3v4l.org

run code in 300+ PHP versions simultaneously
<?php function strict() { $backtrace = debug_backtrace(0, 1); print_r($backtrace); } function myargs($a, $b) { strict('string', 'int'); echo 'Hello'; } myargs('hello', 4);

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)
8.3.60.0070.00716.24
8.3.50.0060.01222.09
8.3.40.0120.00318.52
8.3.30.0110.00418.36
8.3.20.0050.00220.16
8.3.10.0050.00323.68
8.3.00.0030.00519.56
8.2.180.0070.01117.96
8.2.170.0090.00622.96
8.2.160.0030.01020.35
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0030.00617.50
8.2.110.0070.00422.25
8.2.100.0090.00319.51
8.2.90.0040.00419.17
8.2.80.0060.00317.97
8.2.70.0040.00717.63
8.2.60.0050.00517.68
8.2.50.0030.00618.07
8.2.40.0040.00421.13
8.2.30.0090.00020.56
8.2.20.0080.00017.54
8.2.10.0000.00718.04
8.2.00.0000.00718.10
8.1.280.0070.01125.92
8.1.270.0160.00323.91
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0070.00421.79
8.1.230.0110.00020.97
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0060.00317.13
8.1.190.0030.00517.11
8.1.180.0040.00418.10
8.1.170.0040.00420.15
8.1.160.0070.00021.93
8.1.150.0000.00718.82
8.1.140.0030.00519.69
8.1.130.0070.00017.64
8.1.120.0040.00417.43
8.1.110.0020.00517.39
8.1.100.0040.00417.41
8.1.90.0000.00717.39
8.1.80.0050.00217.29
8.1.70.0000.00717.39
8.1.60.0000.00717.62
8.1.50.0070.00317.59
8.1.40.0040.00417.51
8.1.30.0000.00817.64
8.1.20.0030.00517.55
8.1.10.0060.00317.39
8.1.00.0060.00317.37
8.0.300.0070.00018.77
8.0.290.0070.00016.63
8.0.280.0000.00718.48
8.0.270.0030.00317.26
8.0.260.0000.00617.27
8.0.250.0050.00316.79
8.0.240.0000.00616.83
8.0.230.0000.00716.77
8.0.220.0030.00316.70
8.0.210.0000.00816.79
8.0.200.0060.00316.90
8.0.190.0040.00416.88
8.0.180.0040.00316.84
8.0.170.0050.00316.85
8.0.160.0070.00016.80
8.0.150.0080.00016.82
8.0.140.0070.00016.69
8.0.130.0030.00313.25
8.0.120.0040.00416.79
8.0.110.0040.00416.79
8.0.100.0000.00716.66
8.0.90.0030.00316.89
8.0.80.0060.00816.76
8.0.70.0040.00416.70
8.0.60.0000.00716.71
8.0.50.0040.00416.63
8.0.30.0080.01217.21
8.0.20.0130.00617.40
8.0.10.0000.00717.00
8.0.00.0110.00816.60
7.4.330.0060.00015.08
7.4.320.0000.00616.52
7.4.300.0000.00616.62
7.4.290.0000.00716.36
7.4.280.0040.00416.50
7.4.270.0030.00416.52
7.4.260.0040.00416.44
7.4.250.0000.00716.60
7.4.240.0030.00516.49
7.4.230.0070.00016.58
7.4.220.0130.01016.61
7.4.210.0040.01116.63
7.4.200.0040.00416.58
7.4.160.0140.00316.51
7.4.150.0070.01117.40
7.4.140.0070.01017.86
7.4.130.0130.00716.50
7.4.120.0070.01016.38
7.4.110.0130.00716.52
7.4.100.0120.01216.34
7.4.90.0080.00816.40
7.4.80.0080.00819.39
7.4.70.0100.00616.53
7.4.60.0030.01616.26
7.4.50.0060.00316.65
7.4.40.0080.00816.54
7.4.30.0070.01116.57
7.4.00.0100.00615.08
7.3.330.0000.00513.17
7.3.320.0030.00313.16
7.3.310.0040.00416.29
7.3.300.0070.00016.29
7.3.290.0090.00916.24
7.3.280.0070.01216.19
