3v4l.org

run code in 300+ PHP versions simultaneously
<?php class aaa { public $xxx = 'aaa'; function yyy(){ echo $this->xxx; } } class bbb extends aaa { public $zzz=''; } class ccc extends bbb { function tests(){ echo parent::$this->xxx; } } $ccc_o = new ccc(); $ccc_o->tests(); $ccc_o->yyy(); ?>

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)
8.3.60.0070.01418.33
8.3.50.0150.00721.94
8.3.40.0090.00918.83
8.3.30.0140.00019.09
8.3.20.0000.00820.21
8.3.10.0000.00721.90
8.3.00.0040.00419.02
8.2.180.0120.00918.29
8.2.170.0120.00322.96
8.2.160.0110.00320.39
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0040.00421.18
8.2.110.0060.00320.33
8.2.100.0080.00417.79
8.2.90.0040.00418.28
8.2.80.0040.00417.97
8.2.70.0040.00417.63
8.2.60.0000.00817.50
8.2.50.0040.00417.55
8.2.40.0030.00519.30
8.2.30.0040.00419.14
8.2.20.0000.00717.56
8.2.10.0060.00317.99
8.2.00.0000.00717.67
8.1.280.0090.00625.92
8.1.270.0030.00518.92
8.1.260.0040.00426.35
8.1.250.0030.00528.09
8.1.240.0090.00022.19
8.1.230.0060.00621.04
8.1.220.0030.00517.79
8.1.210.0040.00418.78
8.1.200.0040.00417.54
8.1.190.0040.00417.25
8.1.180.0040.00419.19
8.1.170.0030.00618.55
8.1.160.0030.00320.28
8.1.150.0100.00018.93
8.1.140.0040.00417.40
8.1.130.0000.00717.83
8.1.120.0040.00417.48
8.1.110.0000.00817.29
8.1.100.0000.00717.31
8.1.90.0000.00717.43
8.1.80.0070.00017.36
8.1.70.0000.00817.29
8.1.60.0000.00817.51
8.1.50.0050.00317.49
8.1.40.0040.00417.52
8.1.30.0000.00817.66
8.1.20.0000.00717.51
8.1.10.0080.00017.44
8.1.00.0000.00817.52
8.0.300.0080.00020.09
8.0.290.0040.00416.75
8.0.280.0000.00718.38
8.0.270.0030.00317.23
8.0.260.0060.00017.16
8.0.250.0000.00916.88
8.0.240.0080.00016.97
8.0.230.0000.00716.85
8.0.220.0000.00716.86
8.0.210.0070.00016.85
8.0.200.0040.00416.95
8.0.190.0040.00416.83
8.0.180.0060.00316.94
8.0.170.0000.00716.82
8.0.160.0080.00016.98
8.0.150.0040.00416.86
8.0.140.0040.00416.84
8.0.130.0000.00913.29
8.0.120.0000.00916.84
8.0.110.0070.00016.85
8.0.100.0040.00416.81
8.0.90.0020.00516.73
8.0.80.0060.01016.94
8.0.70.0000.00716.96
8.0.60.0000.00716.72
8.0.50.0050.00316.93
8.0.30.0080.01316.93
8.0.20.0140.01017.40
8.0.10.0070.00016.96
8.0.00.0120.01417.00
7.4.330.0030.00315.03
7.4.320.0000.00716.35
7.4.300.0030.00316.52
7.4.290.0000.00716.63
7.4.280.0040.00416.45
7.4.270.0000.00716.51
7.4.260.0040.00416.35
7.4.250.0050.00316.56
7.4.240.0050.00216.55
7.4.230.0040.00416.50
7.4.220.0080.00816.70
7.4.210.0090.01316.58
7.4.200.0040.00416.32
7.4.160.0060.00916.54
7.4.150.0130.01617.40
7.4.140.0150.00317.86
7.4.130.0090.00816.47
