3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a[-269001946] = 'ryat'; $a['includeHeader'] = 'hi'; unset($a['includeHeader']); var_dump($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)
8.3.60.0120.00318.30
8.3.50.0080.01021.99
8.3.40.0140.00318.64
8.3.30.0040.01119.00
8.3.20.0040.00420.07
8.3.10.0040.00422.06
8.3.00.0040.00422.38
8.2.180.0200.00316.38
8.2.170.0090.00622.96
8.2.160.0110.00320.93
8.2.150.0090.00624.18
8.2.140.0040.00424.66
8.2.130.0140.00426.16
8.2.120.0130.00619.36
8.2.110.0060.00322.16
8.2.100.0030.00919.52
8.2.90.0070.00019.21
8.2.80.0030.00618.04
8.2.70.0040.00417.47
8.2.60.0000.01117.93
8.2.50.0050.00318.07
8.2.40.0000.00918.09
8.2.30.0000.00718.16
8.2.20.0040.00417.65
8.2.10.0050.00217.60
8.2.00.0090.00017.78
8.1.280.0130.00725.92
8.1.270.0000.00822.24
8.1.260.0080.00026.35
8.1.250.0100.00728.09
8.1.240.0060.00323.97
8.1.230.0080.00419.02
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0040.00417.23
8.1.190.0090.00017.16
8.1.180.0050.00318.45
8.1.170.0040.00418.34
8.1.160.0040.00421.90
8.1.150.0040.00418.45
8.1.140.0080.00017.30
8.1.130.0070.00017.62
8.1.120.0000.00917.39
8.1.110.0080.00017.29
8.1.100.0040.00417.35
8.1.90.0080.00017.30
8.1.80.0030.00317.37
8.1.70.0030.00317.33
8.1.60.0030.00617.40
8.1.50.0050.00217.35
8.1.40.0030.00517.48
8.1.30.0040.00417.57
8.1.20.0030.00617.48
8.1.10.0000.00917.41
8.1.00.0000.00717.26
8.0.300.0040.00418.77
8.0.290.0000.00716.91
8.0.280.0030.00318.32
8.0.270.0070.00017.06
8.0.260.0030.00316.68
8.0.250.0040.00416.83
8.0.240.0040.00416.73
8.0.230.0030.00316.86
8.0.220.0050.00316.74
8.0.210.0000.00716.73
8.0.200.0070.00016.86
8.0.190.0030.00516.85
8.0.180.0050.00316.82
8.0.170.0050.00316.73
8.0.160.0080.00016.86
8.0.150.0050.00216.59
8.0.140.0040.00416.66
8.0.130.0060.00013.17
8.0.120.0050.00316.72
8.0.110.0000.00716.72
8.0.100.0040.00416.77
8.0.90.0000.00716.58
8.0.80.0060.01616.64
8.0.70.0050.00216.65
8.0.60.0000.00716.65
8.0.50.0040.00416.59
8.0.30.0080.01116.97
8.0.20.0120.00617.40
8.0.10.0000.00716.85
8.0.00.0110.01016.62
7.4.330.0000.00515.00
7.4.320.0030.00316.61
7.4.300.0030.00316.41
7.4.290.0070.00016.50
7.4.280.0000.00716.58
7.4.270.0060.00016.52
7.4.260.0070.00016.61
7.4.250.0000.00716.45
7.4.240.0020.00616.57
7.4.230.0030.00316.58
7.4.220.0110.00516.60
7.4.210.0100.00816.48
7.4.200.0040.00416.25
7.4.190.0080.00016.64
7.4.160.0030.01316.29
7.4.150.0080.01617.40
7.4.140.0080.01217.86
7.4.130.0130.00416.34
7.4.120.0130.00516.42
7.4.110.0030.01316.28
7.4.100.0100.01316.55
7.4.90.0140.00316.48
7.4.80.0150.00519.39
7.4.70.0030.01216.22
7.4.60.0090.00616.51
7.4.50.0000.00416.37
7.4.40.0070.01022.77
7.4.30.0030.01316.43
7.4.00.0070.01115.10
7.3.330.0000.00513.10
7.3.320.0030.00313.10
7.3.310.0000.00716.23
7.3.300.0070.00016.13
7.3.290.0000.01416.26
7.3.280.0080.00916.28
7.3.270.0100.00617.40
7.3.260.0200.00316.30
7.3.250.0080.01116.34
7.3.240.0070.01116.46
7.3.230.0170.00716.39
7.3.210.0130.00316.24
7.3.200.0160.00319.39
7.3.190.0070.01016.17
7.3.180.0110.00416.44
7.3.170.0120.00816.36
7.3.160.0100.00716.42
7.3.120.0030.01314.95
7.2.330.0070.01016.18
7.2.320.0090.01216.57
7.2.310.0170.00016.15
7.2.300.0090.00916.39
7.2.290.0000.01616.22
7.2.00.0030.01019.14
7.1.100.0040.00718.30
7.1.70.0040.00417.19
7.1.60.0110.01419.82
7.1.50.0030.01716.93
7.1.00.0030.07322.28
7.0.200.0000.00816.70
7.0.140.0000.07321.95
7.0.60.0030.04019.78
7.0.50.0100.05317.83
7.0.40.0100.08020.20
7.0.30.0300.07320.23
