3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = false; for ($i = 0; $i < 1000000; $i++) { $bool = empty($var); }

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)
8.3.60.0200.02616.50
8.3.50.0080.01921.99
8.3.40.0130.01018.51
8.3.30.0030.02019.14
8.3.20.0030.00920.16
8.3.10.0030.01023.61
8.3.00.0030.01019.38
8.2.180.0140.01018.16
8.2.170.0130.01622.96
8.2.160.0120.01220.47
8.2.150.0000.01324.18
8.2.140.0030.01024.66
8.2.130.0040.00826.16
8.2.120.0080.00422.25
8.2.110.0070.01422.11
8.2.100.0070.01117.84
8.2.90.0030.01219.22
8.2.80.0040.01117.97
8.2.70.0090.00617.50
8.2.60.0080.00617.80
8.2.50.0030.01318.07
8.2.40.0000.01418.16
8.2.30.0040.01118.00
8.2.20.0070.00717.53
8.2.10.0060.00917.96
8.2.00.0030.02017.59
8.1.280.0140.01425.92
8.1.270.0030.01022.14
8.1.260.0060.00626.35
8.1.250.0040.00828.09
8.1.240.0120.00924.02
8.1.230.0070.01119.16
8.1.220.0000.01417.74
8.1.210.0030.01218.77
8.1.200.0000.01617.22
8.1.190.0040.01117.50
8.1.180.0070.01018.10
8.1.170.0030.01018.59
8.1.160.0030.01021.96
8.1.150.0000.01318.49
8.1.140.0000.01417.42
8.1.130.0030.01017.74
8.1.120.0000.01617.46
8.1.110.0000.01317.34
8.1.100.0070.00717.33
8.1.90.0080.00517.32
8.1.80.0000.01417.38
8.1.70.0030.01017.39
8.1.60.0000.02017.41
8.1.50.0090.01217.36
8.1.40.0040.01817.45
8.1.30.0030.01717.45
8.1.20.0070.01417.65
8.1.10.0000.02117.48
8.1.00.0000.02017.29
8.0.300.0090.00619.21
8.0.290.0000.01317.05
8.0.280.0030.01118.34
8.0.270.0000.01317.18
8.0.260.0030.01017.28
8.0.250.0030.01016.90
8.0.240.0030.01016.92
8.0.230.0070.00716.76
8.0.220.0000.01316.74
8.0.210.0030.01016.82
8.0.200.0000.01416.88
8.0.190.0070.01316.76
8.0.180.0000.02016.87
8.0.170.0000.02116.81
8.0.160.0070.01316.71
8.0.150.0060.01416.83
8.0.140.0030.01716.81
8.0.130.0030.01613.25
8.0.120.0030.01716.69
8.0.110.0000.02116.66
8.0.100.0030.01716.77
8.0.90.0070.01316.65
8.0.80.0070.02016.82
8.0.70.0030.01716.95
8.0.60.0000.02216.69
8.0.50.0030.01716.70
8.0.30.0160.01616.98
8.0.20.0130.01817.40
8.0.10.0060.01517.05
8.0.00.0100.02016.71
7.4.330.0000.01615.00
7.4.320.0000.01516.52
7.4.300.0040.01116.45
7.4.290.0040.01816.39
7.4.280.0070.01716.45
7.4.270.0000.02416.56
7.4.260.0000.02316.45
7.4.250.0000.02316.50
7.4.240.0020.02016.43
7.4.230.0000.02316.29
7.4.220.0060.03216.45
7.4.210.0070.02716.53
7.4.200.0000.02216.51
7.4.190.0070.01716.69
7.4.160.0070.02616.23
7.4.150.0040.02917.40
7.4.140.0100.02917.86
7.4.130.0080.02416.49
7.4.120.0100.02616.44
7.4.110.0060.02616.47
7.4.100.0130.02316.26
7.4.90.0000.03516.34
7.4.80.0130.02519.39
7.4.70.0120.02016.50
7.4.60.0150.02116.35
7.4.50.0030.01316.11
7.4.40.0080.01822.77
7.4.30.0030.02816.39
7.4.00.0030.01915.02
7.3.330.0030.02313.14
7.3.320.0030.01713.10
7.3.310.0070.01716.12
7.3.300.0030.01916.15
7.3.290.0090.03116.29
7.3.280.0080.02816.24
7.3.270.0110.02817.40
7.3.260.0080.02916.29
7.3.250.0120.04116.47
7.3.240.0100.04116.51
7.3.230.0180.01816.39
7.3.210.0100.02716.20
7.3.200.0060.03319.39
7.3.190.0090.04416.70
7.3.180.0070.03016.34
7.3.170.0100.03216.43
7.3.160.0030.03416.28
7.3.120.0040.02514.98
7.2.330.0130.03016.41
7.2.320.0090.03316.53
7.2.310.0130.04316.37
7.2.300.0090.03116.72
7.2.290.0130.02916.70
7.2.00.0070.02419.29
7.1.100.0060.02418.08
7.1.70.0030.03217.21
7.1.60.0100.02719.33
7.1.50.0090.03816.89
7.1.00.0030.10022.40
7.0.200.0000.02216.55
7.0.140.0000.10322.13
7.0.60.0170.08719.89
7.0.50.0100.06317.73
7.0.40.0130.09320.04
7.0.30.0200.10720.02
7.0.20.0200.05720.33
7.0.10.0070.09020.16
