3v4l.org

run code in 300+ PHP versions simultaneously
<?php $i = 0; for ($i = 0; $i < 100000; $i++) { $x = ""; $y = "FILE_NOT_FOUND"; $z = $x || $y; $alphabetOverflow = $x OR $alphabetOverflow = $y; } echo "\$z is $z \n"; echo "\$alphabetOverflow is $alphabetOverflow";

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)
8.3.60.0210.00716.63
8.3.50.0160.00616.68
8.3.40.0030.02018.84
8.3.30.0120.00618.82
8.3.20.0000.00920.34
8.3.10.0030.00622.08
8.3.00.0080.00417.80
8.2.180.0080.01116.63
8.2.170.0090.00918.83
8.2.160.0100.01322.96
8.2.150.0100.00324.18
8.2.140.0070.00424.66
8.2.130.0050.00526.16
8.2.120.0000.01021.11
8.2.110.0060.00919.27
8.2.100.0060.00917.75
8.2.90.0000.01119.27
8.2.80.0040.00817.97
8.2.70.0000.01217.63
8.2.60.0000.01417.80
8.2.50.0090.00918.07
8.2.40.0040.00719.88
8.2.30.0040.00817.87
8.2.20.0040.00717.67
8.2.10.0040.00718.22
8.2.00.0030.01018.21
8.1.280.0120.01525.92
8.1.270.0030.00720.36
8.1.260.0030.00626.35
8.1.250.0030.00628.09
8.1.240.0070.00722.74
8.1.230.0000.01517.77
8.1.220.0060.00617.76
8.1.210.0060.00618.77
8.1.200.0000.01717.35
8.1.190.0070.00717.23
8.1.180.0070.00418.10
8.1.170.0060.00618.51
8.1.160.0000.01022.01
8.1.150.0060.00618.88
8.1.140.0000.01117.43
8.1.130.0050.00517.74
8.1.120.0040.00717.36
8.1.110.0080.00317.36
8.1.100.0000.01117.34
8.1.90.0000.01017.36
8.1.80.0000.01117.43
8.1.70.0050.00517.32
8.1.60.0030.01017.60
8.1.50.0030.01017.55
8.1.40.0000.01317.47
8.1.30.0100.00317.52
8.1.20.0060.00617.59
8.1.10.0030.00917.52
8.1.00.0030.01017.35
8.0.300.0050.00518.77
8.0.290.0000.01116.63
8.0.280.0030.00818.55
8.0.270.0070.00317.28
8.0.260.0070.00417.20
8.0.250.0030.00716.86
8.0.240.0030.00916.84
8.0.230.0040.00716.88
8.0.220.0040.00716.86
8.0.210.0040.00716.91
8.0.200.0000.01016.90
8.0.190.0060.00616.91
8.0.180.0000.01216.92
8.0.170.0030.01016.96
8.0.160.0030.00916.90
8.0.150.0060.00616.82
8.0.140.0080.00416.86
8.0.130.0030.00813.33
8.0.120.0030.01016.74
8.0.110.0000.01216.80
8.0.100.0000.01316.93
8.0.90.0030.01016.98
8.0.80.0030.01716.83
8.0.70.0070.00716.87
8.0.60.0030.00916.92
8.0.50.0060.00616.88
8.0.30.0130.01117.04
8.0.20.0070.01617.40
8.0.10.0060.00617.04
8.0.00.0090.01416.76
7.4.330.0060.00315.03
7.4.320.0000.01016.40
7.4.300.0040.00716.57
7.4.290.0030.00916.65
7.4.280.0080.00816.49
7.4.270.0030.00916.60
7.4.260.0000.01616.57
7.4.250.0100.00316.48
7.4.240.0030.01016.51
7.4.230.0030.00916.44
7.4.220.0100.01616.70
7.4.210.0060.01316.62
7.4.200.0030.00916.58
7.4.160.0100.01016.28
7.4.150.0080.01617.40
7.4.140.0110.01817.86
7.4.130.0140.01816.56
7.4.120.0150.01216.40
7.4.110.0030.02016.47
7.4.100.0100.02016.57
7.4.90.0130.01016.48
7.4.80.0100.01419.39
7.4.70.0120.01916.41
7.4.60.0040.01816.39
7.4.50.0070.01016.48
7.4.40.0060.01916.43
7.4.30.0060.01616.34
7.4.00.0100.01614.70
7.3.330.0000.01013.18
7.3.320.0040.00713.23
7.3.310.0060.00716.41
7.3.300.0040.00816.21
7.3.290.0070.01516.34
7.3.280.0100.01616.33
7.3.270.0060.02817.40
7.3.260.0070.01716.23
7.3.240.0040.02016.29
7.3.230.0150.01216.46
7.3.210.0120.00916.54
7.3.200.0130.01019.39
7.3.190.0100.01316.38
7.3.180.0080.01616.26
7.3.170.0130.01716.34
7.3.160.0200.01216.46
7.2.330.0140.01116.75
7.2.320.0100.01316.42
7.2.310.0130.01016.76
7.2.300.0090.02216.54
7.2.290.0100.01316.65
7.2.00.0030.01319.24
7.1.100.0000.01617.75
7.1.70.0030.02017.02
7.1.60.0070.02719.59
7.1.50.0030.03016.71
7.1.00.0070.07722.45
7.0.200.0180.00616.94
7.0.60.0070.08720.00
7.0.50.0130.08317.80
7.0.40.0100.09020.05
