3v4l.org

run code in 300+ PHP versions simultaneously
<?php class T { public $post = [ "b" => "c" ]; const POST = "post"; public function get($key, $where) { return $this->{$where}[$key]; } } echo (new T)->get("b", T::POST);

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)
8.3.60.0070.00716.60
8.3.50.0140.00717.96
8.3.40.0140.00018.59
8.3.30.0070.01019.17
8.3.20.0050.00520.34
8.3.10.0070.00021.74
8.3.00.0050.00317.75
8.2.180.0120.01216.50
8.2.170.0120.00322.96
8.2.160.0100.00320.39
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0050.00326.16
8.2.120.0060.00319.48
8.2.110.0000.01019.15
8.2.100.0090.00317.75
8.2.90.0040.00419.17
8.2.80.0060.00317.97
8.2.70.0040.00417.50
8.2.60.0040.00418.03
8.2.50.0080.00318.07
8.2.40.0060.00319.88
8.2.30.0040.00418.13
8.2.20.0040.00417.58
8.2.10.0000.00818.13
8.2.00.0030.00318.29
8.1.280.0100.00725.92
8.1.270.0030.00620.33
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0030.00622.66
8.1.230.0000.01117.42
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0040.00817.36
8.1.190.0000.00817.25
8.1.180.0040.00418.10
8.1.170.0040.00420.38
8.1.160.0000.00722.02
8.1.150.0070.00018.70
8.1.140.0040.00417.39
8.1.130.0000.00817.77
8.1.120.0000.00717.39
8.1.110.0030.00317.46
8.1.100.0050.00317.41
8.1.90.0070.00017.43
8.1.80.0030.00317.42
8.1.70.0070.00017.43
8.1.60.0040.00417.49
8.1.50.0000.00817.51
8.1.40.0110.00017.44
8.1.30.0000.00817.58
8.1.20.0000.00717.56
8.1.10.0040.00417.48
8.1.00.0020.00517.43
8.0.300.0000.00718.77
8.0.290.0040.00416.88
8.0.280.0030.00318.37
8.0.270.0030.00317.21
8.0.260.0000.00717.11
8.0.250.0070.00016.96
8.0.240.0080.00017.00
8.0.230.0030.00316.80
8.0.220.0000.00716.74
8.0.210.0040.00416.72
8.0.200.0070.00016.91
8.0.190.0040.00416.80
8.0.180.0000.00716.75
8.0.170.0040.00416.74
8.0.160.0080.00016.82
8.0.150.0070.00016.80
8.0.140.0000.00716.67
8.0.130.0070.00013.25
8.0.120.0000.00816.79
8.0.110.0040.00416.90
8.0.100.0040.00416.84
8.0.90.0000.00716.87
8.0.80.0130.00716.75
8.0.70.0040.00416.70
8.0.60.0040.00416.70
8.0.50.0020.00516.80
8.0.30.0110.01217.19
8.0.20.0090.00917.40
8.0.10.0040.00417.02
8.0.00.0090.01016.73
7.4.330.0020.00215.03
7.4.320.0030.00316.38
7.4.300.0030.00316.54
7.4.290.0000.00716.59
7.4.280.0000.00716.45
7.4.270.0070.00016.50
7.4.260.0070.00016.34
7.4.250.0000.00716.30
7.4.240.0040.00416.51
7.4.230.0030.00316.43
7.4.220.0070.01016.51
7.4.210.0000.01516.64
7.4.200.0070.00016.19
7.4.160.0030.01416.38
7.4.150.0100.00717.40
7.4.140.0120.00817.86
7.4.130.0080.01016.45
7.4.120.0070.00916.59
7.4.110.0150.00916.53
7.4.100.0150.00316.57
7.4.90.0120.00616.72
7.4.80.0070.01019.39
7.4.70.0110.00616.50
7.4.60.0040.01216.46
7.4.50.0040.00416.40
7.4.40.0110.00616.63
7.4.30.0120.00616.49
7.4.00.0040.01215.05
7.3.330.0000.00613.22
7.3.320.0000.01513.14
7.3.310.0030.00316.35
7.3.300.0070.00016.18
7.3.290.0080.00616.35
7.3.280.0060.00816.35
7.3.270.0060.01017.40
7.3.260.0090.00816.61
7.3.250.0110.00616.23
7.3.240.0100.00716.58
7.3.230.0090.00916.69
7.3.210.0110.00716.45
7.3.200.0000.01819.39
7.3.190.0060.01216.44
7.3.180.0100.00616.29
7.3.170.0090.00616.50
7.3.160.0100.00516.34
7.2.330.0120.00616.45
7.2.320.0080.00916.41
7.2.310.0080.00816.68
7.2.300.0100.01316.66
7.2.290.0200.00316.30
7.2.60.0130.00016.88
7.2.00.0030.00919.46
7.1.200.0090.00315.71
7.1.100.0120.00318.02
7.1.70.0100.00617.21
7.1.60.0110.01419.50
7.1.50.0100.01416.88
7.1.00.0030.07722.44
7.0.200.0190.00416.60
7.0.140.0030.03322.00
7.0.60.0130.07720.00
7.0.50.0030.05017.84