7.4.120.0160.00316.64
7.4.110.0130.01016.81
7.4.100.0070.01016.51
7.4.90.0100.00716.51
7.4.80.0090.01319.39
7.4.70.0080.00816.49
7.4.60.0100.00516.49
7.4.50.0040.00416.63
7.4.40.0070.01016.45
7.4.30.0100.00716.45
7.4.00.0070.01015.00
7.3.330.0000.00713.43
7.3.320.0050.00013.23
7.3.310.0030.00316.34
7.3.300.0000.00616.20
7.3.290.0080.00716.36
7.3.280.0110.00816.36
7.3.270.0080.01217.40
7.3.260.0070.01016.54
7.3.250.0160.00316.42
7.3.240.0140.00716.52
7.3.230.0090.00916.39
7.3.210.0070.01016.29
7.3.200.0100.00719.39
7.3.190.0080.00816.33
7.3.180.0110.01116.31
7.3.170.0030.01316.30
7.3.160.0170.00416.56
7.3.120.0180.00014.96
7.3.110.0110.00715.08
7.3.100.0040.01114.87
7.3.90.0070.00714.89
7.3.80.0040.01114.87
7.3.70.0000.01214.84
7.3.60.0060.00914.88
7.3.50.0040.00814.58
7.3.40.0050.00514.46
7.3.30.0000.01114.63
7.3.20.0120.00016.86
7.3.10.0060.00916.66
7.3.00.0040.00416.21
7.2.330.0030.01316.30
7.2.320.0030.01316.78
7.2.310.0100.00716.58
7.2.300.0120.00616.32
7.2.290.0090.01616.74
7.2.250.0120.00615.21
7.2.240.0090.00914.88
7.2.230.0030.01214.83
7.2.220.0040.00414.80
7.2.210.0110.00715.10
7.2.200.0060.00914.80
7.2.190.0050.00514.93
7.2.180.0100.00314.71
7.2.170.0060.00315.11
7.2.60.0030.00616.68
7.2.50.0030.00716.70
7.1.330.0060.01115.63
7.1.320.0030.00615.76
7.1.310.0140.00015.49
7.1.300.0030.00615.36
7.1.290.0030.01015.66
7.1.280.0030.01015.68
7.1.270.0110.00415.43
7.1.260.0100.00715.66
7.1.200.0070.00315.35
7.1.70.0000.00817.04
7.1.60.0140.01119.22
7.1.50.0000.01116.66
7.1.00.0000.08022.51
7.0.200.0030.00516.80
7.0.140.0070.07022.01
7.0.60.0000.04320.07
7.0.50.0030.08317.82
7.0.40.0130.07720.40
7.0.30.0230.06320.33
7.0.20.0270.06320.23
7.0.10.0170.06720.19
7.0.00.0030.04020.09
5.6.280.0000.07321.00
5.6.210.0030.08020.54
5.6.200.0070.07718.16
5.6.190.0100.07320.55
5.6.180.0330.08020.48
5.6.170.0200.08320.51
5.6.160.0130.07720.50
5.6.150.0030.08318.18
5.6.140.0100.07718.16
5.6.130.0030.05718.18
5.6.120.0130.06321.15
5.6.110.0070.03721.03
5.6.100.0070.08321.11
5.6.90.0030.09020.98
5.6.80.0200.07720.39
5.5.350.0270.07720.47
5.5.340.0030.04318.04
5.5.330.0070.04720.43
5.5.320.0300.03020.37
5.5.310.0330.05720.35
5.5.300.0000.04317.98
5.5.290.0070.06318.00
5.5.280.0070.07020.80
5.5.270.0030.06320.86
5.5.260.0100.04320.89
5.5.250.0100.07720.58
5.5.240.0070.04320.13
5.4.450.0630.07319.56
5.4.440.0230.07719.55
5.4.430.0130.05719.54
5.4.420.0230.06019.23
5.4.410.0170.05319.10
5.4.400.0170.05719.11
5.4.390.0130.05719.22
5.4.380.0270.06018.59
5.4.370.0200.06718.59
5.4.360.0200.04718.61