7.0.30.0370.06020.16
7.0.20.0330.03720.00
7.0.10.0070.05320.33
7.0.00.0170.05720.03
5.6.280.0100.09021.04
5.6.210.0100.08320.47
5.6.200.0100.09718.22
5.6.190.0070.05020.27
5.6.180.0330.07320.48
5.6.170.0270.06020.52
5.6.160.0100.10020.71
5.6.150.0030.05018.18
5.6.140.0130.09018.14
5.6.130.0130.05018.17
5.6.120.0200.06021.00
5.6.110.0070.08020.98
5.6.100.0100.09721.11
5.6.90.0070.07721.11
5.6.80.0000.10020.37
5.5.350.0230.04720.37
5.5.340.0070.08718.02
5.5.330.0030.09720.15
5.5.320.0030.10020.24
5.5.310.0300.09020.25
5.5.300.0030.04717.95
5.5.290.0170.09017.93
5.5.280.0000.09720.64
5.5.270.0070.09320.85
5.5.260.0000.05720.82
5.5.250.0130.09020.45
5.5.240.0000.09720.06
5.4.450.0530.06719.16
5.4.440.0270.06719.63
5.4.430.0270.06319.21
5.4.420.0400.05019.54
5.4.410.0130.07319.06
5.4.400.0130.07319.25
5.4.390.0030.09019.01
5.4.380.0170.06719.07
5.4.370.0130.08318.90
5.4.360.0030.09019.16
5.4.350.0170.08319.16
5.4.340.0230.06019.16
5.4.320.0130.08019.16
5.4.310.0200.06019.11
5.4.300.0070.07718.98
5.4.290.0200.06019.16
5.4.280.0130.06718.98
5.4.270.0300.09018.91
5.4.260.0200.06018.84
5.4.250.0000.09018.84
5.4.240.0200.09318.84
5.4.230.0170.07319.10
5.4.220.0170.07318.99
5.4.210.0170.07019.04
5.4.200.0170.06716.62
5.4.190.0200.07318.91
5.4.180.0170.07319.09
5.4.170.0070.07718.99
5.4.160.0070.08318.86
5.4.150.0130.06719.09
5.4.140.0130.07016.12
5.4.130.0170.08716.18
5.4.120.0070.07016.32
5.4.110.0100.06716.16
5.4.100.0170.06316.54
5.4.90.0270.05716.40
5.4.80.0100.07016.20
5.4.70.0000.08016.47
5.4.60.0230.05316.51
5.4.50.0100.07316.36
5.4.40.0100.07716.47
5.4.30.0030.07316.30
5.4.20.0170.06716.13
5.4.10.0000.08316.48
5.4.00.0070.07315.66
5.3.290.0130.08714.55
5.3.280.0100.07714.62
5.3.270.0130.07714.59
5.3.260.0130.07714.50
5.3.250.0100.07714.45
5.3.240.0200.06314.65
5.3.230.0070.08014.54
5.3.220.0100.07714.52
5.3.210.0070.08714.55
5.3.200.0170.08014.50
5.3.190.0170.08714.57
5.3.180.0030.08714.48
5.3.170.0070.08314.42
5.3.160.0200.07314.53
5.3.150.0030.09314.34
5.3.140.0100.08714.50
5.3.130.0100.09714.46
5.3.120.0100.10714.46
5.3.110.0130.08714.49
5.3.100.0130.07313.97
5.3.90.0130.08013.89
5.3.80.0100.08014.02
5.3.70.0100.08013.80
5.3.60.0200.08713.99
5.3.50.0030.08713.82
5.3.40.0030.08313.86
5.3.30.0100.08013.70
5.3.20.0100.10313.72
5.3.10.0100.07313.54
5.3.00.0100.07713.42
5.2.170.0070.08311.23
5.2.160.0170.09710.93
5.2.150.0070.08011.24
5.2.140.0130.07711.00
5.2.130.0170.07011.18
5.2.120.0170.09711.05
5.2.110.0070.07711.09
5.2.100.0000.08311.00
5.2.90.0030.08011.05
5.2.80.0100.07711.02
5.2.70.0030.08311.03
5.2.60.0100.07711.05
5.2.50.0100.07710.96
5.2.40.0100.07310.89
5.2.30.0130.07010.81
5.2.20.0100.07011.05
5.2.10.0100.07010.88
5.2.00.0070.07310.80
5.1.60.0100.0639.91
5.1.50.0070.08710.03
5.1.40.0100.0679.89
5.1.30.0100.07010.31
5.1.20.0030.08710.33
5.1.10.0030.0739.98
5.1.00.0100.06310.10
5.0.50.0030.1108.43
5.0.40.0100.1078.40
5.0.30.0130.1178.15
5.0.20.0030.1008.12
5.0.10.0130.1008.30
5.0.00.0100.1108.15
4.4.90.0100.0935.75
4.4.80.0000.1035.75
4.4.70.0070.0935.78
4.4.60.0030.0975.74
4.4.50.0000.1035.89
4.4.40.0030.1135.79
4.4.30.0070.0935.81
4.4.20.0130.1005.91
4.4.10.0130.0935.82
4.4.00.0000.1205.78
4.3.110.0030.1005.70
4.3.100.0070.0975.74
4.3.90.0030.1005.77
4.3.80.0130.1305.65
4.3.70.0070.1005.68
4.3.60.0070.1105.76
4.3.50.0170.0875.73
4.3.40.0070.1105.79
4.3.30.0030.1004.55
4.3.20.0070.0904.52
4.3.10.0030.0934.35
4.3.00.0070.0936.73

preferences:
32.86 ms | 400 KiB | 5 Q