3v4l.org

run code in 300+ PHP versions simultaneously
<?php function strict() { $backtrace = debug_backtrace(DEBUG_BACKTRACE_PROVIDE_OBJECT, 1); print_r($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)
8.3.60.0110.00716.74
8.3.50.0050.01021.93
8.3.40.0090.00618.50
8.3.30.0100.00718.54
8.3.20.0050.00220.31
8.3.10.0040.00423.64
8.3.00.0030.00519.68
8.2.180.0100.01018.32
8.2.170.0150.00022.96
8.2.160.0070.00720.25
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0080.00019.36
8.2.110.0040.00422.26
8.2.100.0030.00917.93
8.2.90.0040.00419.08
8.2.80.0040.00417.97
8.2.70.0050.00517.50
8.2.60.0140.00017.78
8.2.50.0000.00818.07
8.2.40.0060.00321.14
8.2.30.0050.00520.63
8.2.20.0040.00417.54
8.2.10.0040.00417.99
8.2.00.0000.00717.99
8.1.280.0110.01125.92
8.1.270.0070.01323.82
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0090.00022.48
8.1.230.0040.00817.42
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0000.00917.23
8.1.190.0080.00017.00
8.1.180.0000.00718.10
8.1.170.0040.00420.30
8.1.160.0040.00421.95
8.1.150.0000.00718.70
8.1.140.0030.00519.70
8.1.130.0070.00017.61
8.1.120.0000.00717.36
8.1.110.0040.00417.40
8.1.100.0000.00717.31
8.1.90.0030.00317.47
8.1.80.0070.00017.37
8.1.70.0030.00317.38
8.1.60.0000.00717.59
8.1.50.0060.00317.48
8.1.40.0080.00017.40
8.1.30.0030.00617.63
8.1.20.0060.00317.55
8.1.10.0000.00717.45
8.1.00.0040.00417.37
8.0.300.0050.00218.77
8.0.290.0070.00016.75
8.0.280.0070.00018.50
8.0.270.0080.00017.16
8.0.260.0030.00317.25
8.0.250.0030.00316.86
8.0.240.0000.00716.83
8.0.230.0030.00316.82
8.0.220.0040.00416.88
8.0.210.0000.00816.74
8.0.200.0030.00616.88
8.0.190.0000.00716.91
8.0.180.0040.00416.89
8.0.170.0040.00416.75
8.0.160.0030.00316.74
8.0.150.0070.00016.78
8.0.140.0030.00516.85
8.0.130.0000.00613.24
8.0.120.0000.00816.79
8.0.110.0040.00416.69
8.0.100.0050.00316.78
8.0.90.0030.00516.69
8.0.80.0060.00916.77
8.0.70.0000.00716.83
8.0.60.0070.00016.89
8.0.50.0060.00316.79
8.0.30.0060.01417.13
8.0.20.0100.01117.40
8.0.10.0000.00716.82
8.0.00.0100.00916.74
7.4.330.0050.00015.08
7.4.320.0060.00016.45
7.4.300.0000.00616.59
7.4.290.0000.00816.51
7.4.280.0060.00316.39
7.4.270.0030.00316.44
7.4.260.0070.00016.54
7.4.250.0040.00416.56
7.4.240.0050.00316.57
7.4.230.0030.00316.60
7.4.220.0070.01116.63
7.4.210.0070.00716.45
7.4.200.0070.00016.48
7.4.160.0080.00816.41
7.4.150.0120.00617.40
7.4.140.0120.00517.86
7.4.130.0190.00616.51
7.4.120.0100.00816.50
7.4.110.0070.01016.57
7.4.100.0140.01016.50
7.4.90.0060.01116.48
7.4.80.0100.01019.39
7.4.70.0130.00916.43
7.4.60.0100.01016.40
7.4.50.0030.00616.65
7.4.40.0070.01016.51
7.4.30.0160.00616.55
7.4.00.0040.01115.02
7.3.330.0000.00513.25
7.3.320.0000.00513.31
7.3.310.0000.00716.23
7.3.300.0000.00616.22
7.3.290.0080.01016.23
7.3.280.0080.01016.19
7.3.270.0100.00617.40
7.3.260.0070.01116.26
