3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public function bar() { ${'th'.'is'} = new Bar(); $this->baz(); } public function baz() { echo "baz in foo"; } } class Bar { public function baz() { echo 'baz in bar'; } } $foo = new Foo(); $foo->bar();

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)
8.3.60.0140.00718.30
8.3.50.0090.00622.12
8.3.40.0070.00718.45
8.3.30.0150.00018.84
8.3.20.0080.00020.30
8.3.10.0060.00321.92
8.3.00.0040.00422.14
8.2.180.0100.01018.11
8.2.170.0200.00318.68
8.2.160.0120.00622.96
8.2.150.0040.01124.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0100.00317.50
8.2.110.0060.00320.83
8.2.100.0090.00317.78
8.2.90.0000.00818.92
8.2.80.0030.00517.97
8.2.70.0030.00617.50
8.2.60.0060.00617.68
8.2.50.0080.00318.07
8.2.40.0040.00418.22
8.2.30.0070.00417.83
8.2.20.0040.00417.58
8.2.10.0040.00419.26
8.2.00.0000.00817.53
8.1.280.0040.01125.92
8.1.270.0040.00421.92
8.1.260.0050.00326.35
8.1.250.0050.00328.09
8.1.240.0070.00323.75
8.1.230.0040.00721.03
8.1.220.0000.00817.74
8.1.210.0060.00318.77
8.1.200.0030.00617.35
8.1.190.0080.00017.66
8.1.180.0040.00418.10
8.1.170.0080.00018.59
8.1.160.0040.00421.91
8.1.150.0040.00418.61
8.1.140.0030.00617.41
8.1.130.0070.00017.82
8.1.120.0020.00517.48
8.1.110.0040.00417.44
8.1.100.0050.00317.46
8.1.90.0030.00717.24
8.1.80.0040.00417.31
8.1.70.0030.00317.44
8.1.60.0030.00517.47
8.1.50.0000.00717.50
8.1.40.0070.00017.50
8.1.30.0000.00717.52
8.1.20.0040.00417.57
8.1.10.0030.00617.46
8.1.00.0050.00217.34
8.0.300.0000.00820.03
8.0.290.0070.00017.16
8.0.280.0030.00318.44
8.0.270.0070.00017.25
8.0.260.0030.00316.88
8.0.250.0000.00716.92
8.0.240.0000.00716.97
8.0.230.0070.00017.05
8.0.220.0000.00716.95
8.0.210.0020.00516.80
8.0.200.0030.00316.98
8.0.190.0000.00716.92
8.0.180.0000.00716.88
8.0.170.0040.00417.04
8.0.160.0030.00516.82
8.0.150.0070.00316.96
8.0.140.0030.00516.79
8.0.130.0000.00613.39
8.0.120.0080.00016.91
8.0.110.0040.00416.97
8.0.100.0000.00716.90
8.0.90.0000.00716.88
8.0.80.0090.01316.82
8.0.70.0040.00416.98
8.0.60.0080.00016.90
8.0.50.0000.00817.01
8.0.30.0140.01116.90
8.0.20.0080.01117.42
8.0.10.0050.00317.00
8.0.00.0120.01316.81
7.4.330.0030.00415.00
7.4.320.0000.00616.51
7.4.300.0060.00016.53
7.4.290.0030.00316.45
7.4.280.0070.00016.66
7.4.270.0000.00716.56
7.4.260.0000.00716.50
7.4.250.0070.00016.45
7.4.240.0040.00316.49
7.4.230.0030.00316.38
7.4.220.0080.01616.68
7.4.210.0100.00916.58
7.4.200.0030.00316.33
7.4.190.0000.00716.64
7.4.160.0070.01016.61
7.4.150.0060.01617.40
7.4.140.0100.00717.86
7.4.130.0110.00716.48
7.4.120.0080.01016.49
7.4.110.0120.00616.64
7.4.100.0070.01116.55
7.4.90.0030.01416.53
7.4.80.0140.00319.39
7.4.70.0090.01316.60
7.4.60.0090.00616.61
7.4.50.0040.00416.50
7.4.40.0000.01122.77
7.4.30.0110.00516.38
7.4.00.0110.00415.10
7.3.330.0000.00513.38
7.3.320.0000.00513.35
7.3.310.0030.00316.47
7.3.300.0040.00416.34
7.3.290.0070.01416.38
7.3.280.0100.00616.36
7.3.270.0060.01217.40
7.3.260.0100.00716.33
7.3.250.0110.00716.54
7.3.240.0100.00716.58
7.3.230.0070.01016.39
7.3.210.0140.00316.38
7.3.200.0150.00319.39
7.3.190.0030.01416.50
7.3.180.0080.00816.25
7.3.170.0110.01116.30
7.3.160.0100.00716.39
7.3.120.0080.00815.01
7.2.330.0060.01616.54
7.2.320.0060.01116.79
7.2.310.0070.01016.34
7.2.300.0080.01416.62
7.2.290.0030.01316.41
7.2.60.0140.01016.20
7.2.00.0090.00619.49
7.1.200.0070.00715.64
7.1.100.0000.01118.10
7.1.70.0070.00016.80
7.1.60.0110.01419.82
7.1.50.0000.01316.62
7.1.00.0070.07322.27
7.0.200.0030.00716.64
7.0.140.0070.07021.94
7.0.60.0000.04320.01