7.0.40.0070.04320.18
7.0.30.0300.07320.16
7.0.20.0170.05320.25
7.0.10.0100.03720.12
7.0.00.0100.06020.23
5.6.280.0100.06721.00
5.6.210.0030.04320.51
5.6.200.0000.09018.22
5.6.190.0070.08720.64
5.6.180.0470.07320.61
5.6.170.0270.04720.39
5.6.160.0030.07720.55
5.6.150.0070.03718.15
5.6.140.0030.06718.28
5.6.130.0130.07318.17
5.6.120.0030.05020.98
5.6.110.0030.05721.00
5.6.100.0030.07021.04
5.6.90.0070.08021.10
5.6.80.0130.07720.52
5.5.350.0200.08020.50
5.5.340.0030.06318.08
5.5.330.0100.04020.27
5.5.320.3630.04720.24
5.5.310.0230.06320.24
5.5.300.0030.05318.08
5.5.290.0030.05718.03
5.5.280.0000.04320.77
5.5.270.0130.07720.86
5.5.260.0100.06320.84
5.5.250.0100.07320.69
5.5.240.0130.06720.26
5.4.450.1230.07319.65
5.4.440.0200.05019.64
5.4.430.0170.05719.16
5.4.420.0200.04719.44
5.4.410.0130.05719.08
5.4.400.1070.05718.72
5.4.390.1100.06018.57
5.4.380.1330.06318.45
5.4.370.1200.06018.78
5.4.360.1130.05718.63
5.4.350.1100.06318.75
5.4.340.1270.07018.45
5.4.320.0970.07018.57
5.4.310.1200.04018.73
5.4.300.1030.05018.57
5.4.290.1070.05018.72
5.4.280.1230.05018.57
5.4.270.1170.05318.63
5.4.260.1130.05018.76
5.4.250.1100.06018.63
5.4.240.1130.05018.83
5.4.230.1030.05718.62
5.4.220.1100.05018.57
5.4.210.1030.06018.57
5.4.200.0970.06016.61
5.4.190.1030.05718.43
5.4.180.1030.05718.63
5.4.170.1230.07318.77
5.4.160.1030.06318.77
5.4.150.1200.04718.67
5.4.140.1070.05316.27
5.4.130.0830.05016.27
5.4.120.0030.06016.27
5.4.110.0170.04716.29
5.4.100.0130.04716.27
5.4.90.0970.04716.31
5.4.80.1070.04716.31
5.4.70.1100.05316.29
5.4.60.1030.05016.30
5.4.50.1100.04716.40
5.4.40.1130.04316.25
5.4.30.1070.04716.18
5.4.20.0970.05716.20
5.4.10.1100.05016.28
5.4.00.1030.05015.77
5.3.290.1170.08014.79
5.3.280.1100.05314.71
5.3.270.1100.05314.59
5.3.260.1070.06714.60
5.3.250.0970.06314.60
5.3.240.1070.05314.82
5.3.230.1100.04714.63
5.3.220.1000.05314.56
5.3.210.1000.05314.77
5.3.200.1000.06314.69
5.3.190.1100.05314.55
5.3.180.0970.06714.77
5.3.170.1070.05714.67
5.3.160.1300.04714.69
5.3.150.1100.06314.56
5.3.140.1100.05014.59
5.3.130.1230.07014.72
5.3.120.1030.05714.60
5.3.110.0970.06314.59
5.3.100.1030.05714.06
5.3.90.1000.05314.01
5.3.80.1000.05714.04
5.3.70.1070.06014.24
5.3.60.1030.05014.22
5.3.50.1070.05314.07
5.3.40.1170.05714.14
5.3.30.1030.05313.90
5.3.20.1370.06313.78
5.3.10.1430.05013.69
5.3.00.1030.05013.63
5.2.170.0900.04011.24
5.2.160.0830.04311.35
5.2.150.0930.03711.17
5.2.140.0870.04011.26
5.2.130.1070.04311.20
5.2.120.0830.04311.21
5.2.110.1000.05711.31
5.2.100.0970.03711.14
5.2.90.0900.04011.21
5.2.80.0830.04311.31
5.2.70.0830.04311.09
5.2.60.0900.03711.09
5.2.50.0770.05311.11
5.2.40.0670.04311.11
5.2.30.0700.04311.09
5.2.20.0670.04311.06
5.2.10.0600.05310.85
5.2.00.0730.04310.93
5.1.60.0670.04010.01
5.1.50.0770.03310.17
5.1.40.0670.04010.16
5.1.30.0830.04710.55
5.1.20.0730.03710.38
5.1.10.0800.03010.20
5.1.00.0700.03310.09
5.0.50.0330.0378.67
5.0.40.0400.0278.59
5.0.30.0370.0438.35
5.0.20.0400.0278.20
5.0.10.0500.0408.23
5.0.00.0400.0538.14
4.4.90.0470.0275.93
4.4.80.0430.0235.87
4.4.70.0430.0275.91
4.4.60.0600.0275.91
4.4.50.0300.0335.91
4.4.40.0370.0375.89
4.4.30.0400.0305.86
4.4.20.0430.0275.96
4.4.10.0470.0235.95
4.4.00.0330.0475.92
4.3.110.0570.0375.84
4.3.100.0470.0275.91
4.3.90.0400.0305.82
4.3.80.0530.0335.91
4.3.70.0530.0235.81
4.3.60.0400.0305.81
4.3.50.0330.0275.82
4.3.40.0400.0405.76
4.3.30.0130.0274.68
4.3.20.0170.0234.62
4.3.10.0200.0234.51
4.3.00.0130.0237.27

preferences:
55.36 ms | 400 KiB | 5 Q