3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { protected $wat = 'aaaa'; public function a() { echo "a(): {$this->wat}\n"; } } class B extends A { protected $wat = 'bbbb'; public function b() { echo "b(): {$this->wat}\n"; } } $b = new B; $b->a(); $b->b();

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)
8.3.70.0070.01416.48
8.3.60.0100.01016.38
8.3.50.0120.00722.04
8.3.40.0030.01318.53
8.3.30.0100.00319.15
8.3.20.0070.00020.37
8.3.10.0040.00423.71
8.3.00.0080.00020.77
8.2.180.0040.01116.38
8.2.170.0170.00022.96
8.2.160.0070.00720.52
8.2.150.0120.00324.18
8.2.140.0080.00024.66
8.2.130.0090.00626.16
8.2.120.0040.00420.56
8.2.110.0060.00320.94
8.2.100.0070.00417.84
8.2.90.0040.00419.25
8.2.80.0080.00017.97
8.2.70.0040.00417.50
8.2.60.0030.00717.79
8.2.50.0040.00418.10
8.2.40.0040.00419.95
8.2.30.0000.00818.19
8.2.20.0030.00617.57
8.2.10.0000.00718.06
8.2.00.0040.00417.58
8.1.280.0100.01025.92
8.1.270.0080.00022.01
8.1.260.0050.00326.35
8.1.250.0000.00828.09
8.1.240.0030.00622.02
8.1.230.0040.00817.70
8.1.220.0000.00817.74
8.1.210.0030.00518.77
8.1.200.0060.00317.23
8.1.190.0080.00017.23
8.1.180.0040.00418.10
8.1.170.0040.00418.57
8.1.160.0040.00421.96
8.1.150.0050.00318.60
8.1.140.0040.00417.35
8.1.130.0000.00817.74
8.1.120.0030.00417.41
8.1.110.0000.00817.28
8.1.100.0040.00417.30
8.1.90.0050.00217.41
8.1.80.0040.00417.39
8.1.70.0090.00017.32
8.1.60.0060.00317.55
8.1.50.0040.00417.46
8.1.40.0050.00517.48
8.1.30.0080.00317.54
8.1.20.0040.00417.65
8.1.10.0040.00417.62
8.1.00.0000.00817.50
8.0.300.0000.00818.77
8.0.290.0070.00016.63
8.0.280.0000.00718.44
8.0.270.0030.00317.31
8.0.260.0040.00417.23
8.0.250.0030.00316.83
8.0.240.0070.00016.95
8.0.230.0040.00416.92
8.0.220.0060.00016.92
8.0.210.0040.00216.91
8.0.200.0000.00716.90
8.0.190.0040.00416.82
8.0.180.0030.00516.81
8.0.170.0050.00316.98
8.0.160.0000.00716.96
8.0.150.0040.00416.92
8.0.140.0000.00816.76
8.0.130.0000.00613.29
8.0.120.0080.00016.88
8.0.110.0070.00016.91
8.0.100.0000.00716.69
8.0.90.0000.00716.85
8.0.80.0120.00316.84
8.0.70.0040.00416.68
8.0.60.0080.00016.92
8.0.50.0000.00716.86
8.0.30.0130.00617.13
8.0.20.0090.00917.40
8.0.10.0080.00016.77
8.0.00.0120.00916.72
7.4.330.0030.00315.02
7.4.320.0000.00716.53
7.4.300.0030.00316.52
7.4.290.0000.00716.61
7.4.280.0030.00316.59
7.4.270.0000.00716.62
7.4.260.0020.00516.58
7.4.250.0080.00016.57
7.4.240.0020.00516.55
7.4.230.0030.00316.39
7.4.220.0120.00616.46
7.4.210.0040.01216.49
7.4.200.0070.00016.54
7.4.190.0030.00316.77
7.4.160.0100.01016.58
7.4.150.0090.00917.40
7.4.140.0080.01117.86
7.4.130.0080.01016.60
7.4.120.0090.00716.54
7.4.110.0080.01416.44
7.4.100.0100.01016.58
7.4.90.0150.00316.60
7.4.80.0130.00719.39
7.4.70.0090.00916.46
7.4.60.0080.00816.43
7.4.50.0060.00316.57
7.4.40.0130.00916.45
7.4.30.0070.01316.57