7.0.50.0030.06717.79
7.0.40.0070.09019.96
7.0.30.0600.06020.25
7.0.20.0230.03320.13
7.0.10.0330.08020.20
7.0.00.0200.05020.33
5.6.280.0030.07320.92
5.6.210.0070.08320.50
5.6.200.0070.05718.22
5.6.190.0100.07020.57
5.6.180.0270.04720.62
5.6.170.0400.07320.48
5.6.160.0000.09320.61
5.6.150.0170.06018.27
5.6.140.0170.08018.28
5.6.130.0100.07718.19
5.6.120.0030.04721.10
5.6.110.0100.04320.96
5.6.100.0070.07320.99
5.6.90.0130.04721.13
5.6.80.0070.06020.40
5.6.70.0330.07020.38
5.5.350.0370.06720.41
5.5.340.0070.04017.93
5.5.330.0130.06720.42
5.5.320.0170.04320.38
5.5.310.0400.04020.26
5.5.300.0030.05317.94
5.5.290.0130.04718.08
5.5.280.0070.08320.78
5.5.270.0070.05720.85
5.5.260.0030.04320.87
5.5.250.0000.07720.76
5.5.240.0100.07720.04
5.4.450.1900.03319.48
5.4.440.1630.04019.29
5.4.430.1870.04019.39
5.4.420.1700.04019.41
5.4.410.0000.05019.36
5.4.400.0100.07719.25
5.4.390.0830.05019.21
5.4.380.2270.04019.15
5.4.370.2070.04019.22
5.4.360.2070.04319.18
5.4.350.1830.04019.06
5.4.340.2030.04718.86
5.4.320.2100.04019.11
5.4.310.2200.04718.98
5.4.300.2100.04318.84
5.4.290.1900.03719.13
5.4.280.0300.04718.87
5.4.270.0070.07318.94
5.4.260.0630.06719.22
5.4.250.2070.03719.13
5.4.240.1870.04019.24
5.4.230.2170.05019.24
5.4.220.2070.05019.05
5.4.210.1900.03318.88
5.4.200.2130.04019.16
5.4.190.2030.03718.97
5.4.180.1830.03718.96
5.4.170.1900.04019.16
5.4.160.1670.04018.93
5.4.150.2070.04318.85
5.4.140.2000.03316.55
5.4.130.1870.05016.43
5.4.120.2130.04316.42
5.4.110.2070.04016.63
5.4.100.2170.03716.61
5.4.90.1900.03316.41
5.4.80.2170.03716.57
5.4.70.2000.03316.32
5.4.60.2130.04016.33
5.4.50.2030.02716.53
5.4.40.1770.03716.52
5.4.30.1630.03716.16
5.4.20.1970.03316.37
5.4.10.2030.03716.59
5.4.00.2070.04015.78
5.3.290.2030.04314.58
5.3.280.2000.03714.68
5.3.270.1970.03314.52
5.3.260.2000.03314.53
5.3.250.2270.04714.50
5.3.240.2030.03014.61
5.3.230.1930.04014.57
5.3.220.1900.03714.44
5.3.210.1930.03314.54
5.3.200.2270.04714.48
5.3.190.0930.05014.65
5.3.180.0030.06714.49
5.3.170.0100.03314.68
5.3.160.0070.03314.59
5.3.150.2070.03714.55
5.3.140.2070.03714.47
5.3.130.1900.03314.45
5.3.120.1830.04014.60
5.3.110.2070.04714.62
5.3.100.1470.04714.04
5.3.90.0100.04714.02
5.3.80.0100.07014.11
5.3.70.0030.06714.03
5.3.60.1800.03714.01
5.3.50.2000.04313.98
5.3.40.2100.03714.00
5.3.30.2070.04013.82
5.3.20.2130.04313.62
5.3.10.1930.05013.74
5.3.00.2070.03313.89
5.2.170.1430.02711.16
5.2.160.1500.02711.30
5.2.150.1930.02011.23
5.2.140.1800.04311.05
5.2.130.1900.03011.03
5.2.120.1630.02011.02
5.2.110.1530.03011.11
5.2.100.1730.03711.03
5.2.90.1730.03011.13
5.2.80.1570.03711.15
5.2.70.1900.03311.10
5.2.60.1830.03311.06
5.2.50.1870.02710.94
5.2.40.1370.03011.11
5.2.30.1370.03011.05
5.2.20.1330.02710.88
5.2.10.0870.03310.95
5.2.00.0070.03710.72
5.1.60.0130.0279.89
5.1.50.0070.0409.98
5.1.40.1000.0379.98
5.1.30.1370.03010.24
5.1.20.1300.02310.27
5.1.10.1270.02310.20
5.1.00.1300.02310.05
5.0.50.0800.0378.63
5.0.40.0770.0138.34
5.0.30.0670.0308.38
5.0.20.0800.0308.13
5.0.10.0870.0278.05
5.0.00.0730.0308.10
4.4.90.0770.0237.86
4.4.80.0700.0137.86
4.4.70.0700.0137.86
4.4.60.0730.0207.86
4.4.50.0700.0237.86
4.4.40.0900.0277.86
4.4.30.0630.0177.86
4.4.20.0230.0307.86
4.4.10.0070.0137.86
4.4.00.0030.0477.86
4.3.110.0030.0177.86
4.3.100.0000.0137.86
4.3.90.0000.0177.86
4.3.80.0030.0337.86
4.3.70.0100.0277.86
4.3.60.0030.0207.86
4.3.50.0300.0177.86
4.3.40.0800.0277.86
4.3.30.0300.0177.86
4.3.20.0370.0207.86
4.3.10.0470.0137.86
4.3.00.0330.0137.86

preferences:
39.49 ms | 401 KiB | 5 Q