3v4l.org

run code in 300+ PHP versions simultaneously
<?php class P {} $a=new P; var_dump(array_key_exists($name, $a));

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)
8.3.60.0140.00016.75
8.3.50.0080.00717.61
8.3.40.0090.00618.71
8.3.30.0110.00318.48
8.3.20.0050.00318.83
8.3.10.0060.00318.79
8.3.00.0050.00319.50
8.2.180.0140.00016.88
8.2.170.0060.00922.96
8.2.160.0030.01021.24
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.01120.63
8.2.110.0030.00620.52
8.2.100.0080.00417.72
8.2.90.0030.00719.47
8.2.80.0000.00819.25
8.2.70.0040.00417.50
8.2.60.0040.00718.03
8.2.50.0040.00418.07
8.2.40.0080.00018.22
8.2.30.0040.00417.92
8.2.20.0040.00417.77
8.2.10.0000.00817.79
8.2.00.0040.00417.73
8.1.280.0140.00725.92
8.1.270.0040.00424.66
8.1.260.0070.00326.35
8.1.250.0040.00428.09
8.1.240.0100.00023.86
8.1.230.0000.01123.93
8.1.220.0040.00417.74
8.1.210.0030.00618.84
8.1.200.0060.00317.35
8.1.190.0000.00717.53
8.1.180.0000.00918.10
8.1.170.0000.00718.78
8.1.160.0070.00018.81
8.1.150.0070.00018.69
8.1.140.0050.00217.41
8.1.130.0000.00717.86
8.1.120.0040.00417.46
8.1.110.0000.00717.36
8.1.100.0000.00717.33
8.1.90.0040.00417.36
8.1.80.0000.00717.45
8.1.70.0000.00717.36
8.1.60.0000.00817.51
8.1.50.0060.00317.49
8.1.40.0070.00017.49
8.1.30.0070.00017.50
8.1.20.0070.00017.57
8.1.10.0040.00417.55
8.1.00.0040.00417.55
8.0.300.0080.00019.98
8.0.290.0000.00816.63
8.0.280.0030.00318.35
8.0.270.0000.00717.17
8.0.260.0030.00316.81
8.0.250.0000.00716.96
8.0.240.0030.00616.96
8.0.230.0040.00316.88
8.0.220.0030.00316.87
8.0.210.0030.00316.86
8.0.200.0020.00516.93
8.0.190.0040.00416.84
8.0.180.0000.00816.86
8.0.170.0040.00416.85
8.0.160.0040.00416.72
8.0.150.0040.00416.71
8.0.140.0000.00716.85
8.0.130.0030.00313.37
8.0.120.0040.00416.95
8.0.110.0070.00016.76
8.0.100.0040.00416.71
8.0.90.0040.00416.68
8.0.80.0110.00616.84
8.0.70.0050.00216.95
8.0.60.0050.00216.86
8.0.50.0070.00016.68
8.0.30.0110.00817.16
8.0.20.0080.01116.92
8.0.10.0050.00217.07
8.0.00.0100.01016.93
7.4.330.0060.00012.98
7.4.320.0030.00316.59
7.4.300.0040.00416.46
7.4.290.0060.00016.48
7.4.280.0000.00816.51
7.4.270.0000.00716.44
7.4.260.0020.00713.28
7.4.250.0000.00716.55
7.4.240.0050.00316.43
7.4.230.0030.00316.29
7.4.220.0080.00916.64
7.4.210.0080.01116.60
7.4.200.0040.00416.70
7.4.190.0000.00716.39
7.4.160.0080.00816.60
7.4.150.0040.01316.44
7.4.140.0140.00316.53
7.4.130.0100.00716.49
7.4.120.0050.01216.42
7.4.110.0070.01016.68
7.4.100.0140.00416.65
7.4.90.0030.01416.57
7.4.80.0090.00819.39