7.4.00.0100.00515.20
7.3.330.0050.00013.13
7.3.320.0020.00213.05
7.3.310.0070.00016.19
7.3.300.0060.00016.30
7.3.290.0070.00716.30
7.3.280.0090.00816.30
7.3.270.0090.01017.40
7.3.260.0070.01116.60
7.3.250.0130.00616.26
7.3.240.0130.01216.57
7.3.230.0090.00916.39
7.3.210.0060.01016.38
7.3.200.0100.00619.39
7.3.190.0130.00716.42
7.3.180.0130.00316.45
7.3.170.0030.01216.52
7.3.160.0070.01016.25
7.3.120.0040.01414.52
7.3.110.0070.01114.82
7.3.100.0030.01314.86
7.3.90.0030.01314.98
7.3.80.0140.00314.70
7.3.70.0040.01114.73
7.3.60.0070.01014.81
7.3.50.0000.01314.69
7.3.40.0040.00814.84
7.3.30.0090.00614.58
7.3.20.0110.01116.66
7.3.10.0030.00616.55
7.3.00.0090.00316.53
7.2.330.0170.00616.71
7.2.320.0120.01216.34
7.2.310.0060.01316.79
7.2.300.0070.01016.68
7.2.290.0080.01016.45
7.2.250.0060.00915.10
7.2.240.0030.01614.88
7.2.230.0030.01314.63
7.2.220.0090.00014.64
7.2.210.0070.00315.27
7.2.200.0030.01014.79
7.2.190.0100.00714.97
7.2.180.0030.00815.23
7.2.170.0070.00715.13
7.2.80.0140.00716.36
7.2.60.0040.01216.83
7.2.00.0000.01819.58
7.1.330.0120.00415.71
7.1.320.0000.01715.53
7.1.310.0040.00715.56
7.1.300.0080.00415.44
7.1.290.0060.00315.61
7.1.280.0060.01215.45
7.1.270.0070.01015.43
7.1.260.0060.01515.61
7.1.200.0060.00615.65
7.1.100.0150.01116.26
7.1.70.0040.00416.71
7.1.60.0070.01419.46
7.1.50.0070.01716.86
7.1.00.0070.07022.45
7.0.200.0030.00516.66
7.0.140.0030.07322.00
7.0.60.0130.08721.66
7.0.50.0100.07717.89
7.0.40.0000.04720.23
7.0.30.0130.06320.15
7.0.20.0100.05320.34
7.0.10.0070.09020.13
7.0.00.0030.05320.01
5.6.280.0070.07021.11
5.6.210.0030.08320.48
5.6.200.0130.08018.16
5.6.190.0000.04720.55
5.6.180.0070.04720.38
5.6.170.0070.08720.76
5.6.160.0000.06020.59
5.6.150.0000.05720.23
5.6.140.0000.06020.19
5.6.130.0070.08320.40
5.6.120.0070.05020.52
5.6.110.0030.09020.16
5.6.100.0070.04320.32
5.6.90.0100.09020.42
5.6.80.0070.07319.55
5.6.70.0070.04019.61
5.6.60.0100.03319.54
5.6.50.0030.05319.75
5.6.40.0030.04019.54
5.6.30.0030.04019.85
5.6.20.0170.03319.69
5.6.10.0070.04019.67
5.6.00.0070.08319.68
5.5.350.0130.08720.33
5.5.340.0070.05317.98
5.5.330.0070.04020.42
5.5.320.0070.04020.34
5.5.310.0130.06020.30
5.5.300.0070.06320.10
5.5.290.0130.07319.97
5.5.280.0100.08320.13
5.5.270.0070.04719.96
5.5.260.0130.08020.31
5.5.250.0170.07320.01
5.5.240.0070.07719.39
5.5.230.0130.04719.34
5.5.220.0000.06719.61
5.5.210.0030.04019.37
5.5.200.0000.04319.32
5.5.190.0070.04019.64
5.5.180.0130.04319.67
5.5.160.0030.08019.67
5.5.150.0070.04019.55
5.5.140.0070.08019.36
5.5.130.0100.06319.66
5.5.120.0070.06019.48
5.5.110.0070.05019.54
5.5.100.0070.08319.39
5.5.90.0070.08019.57
5.5.80.0130.07319.22
5.5.70.0030.04019.45
5.5.60.0070.07719.54
5.5.50.0030.05719.21
5.5.40.0100.07719.27
5.5.30.0070.07019.32
5.5.20.0030.04019.52
5.5.10.0000.08719.49