5.4.350.0130.07018.79
5.4.340.0170.06318.78
5.4.320.0100.06018.55
5.4.310.0230.04318.73
5.4.300.0130.07318.51
5.4.290.0170.05318.74
5.4.280.0270.06718.60
5.4.270.0300.06018.73
5.4.260.0200.05318.46
5.4.250.0200.05018.78
5.4.240.0130.05318.71
5.4.230.0070.06018.83
5.4.220.0130.05718.56
5.4.210.0200.04718.77
5.4.200.0200.05316.69
5.4.190.0200.05018.78
5.4.180.0200.07018.73
5.4.170.0130.05718.76
5.4.160.0200.05018.50
5.4.150.0070.06018.56
5.4.140.0070.06016.22
5.4.130.0170.06716.29
5.4.120.0170.06016.22
5.4.110.0130.05716.26
5.4.100.0200.06716.22
5.4.90.0170.05016.48
5.4.80.0100.05316.27
5.4.70.0200.04716.23
5.4.60.0170.05016.40
5.4.50.0100.05316.21
5.4.40.0070.06016.23
5.4.30.0200.04716.22
5.4.20.0200.04716.14
5.4.10.0200.04716.20
5.4.00.0170.04715.75
5.3.290.0100.06014.71
5.3.280.0200.04714.72
5.3.270.0170.05314.61
5.3.260.0200.06714.66
5.3.250.0200.05714.63
5.3.240.0200.05314.70
5.3.230.0170.06014.71
5.3.220.0230.05314.61
5.3.210.0200.06314.58
5.3.200.0330.04714.62
5.3.190.0170.05014.62
5.3.180.0100.05314.67
5.3.170.0170.05014.66
5.3.160.0170.05014.59
5.3.150.0270.07014.61
5.3.140.0170.05014.54
5.3.130.0100.08314.34
5.3.120.0130.05714.78
5.3.110.0170.05314.69
5.3.100.0100.05314.04
5.3.90.0100.07714.04
5.3.80.0130.07014.13
5.3.70.0130.05014.10
5.3.60.0170.04714.12
5.3.50.0130.05314.06
5.3.40.0130.05013.98
5.3.30.0070.05714.04
5.3.20.0200.06013.71
5.3.10.0170.06713.64
5.3.00.0130.07013.87
5.2.170.0170.05311.25
5.2.160.0130.05311.19
5.2.150.0170.05311.17
5.2.140.0070.04711.16
5.2.130.0070.04311.09
5.2.120.0170.03711.21
5.2.110.0070.05011.12
5.2.100.0170.04011.14
5.2.90.0300.04011.31
5.2.80.0170.04711.08
5.2.70.0100.06011.13
5.2.60.0170.04311.27
5.2.50.0130.04711.23
5.2.40.0030.05011.06
5.2.30.0130.05311.03
5.2.20.0070.05711.07
5.2.10.0230.03311.05
5.2.00.0170.03710.79
5.1.60.0130.03010.03
5.1.50.0030.0539.97
5.1.40.0070.05010.00
5.1.30.0000.05010.39
5.1.20.0200.03710.35
5.1.10.0070.04010.09
5.1.00.0200.03310.29
5.0.50.0100.0278.74
5.0.40.0030.0308.55
5.0.30.0070.0438.31
5.0.20.0000.0338.20
5.0.10.0030.0308.31
5.0.00.0100.0408.24
4.4.90.0030.0236.00
4.4.80.0100.0175.89
4.4.70.0030.0235.98
4.4.60.0030.0305.78
4.4.50.0000.0275.99
4.4.40.0100.0335.88
4.4.30.0030.0305.88
4.4.20.0130.0175.93
4.4.10.0030.0275.98
4.4.00.0070.0435.99
4.3.110.0030.0335.82
4.3.100.0000.0275.89
4.3.90.0130.0135.78
4.3.80.0100.0305.91
4.3.70.0070.0205.79
4.3.60.0070.0205.84
4.3.50.0070.0205.87
4.3.40.0030.0375.79
4.3.30.0000.0275.02
4.3.20.0030.0305.02
4.3.10.0070.0205.02
4.3.00.0130.0237.60

preferences:
50.23 ms | 401 KiB | 5 Q