7.4.70.0120.00616.43
7.4.60.0110.00716.66
7.4.50.0090.00316.49
7.4.40.0070.01116.33
7.4.30.0130.00316.44
7.4.00.0100.00514.96
7.3.330.0030.00313.20
7.3.320.0030.00213.05
7.3.310.0040.00416.13
7.3.300.0030.00316.24
7.3.290.0030.01216.21
7.3.280.0070.01116.20
7.3.270.0100.00716.28
7.3.260.0030.01416.31
7.3.250.0110.01016.50
7.3.240.0090.00616.25
7.3.230.0030.01416.22
7.3.210.0040.01216.20
7.3.200.0100.01016.11
7.3.190.0000.02216.23
7.3.180.0060.00916.56
7.3.170.0080.00816.25
7.3.160.0160.00316.26
7.3.120.0050.01014.51
7.3.110.0120.00714.66
7.3.100.0070.00914.63
7.3.90.0110.00314.86
7.3.80.0040.00714.61
7.3.70.0100.00314.74
7.3.60.0070.00714.71
7.3.50.0030.01114.55
7.3.40.0030.01014.64
7.3.30.0080.00514.69
7.3.20.0070.00716.64
7.3.10.0030.00916.31
7.3.00.0090.00616.68
7.2.330.0060.01216.44
7.2.320.0100.00616.38
7.2.310.0070.01016.34
7.2.300.0040.01216.34
7.2.290.0110.01016.38
7.2.250.0080.01014.84
7.2.240.0070.01315.04
7.2.230.0030.01314.64
7.2.220.0070.01015.13
7.2.210.0100.00514.72
7.2.200.0060.00614.94
7.2.190.0070.00914.78
7.2.180.0050.00514.86
7.2.170.0060.00714.85
7.2.00.0040.01119.32
7.1.330.0070.00715.67
7.1.320.0060.00815.81
7.1.310.0100.00315.69
7.1.300.0060.00215.78
7.1.290.0050.00315.70
7.1.280.0020.00815.76
7.1.270.0030.00715.66
7.1.260.0020.00915.80
7.1.100.0060.01218.09
7.1.70.0040.00416.79
7.1.60.0130.01319.40
7.1.50.0070.00716.90
7.1.00.0000.06722.37
7.0.200.0460.00714.70
7.0.140.0070.07022.05
7.0.120.0000.07022.13
7.0.60.0070.08020.01
7.0.50.0030.06717.82
7.0.40.0000.08319.96
7.0.30.0330.07020.16
7.0.20.0200.03720.15
7.0.10.0330.07020.06
7.0.00.0130.06320.10
5.6.280.0030.07020.77
5.6.210.0000.09020.50
5.6.200.0070.08018.17
5.6.190.0070.08720.61
5.6.180.0270.04320.49
5.6.170.0270.08020.54
5.6.160.0030.05720.46
5.6.150.0070.08018.18
5.6.140.0070.06018.18
5.6.130.0100.06718.17
5.6.120.0070.04020.99
5.6.110.0100.08321.02
5.6.100.0130.07720.96
5.6.90.0070.06021.12
5.6.80.0070.06020.37
5.5.350.0300.08020.38
5.5.340.0030.08017.98
5.5.330.0170.05020.41
5.5.320.0300.07320.22
5.5.310.0370.06320.34
5.5.300.0100.04317.98
5.5.290.0200.07017.96
5.5.280.0100.08020.87
5.5.270.0070.05720.95
5.5.260.0070.03720.97
5.5.250.0070.06720.71
5.5.240.0170.07320.15
5.4.450.1900.04719.41
5.4.440.1230.04319.20
5.4.430.0070.03719.40
5.4.420.0030.05719.45
5.4.410.1000.03319.50
5.4.400.1900.04018.97
5.4.390.2030.04719.31
5.4.380.2200.03718.97
5.4.370.2070.04019.22
5.4.360.1770.04019.24
5.4.350.1870.03318.85
5.4.340.1800.03719.15
5.4.320.1600.03719.24