7.0.20.0330.05720.00
7.0.10.0200.08320.16
7.0.00.0100.08320.01
5.6.280.0030.07321.09
5.6.210.0130.07320.71
5.6.200.0000.08018.22
5.6.190.0070.04320.59
5.6.180.3930.04720.54
5.6.170.0270.08720.38
5.6.160.0070.05320.51
5.6.150.0030.08718.17
5.6.140.0100.08018.15
5.6.130.0000.07318.16
5.6.120.0100.06021.11
5.6.110.0070.03721.11
5.6.100.0130.07720.99
5.6.90.0030.04021.11
5.6.80.0000.04720.35
5.6.70.0130.04320.36
5.5.350.0000.07720.45
5.5.340.0100.04317.92
5.5.330.0100.08320.25
5.5.320.0330.07720.30
5.5.310.0230.04320.31
5.5.300.0070.03718.02
5.5.290.0070.05718.00
5.5.280.0070.08320.75
5.5.270.0070.03720.64
5.5.260.0170.07720.82
5.5.250.0130.07020.67
5.5.240.0030.04320.25
5.4.450.0470.05319.11
5.4.440.0430.06019.10
5.4.430.0170.04719.45
5.4.420.0200.04319.45
5.4.410.0100.05319.21
5.4.400.0630.00018.53
5.4.390.0800.00018.72
5.4.380.0200.05718.75
5.4.370.0270.05318.68
5.4.360.0330.05318.62
5.4.350.0170.05018.79
5.4.340.0000.06318.72
5.4.320.0050.03712.45
5.4.310.0060.03912.45
5.4.300.0080.03512.45
5.4.290.0070.03712.45
5.4.280.0050.04112.34
5.4.270.0100.03812.35
5.4.260.0070.05318.70
5.4.250.0030.05718.84
5.4.240.0200.04018.72
5.4.230.0030.06018.72
5.4.220.0130.05019.02
5.4.210.0130.04718.87
5.4.200.0030.06018.65
5.4.190.0200.06018.64
5.4.180.0070.05319.01
5.4.170.0070.06018.77
5.4.160.0070.05718.88
5.4.150.0070.05318.88
5.4.140.0030.05316.26
5.4.130.0100.04716.23
5.4.120.0070.05016.31
5.4.110.0170.04016.49
5.4.100.0100.06016.29
5.4.90.0070.06016.29
5.4.80.0100.05316.60
5.4.70.0070.05016.33
5.4.60.0070.05316.39
5.4.50.0070.05016.29
5.4.40.0130.04716.52
5.4.30.0200.05316.21
5.4.20.0070.05016.39
5.4.10.0200.04716.47
5.4.00.0230.06015.70
5.3.290.0090.04112.80
5.3.280.0000.06014.59
5.3.270.0070.06714.69
5.3.260.0170.07014.37
5.3.250.0100.07014.61
5.3.240.0100.06014.69
5.3.230.0130.04314.38
5.3.220.0070.05714.57
5.3.210.0100.05314.50
5.3.200.0130.04314.26
5.3.190.0030.05714.56
5.3.180.0100.05314.33
5.3.170.0100.05314.67
5.3.160.0130.04314.40
5.3.150.0130.07014.44
5.3.140.0130.05314.52
5.3.130.0070.08014.70
5.3.120.0100.05314.54
5.3.110.0130.05314.69
5.3.100.0130.04714.08
5.3.90.0030.06313.85
5.3.80.0100.04713.93
5.3.70.0000.06014.16
5.3.60.0100.05013.84
5.3.50.0030.06013.92
5.3.40.0130.04313.83
5.3.30.0130.04714.05
5.3.20.0030.06713.69
5.3.10.0170.05313.73
5.3.00.0070.05013.66
5.2.170.0030.04311.15
5.2.160.0030.05310.92
5.2.150.0100.04311.05
5.2.140.0000.04711.07
5.2.130.0100.04011.09
5.2.120.0070.04011.01
5.2.110.0100.04711.11
5.2.100.0070.04011.02
5.2.90.0030.05711.25
5.2.80.0100.03710.92
5.2.70.0100.03711.00
5.2.60.0100.05711.11
5.2.50.0270.04011.13
5.2.40.0130.04011.03
5.2.30.0130.05010.99
5.2.20.0100.03710.87
5.2.10.0030.04010.75
5.2.00.0030.04310.69
5.1.60.0070.0379.93
5.1.50.0070.03710.02
5.1.40.0070.03010.06
5.1.30.0030.04310.33
5.1.20.0100.03710.11
5.1.10.0030.03710.15
5.1.00.0070.03310.10
5.0.50.0170.0238.60
5.0.40.0070.0238.45
5.0.30.0070.0408.25
5.0.20.0030.0308.28
5.0.10.0070.0338.15
5.0.00.0030.0578.34
4.4.90.0000.0237.41
4.4.80.0000.0337.41
4.4.70.0100.0137.41
4.4.60.0100.0237.41
4.4.50.0070.0207.41
4.4.40.0030.0477.41
4.4.30.0030.0307.41
4.4.20.0000.0237.41
4.4.10.0000.0307.41
4.4.00.0070.0307.41
4.3.110.0030.0207.41
4.3.100.0100.0137.41
4.3.90.0030.0207.41
4.3.80.0070.0377.41
4.3.70.0070.0177.41
4.3.60.0030.0207.41
4.3.50.0070.0177.41
4.3.40.0030.0437.41
4.3.30.0030.0277.41
4.3.20.0030.0237.41
4.3.10.0070.0277.41
4.3.00.0030.0237.24

preferences:
38.3 ms | 401 KiB | 5 Q