7.3.270.0100.00717.40
7.3.260.0070.01016.43
7.3.250.0080.01516.27
7.3.240.0160.00316.49
7.3.230.0140.01016.39
7.3.210.0150.00716.37
7.3.200.0070.01016.61
7.3.190.0090.00916.61
7.3.180.0130.00316.13
7.3.170.0070.01016.38
7.3.160.0040.01216.36
7.3.120.0070.01314.86
7.3.110.0000.01714.88
7.3.100.0060.00315.02
7.3.90.0070.00715.03
7.3.80.0040.01114.62
7.3.70.0060.00614.78
7.3.60.0030.00614.65
7.3.50.0000.01714.61
7.3.40.0060.00314.80
7.3.30.0090.00914.80
7.3.20.0040.00816.75
7.3.10.0000.01716.62
7.3.00.0040.01116.58
7.2.330.0140.00416.45
7.2.320.0060.01116.63
7.2.310.0140.00316.66
7.2.300.0090.00916.37
7.2.290.0070.01716.80
7.2.250.0000.01715.01
7.2.240.0030.01714.74
7.2.230.0060.00614.82
7.2.220.0060.00915.06
7.2.210.0060.00915.21
7.2.200.0130.00314.95
7.2.190.0040.01115.08
7.2.180.0000.01514.99
7.2.170.0030.00715.15
7.2.00.0060.00619.26
7.1.330.0100.00715.82
7.1.320.0040.01115.70
7.1.310.0090.00615.51
7.1.300.0070.00715.75
7.1.290.0090.00015.76
7.1.280.0060.00915.57
7.1.270.0000.01515.80
7.1.260.0000.01415.75
7.1.100.0060.00617.87
7.1.70.0030.00517.13
7.1.60.0140.01119.50
7.1.50.0090.01216.92
7.1.00.0030.07722.41
7.0.200.0240.00814.65
7.0.60.0030.08719.91
7.0.50.0030.07317.84
7.0.40.0100.09020.14
7.0.30.0200.05020.21
7.0.20.0230.07720.10
7.0.10.0070.09020.25
7.0.00.0130.08320.05
5.6.210.0070.03720.77
5.6.200.0030.09018.24
5.6.190.0000.04720.39
5.6.180.0130.06020.46
5.6.170.0230.04020.47
5.6.160.0030.07320.55
5.6.150.0070.04318.22
5.6.140.0070.07018.22
5.6.130.0030.04718.14
5.6.120.0100.05021.00
5.6.110.0030.05320.96
5.6.100.0100.03721.14
5.6.90.0100.08021.14
5.6.80.0170.02720.38
5.5.350.0030.08320.44
5.5.340.0100.06717.98
5.5.330.0100.04720.57
5.5.320.0270.03020.51
5.5.310.0300.07020.37
5.5.300.0030.08318.01
5.5.290.0030.04318.08
5.5.280.0030.04320.77
5.5.270.0070.05320.64
5.5.260.0100.03720.97
5.5.250.0030.05320.55
5.5.240.0300.06020.36
5.4.450.0730.05719.61
5.4.440.0730.06019.70
5.4.430.0870.08019.58
5.4.420.0800.07319.48
5.4.410.0870.05719.04
5.4.400.0770.05719.26
5.4.390.0800.06019.26
5.4.380.0800.04719.38
5.4.370.0770.05319.12
5.4.360.0800.05019.26
5.4.350.0930.05319.42
5.4.340.0870.05019.26
5.4.320.0670.06319.15
5.4.310.0800.04319.15
5.4.300.0870.05719.25
5.4.290.0930.06718.88
5.4.280.0930.07019.15
5.4.270.0800.04719.38
5.4.260.0770.04718.83
5.4.250.0730.05019.31
5.4.240.0730.05319.14
5.4.230.0830.05719.12
5.4.220.0800.05719.00
5.4.210.0770.05718.87
5.4.200.0900.05318.84
5.4.190.0830.05019.31
5.4.180.0700.05319.13
5.4.170.0800.05719.23
5.4.160.0900.06318.96
5.4.150.1000.04319.23
5.4.140.0800.04716.49
5.4.130.0770.05316.55
5.4.120.0770.05016.63
5.4.110.0770.05016.50
5.4.100.0630.05716.57
5.4.90.0670.05316.24
5.4.80.0770.04316.63
5.4.70.0030.03716.61
5.4.60.0030.04316.54
5.4.50.0000.03316.48
5.4.40.0230.07316.43
5.4.30.0230.05016.21
5.4.20.0400.05716.51

preferences:
56.28 ms | 401 KiB | 5 Q