7.3.240.0150.00616.34
7.3.230.0030.01416.39
7.3.210.0100.01116.39
7.3.200.0090.00916.17
7.3.190.0090.00616.36
7.3.180.0060.00916.50
7.3.170.0060.01316.27
7.3.160.0120.00916.41
7.3.120.0030.01414.52
7.3.110.0070.01014.35
7.3.100.0040.01114.48
7.3.90.0080.00414.96
7.3.80.0070.00714.82
7.3.70.0070.00714.77
7.3.60.0030.01014.45
7.3.50.0060.00614.80
7.3.40.0060.00614.76
7.3.30.0100.00314.79
7.3.20.0040.00816.34
7.3.10.0080.00616.40
7.3.00.0060.00916.59
7.2.330.0030.01216.63
7.2.320.0130.00716.45
7.2.310.0090.00916.48
7.2.300.0110.00616.77
7.2.290.0110.01216.47
7.2.250.0110.00714.76
7.2.240.0070.01314.89
7.2.230.0040.01115.18
7.2.220.0030.00714.86
7.2.210.0070.00714.99
7.2.200.0030.00614.93
7.2.190.0030.01214.96
7.2.180.0060.00915.14
7.2.170.0150.00014.87
7.2.00.0000.01519.07
7.1.330.0040.00815.91
7.1.320.0100.00315.75
7.1.310.0070.00315.64
7.1.300.0030.00615.82
7.1.290.0050.00915.61
7.1.280.0030.00715.75
7.1.270.0080.00815.73
7.1.260.0110.00015.75
7.1.100.0000.01118.20
7.1.70.0000.00816.94
7.1.60.0150.01119.50
7.1.50.0090.01216.71
7.1.00.0100.07022.37
7.0.200.0260.00414.63
7.0.60.0130.06720.01
7.0.50.0000.05017.93
7.0.40.0030.04320.30
7.0.30.0270.08020.15
7.0.20.0200.05320.26
7.0.10.0070.06320.16
7.0.00.0130.07320.24
5.6.280.0030.03321.10
5.6.210.0030.06020.55
5.6.200.0000.04318.19
5.6.190.0030.07320.63
5.6.180.0070.06720.48
5.6.170.0070.05020.71
5.6.160.0170.07320.55
5.6.150.0100.07718.18
5.6.140.0070.04018.16
5.6.130.0030.08018.18
5.6.120.0100.07021.12
5.6.110.0100.08021.14
5.6.100.0070.08321.13
5.6.90.0130.05721.02
5.6.80.0000.08720.54
5.5.350.0030.04720.32
5.5.340.0030.08318.04
5.5.330.0030.05020.47
5.5.320.0200.07720.25
5.5.310.0230.08020.34
5.5.300.0170.07317.95
5.5.290.0100.05017.91
5.5.280.0100.06720.77
5.5.270.0100.05720.96
5.5.260.0130.04020.73
5.5.250.0070.04320.59
5.5.240.3400.04720.16
5.4.450.0930.07719.22
5.4.440.0970.08319.33
5.4.430.1000.06719.61
5.4.420.0930.06019.33
5.4.410.0770.05719.42
5.4.400.0800.04719.30
5.4.390.0830.04719.29
5.4.380.0830.05719.13
5.4.370.0800.04719.33
5.4.360.0830.04319.29
5.4.350.0700.05719.29
5.4.340.0770.05018.87
5.4.320.0830.04019.23
5.4.310.0730.05319.26
5.4.300.0700.05718.86
5.4.290.0700.05318.84
5.4.280.0700.05719.27
5.4.270.0830.04718.85
5.4.260.0830.04319.05
5.4.250.0770.05319.30
5.4.240.0770.05018.87
5.4.230.0670.05718.98
5.4.220.0770.05019.22
5.4.210.0730.05318.88
5.4.200.0670.05718.97
5.4.190.0700.05319.00
5.4.180.0730.05019.05
5.4.170.0700.05318.97
5.4.160.0800.04719.10
5.4.150.0800.05319.27
5.4.140.0900.06316.61
5.4.130.0770.06016.46
5.4.120.0470.06716.48
5.4.110.0230.07016.62
5.4.100.0470.05016.67
5.4.90.0600.07016.63
5.4.80.1000.07316.33
5.4.70.0070.06716.55
5.4.60.0030.07016.27
5.4.50.0030.07316.53
5.4.40.0270.06316.42
5.4.30.0330.05316.15
5.4.20.0230.07316.55

preferences:
33.12 ms | 401 KiB | 5 Q