5.4.310.2000.03019.24
5.4.300.2300.04319.21
5.4.290.0000.05019.14
5.4.280.0030.03718.99
5.4.270.0900.03018.86
5.4.260.1870.03718.82
5.4.250.2270.04719.14
5.4.240.0070.04718.99
5.4.230.0000.07319.15
5.4.220.0070.07719.18
5.4.210.0930.04319.16
5.4.200.1730.04019.30
5.4.190.1770.04719.29
5.4.180.2100.04719.20
5.4.170.1770.03719.23
5.4.160.1530.04018.96
5.4.150.2300.04018.93
5.4.140.1030.05016.38
5.4.130.0070.05016.38
5.4.120.0130.05716.54
5.4.110.1900.04016.36
5.4.100.1900.03716.45
5.4.90.1900.04016.57
5.4.80.2030.03316.38
5.4.70.2070.04016.26
5.4.60.2030.03716.43
5.4.50.2100.04716.53
5.4.40.2100.04316.52
5.4.30.1730.03716.34
5.4.20.1330.03716.42
5.4.10.1070.03716.52
5.4.00.0130.05715.96
5.3.290.0100.07014.77
5.3.280.1130.03314.70
5.3.270.1600.04714.60
5.3.260.1930.04314.57
5.3.250.2170.03714.74
5.3.240.1730.04014.52
5.3.230.1970.02714.51
5.3.220.2200.04314.46
5.3.210.2200.03714.54
5.3.200.1070.04314.68
5.3.190.0270.04014.57
5.3.180.0130.07314.48
5.3.170.0170.04014.61
5.3.160.0230.04014.47
5.3.150.0270.06014.70
5.3.140.0100.04714.52
5.3.130.0170.03714.45
5.3.120.0170.03714.47
5.3.110.0200.04714.62
5.3.100.0230.04014.27
5.3.90.0170.04713.92
5.3.80.0270.03713.94
5.3.70.0270.03714.13
5.3.60.0270.03714.07
5.3.50.0170.06014.02
5.3.40.0230.05013.85
5.3.30.0230.03014.04
5.3.20.0230.04013.76
5.3.10.0170.04313.72
5.3.00.0200.03313.88
5.2.170.0170.02711.19
5.2.160.0270.02711.16
5.2.150.0200.02311.15
5.2.140.0170.04011.21
5.2.130.0170.02711.00
5.2.120.0130.02711.00
5.2.110.0070.03711.14
5.2.100.0200.05711.05
5.2.90.0170.03710.95
5.2.80.0230.02011.09
5.2.70.0200.03011.00
5.2.60.0100.04011.07
5.2.50.0130.03310.93
5.2.40.0130.04710.91
5.2.30.0130.03011.05
5.2.20.0100.03010.93
5.2.10.0130.04710.76
5.2.00.0100.03710.62
5.1.60.0100.0309.98
5.1.50.0170.02310.04
5.1.40.0130.05010.09
5.1.30.0130.03010.23
5.1.20.0100.03010.26
5.1.10.0070.03310.00
5.1.00.0100.02710.00
5.0.50.0070.0238.62
5.0.40.0030.0238.49
5.0.30.0070.0378.26
5.0.20.0170.0238.08
5.0.10.0100.0208.06
5.0.00.0070.0378.05
4.4.90.0100.0107.54
4.4.80.0030.0177.54
4.4.70.0070.0137.54
4.4.60.0100.0277.54
4.4.50.0030.0177.54
4.4.40.0000.0307.54
4.4.30.0030.0177.54
4.4.20.0030.0177.54
4.4.10.0100.0137.54
4.4.00.0070.0237.54
4.3.110.0030.0177.54
4.3.100.0070.0177.54
4.3.90.0070.0137.54
4.3.80.0100.0237.54
4.3.70.0100.0207.54
4.3.60.0030.0207.54
4.3.50.0000.0407.54
4.3.40.0030.0507.54
4.3.30.0000.0207.54
4.3.20.0070.0177.54
4.3.10.0030.0237.54
4.3.00.0030.0177.54

preferences:
54.2 ms | 401 KiB | 5 Q