512.68
5.3.180.0080.03312.67
5.3.170.0040.03812.67
5.3.160.0040.03812.68
5.3.150.0030.04012.67
5.3.140.0060.03612.66
5.3.130.0040.04012.66
5.3.120.0060.04112.66
5.3.110.0060.04012.66
5.3.100.0050.03712.12
5.3.90.0110.03312.09
5.3.80.0090.04012.07
5.3.70.0070.03512.08
5.3.60.0070.03812.07
5.3.50.0070.03612.00
5.3.40.0060.03612.00
5.3.30.0030.03711.94
5.3.20.0040.04011.72
5.3.10.0060.04011.69
5.3.00.0050.03611.67
5.2.170.0070.0299.17
5.2.160.0020.0319.17
5.2.150.0060.0299.18
5.2.140.0080.0319.18
5.2.130.0060.0279.13
5.2.120.0030.0379.13
5.2.110.0070.0349.14
5.2.100.0030.0359.13
5.2.90.0020.0319.13
5.2.80.0050.0299.13
5.2.70.0050.0329.13
5.2.60.0090.0299.08
5.2.50.0060.0289.05
5.2.40.0050.0289.03
5.2.30.0060.0309.01
5.2.20.0050.0378.99
5.2.10.0060.0288.91
5.2.00.0040.0308.77
5.1.60.0050.0238.06
5.1.50.0040.0258.06
5.1.40.0040.0258.03
5.1.30.0040.0298.39
5.1.20.0030.0288.41
5.1.10.0070.0268.13
5.1.00.0060.0238.14
5.0.50.0010.0226.61
5.0.40.0030.0266.47
5.0.30.0020.0326.29
5.0.20.0030.0216.25
5.0.10.0040.0236.23
5.0.00.0030.0306.22
4.4.90.0020.0174.78
4.4.80.0020.0164.75
4.4.70.0020.0164.75
4.4.60.0030.0154.75
4.4.50.0030.0154.77
4.4.40.0040.0244.71
4.4.30.0020.0164.76
4.4.20.0030.0154.85
4.4.10.0040.0144.85
4.4.00.0030.0264.76
4.3.110.0030.0154.67
4.3.100.0030.0144.66
4.3.90.0030.0144.63
4.3.80.0040.0224.58
4.3.70.0010.0164.63
4.3.60.0020.0144.63
4.3.50.0020.0184.63
4.3.40.0030.0234.54
4.3.30.0030.0163.28
4.3.20.0020.0163.25
4.3.10.0020.0153.21
4.3.00.0070.0277.20

preferences:
47.61 ms | 401 KiB | 5 Q