5.5.00.0070.05719.46
5.4.450.0100.04719.35
5.4.440.0030.05019.33
5.4.430.0130.03319.17
5.4.420.0070.04319.47
5.4.410.0030.08019.20
5.4.400.0130.07018.86
5.4.390.0100.06719.14
5.4.380.0030.05719.25
5.4.370.0000.04019.15
5.4.360.0030.03719.16
5.4.350.0030.03718.87
5.4.340.0100.03719.15
5.4.320.0000.08318.98
5.4.310.0070.03719.20
5.4.300.0030.07718.86
5.4.290.0100.06718.97
5.4.280.0000.07019.16
5.4.270.0000.08318.92
5.4.260.0070.06319.07
5.4.250.0130.07718.85
5.4.240.0100.04319.14
5.4.230.0000.04318.91
5.4.220.0070.08019.15
5.4.210.0030.05019.08
5.4.200.0070.03319.19
5.4.190.0070.07718.87
5.4.180.0130.06718.91
5.4.170.0000.05019.11
5.4.160.0030.05019.18
5.4.150.0070.08019.13
5.4.140.0070.07316.32
5.4.130.0100.06716.55
5.4.120.0030.04016.37
5.4.110.0070.07316.52
5.4.100.0070.03316.50
5.4.90.0130.05016.57
5.4.80.0030.07316.45
5.4.70.0070.07316.47
5.4.60.0130.04716.26
5.4.50.0070.04016.38
5.4.40.0030.05016.39
5.4.30.0100.05016.43
5.4.20.0100.03716.50
5.4.10.0070.03316.36
5.4.00.0030.07315.87
5.3.290.0100.07314.66
5.3.280.0070.04714.74
5.3.270.0100.04314.77
5.3.260.0070.07314.53
5.3.250.0030.04314.61
5.3.240.0100.04314.66
5.3.230.0030.06714.63
5.3.220.0070.08014.71
5.3.210.0100.05314.48
5.3.200.0030.03714.53
5.3.190.0030.04714.59
5.3.180.0070.03314.56
5.3.170.0100.05714.62
5.3.160.0100.04314.56
5.3.150.0030.05714.48
5.3.140.0170.05714.59
5.3.130.0000.04314.62
5.3.120.0100.07314.61
5.3.110.0030.05714.63
5.3.100.0070.07014.07
5.3.90.0000.06013.95
5.3.80.0130.06014.08
5.3.70.0030.04013.94
5.3.60.0070.05013.98
5.3.50.0030.07013.98
5.3.40.0130.05013.98
5.3.30.0100.03013.94
5.3.20.0070.06013.73
5.3.10.0030.07313.61
5.3.00.0100.03013.67
5.2.170.0000.03711.30
5.2.160.0070.06311.16
5.2.150.0030.03311.16
5.2.140.0030.06311.16
5.2.130.0030.05711.27
5.2.120.0030.04311.16
5.2.110.0070.03311.12
5.2.100.0130.05311.00
5.2.90.0000.04011.05
5.2.80.0070.04711.16
5.2.70.0070.02711.13
5.2.60.0070.04011.07
5.2.50.0030.07010.92
5.2.40.0100.06011.01
5.2.30.0130.05710.98
5.2.20.0070.06310.88
5.2.10.0030.04710.83
5.2.00.0070.03310.77
5.1.60.0100.0479.97
5.1.50.0000.05710.06
5.1.40.0100.04710.13
5.1.30.0070.04310.39
5.1.20.0130.04710.32
5.1.10.0100.0539.98
5.1.00.0070.05710.06
5.0.50.0030.0208.62
5.0.40.0000.0238.43
5.0.30.0030.0308.21
5.0.20.0070.0138.17
5.0.10.0000.0208.24
5.0.00.0000.0338.13
4.4.90.0000.0177.69
4.4.80.0000.0337.69
4.4.70.0070.0337.69
4.4.60.0030.0377.69
4.4.50.0000.0277.69
4.4.40.0070.0507.70
4.4.30.0000.0277.70
4.4.20.0000.0407.70
4.4.10.0000.0237.70
4.4.00.0000.0277.70
4.3.110.0000.0177.70
4.3.100.0000.0177.70
4.3.90.0030.0137.70
4.3.80.0030.0237.70
4.3.70.0000.0137.70
4.3.60.0030.0107.70
4.3.50.0000.0177.70
4.3.40.0000.0237.70
4.3.30.0070.0107.70
4.3.20.0030.0137.70
4.3.10.0000.0177.70
4.3.00.0030.0107.70

preferences:
40.43 ms | 401 KiB | 5 Q