3v4l.org

run code in 300+ PHP versions simultaneously
<?php define( 'K', true); var_dump(K); define( 'K', false); var_dump(K);

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)
8.3.40.0060.01218.53
8.3.30.0100.00319.00
8.3.20.0060.00320.26
8.3.10.0040.00423.51
8.3.00.0040.00419.26
8.2.170.0060.01222.96
8.2.160.0120.00320.45
8.2.150.0090.00024.18
8.2.140.0030.00624.66
8.2.130.0070.00026.16
8.2.120.0070.00021.15
8.2.110.0030.00620.50
8.2.100.0070.00418.03
8.2.90.0040.00419.26
8.2.80.0000.00817.97
8.2.70.0050.00517.47
8.2.60.0050.00317.80
8.2.50.0000.01218.07
8.2.40.0090.00018.16
8.2.30.0040.00417.87
8.2.20.0000.00817.50
8.2.10.0050.00218.05
8.2.00.0040.00417.66
8.1.270.0050.00323.96
8.1.260.0000.00726.35
8.1.250.0000.00828.09
8.1.240.0090.00021.99
8.1.230.0040.00719.15
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0090.00017.35
8.1.190.0000.00817.10
8.1.180.0050.00318.10
8.1.170.0000.00918.31
8.1.160.0000.00722.02
8.1.150.0040.00418.88
8.1.140.0040.00417.26
8.1.130.0000.00717.79
8.1.120.0030.00317.46
8.1.110.0000.00717.42
8.1.100.0030.00317.29
8.1.90.0070.00017.26
8.1.80.0070.00017.36
8.1.70.0030.00317.34
8.1.60.0040.00417.48
8.1.50.0030.00517.48
8.1.40.0030.00617.46
8.1.30.0030.00517.46
8.1.20.0000.00717.52
8.1.10.0040.00417.24
8.1.00.0020.00517.29
8.0.300.0000.00818.77
8.0.290.0040.00416.75
8.0.280.0030.00318.42
8.0.270.0000.00717.06
8.0.260.0060.00017.19
8.0.250.0030.00316.98
8.0.240.0070.00016.95
8.0.230.0000.00716.95
8.0.220.0030.00516.89
8.0.210.0030.00316.93
8.0.200.0040.00416.98
8.0.190.0000.00816.90
8.0.180.0040.00416.79
8.0.170.0000.00816.89
8.0.160.0040.00416.90
8.0.150.0040.00416.73
8.0.140.0070.00016.90
8.0.130.0000.00613.24
8.0.120.0040.00416.81
8.0.110.0000.00816.79
8.0.100.0040.00416.86
8.0.90.0000.00716.95
8.0.80.0030.01616.93
8.0.70.0040.00317.00
8.0.60.0040.00416.88
8.0.50.0000.00716.84
8.0.30.0100.01017.04
8.0.20.0100.01017.40
8.0.10.0000.00816.99
8.0.00.0080.01016.50
7.4.330.0000.00615.16
7.4.320.0000.00616.39
7.4.300.0030.00316.51
7.4.290.0030.00416.54
7.4.280.0040.00416.43
7.4.270.0110.00016.52
7.4.260.0000.00616.44
7.4.250.0050.00316.49
7.4.240.0020.00516.44
7.4.230.0000.00716.44
7.4.220.0030.01416.63
7.4.210.0040.01116.58
7.4.200.0030.00316.52
7.4.160.0070.01116.49
7.4.150.0110.01217.40
7.4.140.0110.00717.86
7.4.130.0100.00716.44
7.4.120.0070.00916.49
7.4.110.0090.01316.43
7.4.100.0040.01416.43
7.4.90.0030.01316.16
7.4.80.0140.00419.39
7.4.70.0120.00316.54
7.4.60.0090.01516.47
7.4.50.0050.00316.27
7.4.40.0130.00616.52
7.4.30.0000.01616.41
7.4.00.0090.00914.77
7.3.330.0000.00613.01
7.3.320.0000.00512.99
7.3.310.0080.00016.25
7.3.300.0000.00616.01
7.3.290.0060.00916.21
7.3.280.0060.01116.24
7.3.270.0140.00317.40
7.3.260.0100.00716.28
7.3.250.0080.01016.28
7.3.240.0140.00316.09
7.3.230.0030.01316.39
7.3.210.0060.01116.29
7.3.200.0060.01619.39
7.3.190.0150.00816.48
7.3.180.0090.00616.34
7.3.170.0060.01216.42
7.3.160.0040.01116.33
7.2.330.0100.01016.34
7.2.320.0130.00316.51
7.2.310.0100.01016.58
7.2.300.0090.01516.30
7.2.290.0050.01016.50
7.2.60.0090.00616.52
7.2.00.0080.00819.29
7.1.200.0090.00315.68
7.1.100.0090.00317.72
7.1.70.0050.00517.16
7.1.60.0170.00719.46
7.1.50.0110.01416.89
7.1.00.0030.07322.35
7.0.200.1090.00314.74
7.0.140.0030.07321.99
7.0.60.0030.04719.95
7.0.50.0030.06317.89
7.0.40.0030.09020.09
7.0.30.0570.06320.20
7.0.20.0270.05020.04
7.0.10.0100.08720.04