7.0.00.0100.11020.00
5.6.280.0070.18321.09
5.6.210.0070.12720.64
5.6.200.0070.10718.16
5.6.190.0130.06720.41
5.6.180.0430.10720.61
5.6.170.0230.07020.54
5.6.160.0100.06720.47
5.6.150.0070.10018.09
5.6.140.0070.10018.09
5.6.130.0070.09318.20
5.6.120.0100.07020.98
5.6.110.0170.11721.10
5.6.100.0030.11320.96
5.6.90.0000.12720.97
5.6.80.0070.07720.39
5.6.70.4530.06320.52
5.5.350.0100.12720.31
5.5.340.0070.12017.98
5.5.330.0070.10720.06
5.5.320.0000.10020.21
5.5.310.0330.11020.18
5.5.300.0030.07317.91
5.5.290.0030.12317.96
5.5.280.0170.07720.76
5.5.270.0130.12320.71
5.5.260.0130.12320.96
5.5.250.0130.10320.68
5.5.240.0130.06020.11
5.4.450.0230.09319.14
5.4.440.0170.12019.22
5.4.430.0230.09019.45
5.4.420.0200.08319.11
5.4.410.0330.08319.11
5.4.400.0200.10019.10
5.4.390.0230.12318.79
5.4.380.0300.10719.08
5.4.370.0170.07018.81
5.4.360.0300.10718.88
5.4.350.0200.07319.24
5.4.340.0230.11318.88
5.4.320.0270.12019.09
5.4.310.0270.06719.09
5.4.300.0270.06719.05
5.4.290.0270.11019.24
5.4.280.0230.06718.92
5.4.270.0230.10319.21
5.4.260.0270.10719.21
5.4.250.0270.08719.12
5.4.240.0270.11319.02
5.4.230.0300.10718.78
5.4.220.0270.09019.21
5.4.210.0130.08019.09
5.4.200.0200.06319.24
5.4.190.0230.11019.15
5.4.180.0200.08719.12
5.4.170.0300.07719.05
5.4.160.0270.07318.86
5.4.150.0300.07719.06
5.4.140.0200.08016.27
5.4.130.0200.11016.28
5.4.120.0300.10316.28
5.4.110.0230.06716.49
5.4.100.0230.11016.23
5.4.90.0330.11316.19
5.4.80.0270.10716.41
5.4.70.0270.09016.33
5.4.60.0230.08016.34
5.4.50.0300.09316.28
5.4.40.0270.10716.43
5.4.30.0130.07316.36
5.4.20.0170.06716.41
5.4.10.0270.07716.27
5.4.00.0170.11715.90
5.3.290.0200.09714.71
5.3.280.0200.09714.46
5.3.270.0300.12314.55
5.3.260.0200.13014.43
5.3.250.0270.12314.55
5.3.240.0300.08014.67
5.3.230.0270.13314.52
5.3.220.0230.12714.40
5.3.210.0230.09714.61
5.3.200.0230.10014.40
5.3.190.0270.12714.41
5.3.180.0230.13714.48
5.3.170.0270.09714.40
5.3.160.0200.09014.39
5.3.150.0330.12714.41
5.3.140.0230.09314.42
5.3.130.0230.11314.38
5.3.120.0130.08314.50
5.3.110.0200.08014.38
5.3.100.0230.12313.97
5.3.90.0230.09313.85
5.3.80.0230.12313.94
5.3.70.0230.11014.06
5.3.60.0200.08713.78
5.3.50.0230.11713.80
5.3.40.0100.09713.93
5.3.30.0170.09713.86
5.3.20.0200.07713.52
5.3.10.0330.12313.45
5.3.00.0200.08013.51
5.2.170.0170.11312.16
5.2.160.0200.10012.16
5.2.150.0170.14712.16
5.2.140.0200.13312.16
5.2.130.0170.11712.16
5.2.120.0230.14712.16
5.2.110.0270.14012.16
5.2.100.0100.09712.16
5.2.90.0200.14312.16
5.2.80.0430.08312.16
5.2.70.0200.14012.16
5.2.60.0130.15712.16
5.2.50.0230.13012.16
5.2.40.0200.14712.16
5.2.30.0170.09012.16
5.2.20.0170.14312.16
5.2.10.0230.12012.16
5.2.00.0200.13312.16
5.1.60.0170.10312.16
5.1.50.0130.10012.16
5.1.40.0130.09712.16
5.1.30.0130.09712.16
5.1.20.0170.13312.16
5.1.10.0170.14012.16
5.1.00.0170.11712.16
5.0.50.0070.21712.16
5.0.40.0100.18312.16
5.0.30.0070.21712.16
5.0.20.0100.20012.16
5.0.10.0070.16712.16
5.0.00.0170.21712.16
4.4.90.0100.24012.16
4.4.80.0170.19712.16
4.4.70.0130.21312.16
4.4.60.0070.18012.16
4.4.50.0100.20312.16
4.4.40.0030.19712.16
4.4.30.0100.21012.16
4.4.20.0070.17012.16
4.4.10.0030.21712.16
4.4.00.0070.22312.16
4.3.110.0330.15312.16
4.3.100.0070.20312.16
4.3.90.0030.16012.16
4.3.80.0100.21712.16
4.3.70.0100.21012.16
4.3.60.0070.15012.16
4.3.50.0070.17312.16
4.3.40.0070.21012.16
4.3.30.0070.21312.16
4.3.20.0030.21012.16
4.3.10.0030.21012.16
4.3.00.0030.20312.16

preferences:
45.11 ms | 401 KiB | 5 Q