7.0.00.0000.04320.16
5.6.280.0030.07021.11
5.6.210.0130.07720.60
5.6.200.0070.03718.08
5.6.190.0030.09020.56
5.6.180.0300.06020.41
5.6.170.0400.06720.38
5.6.160.0030.04720.51
5.6.150.0070.04718.24
5.6.140.0070.06718.15
5.6.130.0000.04718.14
5.6.120.0100.03720.96
5.6.110.0130.06021.12
5.6.100.0070.07721.12
5.6.90.0130.06321.02
5.6.80.0100.04720.41
5.6.70.4200.03320.37
5.5.350.0130.08320.38
5.5.340.0030.04017.88
5.5.330.0000.04320.25
5.5.320.0030.05020.17
5.5.310.0370.07720.26
5.5.300.0070.08017.98
5.5.290.0070.07017.91
5.5.280.0030.05320.64
5.5.270.0100.08320.85
5.5.260.0000.04720.75
5.5.250.0000.08320.49
5.5.240.0170.03020.23
5.4.450.0170.04719.55
5.4.440.0400.04719.39
5.4.430.0270.02319.40
5.4.420.0500.04319.35
5.4.410.0100.03719.27
5.4.400.0500.03319.13
5.4.390.0430.03719.08
5.4.380.0470.04318.55
5.4.370.0370.05318.67
5.4.360.0300.05318.73
5.4.350.0330.04718.68
5.4.340.0470.04318.70
5.4.320.0060.04012.45
5.4.310.0100.04512.45
5.4.300.0080.04012.45
5.4.290.0100.04412.45
5.4.280.0090.03512.35
5.4.270.0090.03912.34
5.4.260.0060.04012.34
5.4.250.0050.04612.35
5.4.240.0090.04912.35
5.4.230.0070.04112.34
5.4.220.0090.03812.34
5.4.210.0080.04312.34
5.4.200.0130.04312.34
5.4.190.0080.04412.33
5.4.180.0060.04612.33
5.4.170.0110.04412.35
5.4.160.0100.04512.34
5.4.150.0080.04712.34
5.4.140.0070.04112.02
5.4.130.0100.04012.01
5.4.120.0040.04011.97
5.4.110.0050.04311.96
5.4.100.0080.04211.96
5.4.90.0160.04511.96
5.4.80.0120.04611.96
5.4.70.0130.04711.96
5.4.60.0100.04711.96
5.4.50.0080.04111.96
5.4.40.0110.03411.95
5.4.30.0080.04311.95
5.4.20.0070.03911.95
5.4.10.0130.04411.95
5.4.00.0090.03911.43
5.3.290.0110.03912.80
5.3.280.0080.04412.71
5.3.270.0100.04112.73
5.3.260.0090.04212.72
5.3.250.0090.04812.72
5.3.240.0090.04012.72
5.3.230.0030.04412.71
5.3.220.0090.05312.68
5.3.210.0080.04212.68
5.3.200.0040.04312.68
5.3.190.0100.04312.68
5.3.180.0120.03612.67
5.3.170.0110.04312.67
5.3.160.0070.04012.67
5.3.150.0080.04112.67
5.3.140.0050.04612.66
5.3.130.0080.04812.66
5.3.120.0080.04112.66
5.3.110.0070.04312.66
5.3.100.0100.03812.12
5.3.90.0070.04512.09
5.3.80.0100.04012.07
5.3.70.0080.04212.08
5.3.60.0130.03712.07
5.3.50.0100.04612.00
5.3.40.0080.04412.00
5.3.30.0070.04211.94
5.3.20.0050.04411.72
5.3.10.0090.03911.69
5.3.00.0070.04011.67
5.2.170.0080.0329.18
5.2.160.0090.0329.18
5.2.150.0090.0369.18
5.2.140.0060.0359.18
5.2.130.0040.0329.14
5.2.120.0090.0379.13
5.2.110.0080.0329.14
5.2.100.0050.0389.14
5.2.90.0090.0289.14
5.2.80.0070.0329.13
5.2.70.0100.0329.13
5.2.60.0080.0449.08
5.2.50.0050.0349.05
5.2.40.0060.0329.03
5.2.30.0020.0369.00
5.2.20.0060.0318.99
5.2.10.0060.0308.92
5.2.00.0050.0348.77
5.1.60.0040.0328.06
5.1.50.0080.0338.06
5.1.40.0070.0308.04
5.1.30.0080.0368.39
5.1.20.0050.0338.41
5.1.10.0030.0328.14
5.1.00.0050.0378.13
5.0.50.0050.0236.61
5.0.40.0040.0216.47
5.0.30.0080.0406.29
5.0.20.0030.0256.26
5.0.10.0030.0306.23
5.0.00.0050.0386.22
4.4.90.0030.0204.78
4.4.80.0030.0184.76
4.4.70.0010.0204.75
4.4.60.0030.0184.76
4.4.50.0040.0174.77
4.4.40.0030.0284.71
4.4.30.0060.0164.76
4.4.20.0050.0154.84
4.4.10.0050.0154.85
4.4.00.0030.0274.76
4.3.110.0030.0204.67
4.3.100.0020.0184.66
4.3.90.0030.0214.64
4.3.80.0090.0274.59
4.3.70.0040.0184.63
4.3.60.0040.0184.63
4.3.50.0040.0164.63
4.3.40.0050.0254.54
4.3.30.0060.0223.28
4.3.20.0020.0223.25
4.3.10.0030.0183.21
4.3.00.0030.01718.23

preferences:
36.45 ms | 400 KiB | 5 Q