3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = array(); var_dump(isset($foo->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)
8.3.40.0120.00318.76
8.3.30.0050.00919.06
8.3.20.0000.00720.19
8.3.10.0050.00321.82
8.3.00.0060.00322.44
8.2.170.0100.00722.96
8.2.160.0100.00320.39
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0040.00422.24
8.2.110.0000.00822.24
8.2.100.0040.00817.72
8.2.90.0040.00419.14
8.2.80.0040.00418.04
8.2.70.0030.00617.13
8.2.60.0090.00017.80
8.2.50.0090.00018.07
8.2.40.0040.00418.22
8.2.30.0050.00317.89
8.2.20.0000.00717.59
8.2.10.0040.00417.68
8.2.00.0000.00917.67
8.1.270.0030.00623.84
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0030.00623.63
8.1.230.0070.00419.15
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.00817.22
8.1.190.0040.00417.53
8.1.180.0080.00018.10
8.1.170.0070.00318.56
8.1.160.0040.00421.87
8.1.150.0000.00818.48
8.1.140.0000.00817.37
8.1.130.0000.00717.75
8.1.120.0000.00717.42
8.1.110.0000.00717.38
8.1.100.0030.00317.39
8.1.90.0000.00917.42
8.1.80.0040.00417.42
8.1.70.0000.00717.19
8.1.60.0030.00617.41
8.1.50.0030.00517.50
8.1.40.0000.00817.39
8.1.30.0000.00817.54
8.1.20.0040.00417.63
8.1.10.0070.00017.40
8.1.00.0070.00017.50
8.0.300.0000.00718.77
8.0.290.0000.00917.03
8.0.280.0070.00018.43
8.0.270.0000.00717.05
8.0.260.0030.00316.81
8.0.250.0040.00416.93
8.0.240.0000.00716.85
8.0.230.0070.00016.87
8.0.220.0070.00016.75
8.0.210.0040.00416.82
8.0.200.0030.00316.84
8.0.190.0080.00016.78
8.0.180.0040.00416.80
8.0.170.0040.00416.86
8.0.160.0040.00416.75
8.0.150.0030.00316.73
8.0.140.0080.00016.77
8.0.130.0030.00313.34
8.0.120.0040.00416.84
8.0.110.0030.00516.78
8.0.100.0040.00416.81
8.0.90.0050.00216.82
8.0.80.0100.00716.86
8.0.70.0000.00716.81
8.0.60.0040.00416.84
8.0.50.0040.00416.69
8.0.30.0070.01116.88
8.0.20.0120.00617.40
8.0.10.0000.00816.99
8.0.00.0100.00916.69
7.4.330.0020.00215.00
7.4.320.0030.00316.33
7.4.300.0000.00616.54
7.4.290.0080.00016.42
7.4.280.0000.00716.52
7.4.270.0030.00516.29
7.4.260.0030.00316.56
7.4.250.0000.00716.46
7.4.240.0010.00616.48
7.4.230.0000.00616.23
7.4.220.0160.00316.38
7.4.210.0090.00716.46
7.4.200.0040.00416.42
7.4.190.0000.00816.44
7.4.160.0070.00716.30
7.4.150.0090.00917.40
7.4.140.0110.00617.86
7.4.130.0050.01216.40
7.4.120.0060.01016.41
7.4.110.0060.01216.32
7.4.100.0070.01116.22
7.4.90.0070.01116.36
7.4.80.0140.00319.39
7.4.70.0150.00616.35
7.4.60.0140.00816.36
7.4.50.0000.00816.21
7.4.40.0070.01022.77
7.4.30.0140.00716.63
7.4.00.0080.00714.76
7.3.330.0030.00312.96
7.3.320.0000.00513.12
7.3.310.0000.00715.98
7.3.300.0000.00616.04
7.3.290.0110.00316.13
7.3.280.0120.00716.14
7.3.270.0100.01017.40
7.3.260.0060.01616.45
7.3.250.0060.01116.42
7.3.240.0100.00716.18
7.3.230.0090.00716.39
7.3.210.0160.00316.39
7.3.200.0120.00919.39
7.3.190.0130.00916.36
7.3.180.0100.00616.34
7.3.170.0060.01016.38
7.3.160.0110.00816.08
7.3.120.0020.00914.61
7.3.110.0030.01514.68
7.3.100.0070.00714.87
7.3.90.0000.01314.68
7.3.80.0090.00914.29
7.3.70.0070.00714.45
7.3.60.0040.00814.71
7.3.50.0070.00714.64
7.3.40.0120.00314.83
7.3.30.0070.01014.51
7.3.20.0070.00716.27
7.3.10.0000.00916.50
7.3.00.0120.00316.35
7.2.330.0140.00416.25
7.2.320.0060.01616.50
7.2.310.0180.00016.65
7.2.300.0070.01016.58
7.2.290.0100.00716.61
7.2.250.0030.01614.93
7.2.240.0060.01314.70
7.2.230.0060.00914.88
7.2.220.0110.00315.01
7.2.210.0150.00314.60
7.2.200.0070.01014.88
7.2.190.0030.00614.93
7.2.180.0130.00314.76
7.2.170.0090.00614.70
7.2.00.0070.00719.33
7.1.330.0130.00015.88
7.1.320.0000.01015.55
7.1.310.0030.01315.48
7.1.300.0060.00615.39
7.1.290.0090.00915.52
7.1.280.0100.00715.75
7.1.270.0000.01915.50
7.1.260.0100.00315.50
7.1.200.0090.00615.72
7.1.100.0040.00817.84
7.1.70.0040.00716.94
7.1.60.0150.00919.29
7.1.50.0200.00616.57
7.1.00.0100.06022.47
7.0.200.0070.00716.42
7.0.140.0130.06322.08
7.0.100.0130.05319.96
7.0.90.0030.07319.92
7.0.80.0070.06019.99
7.0.70.0230.05719.91
7.0.60.0200.07719.78
7.0.50.0200.07320.29
7.0.40.0030.04319.98
7.0.30.0030.08320.05
7.0.20.0100.07020.15
7.0.10.0100.08020.04
7.0.00.0070.07720.08
5.6.280.0070.07021.09
5.6.250.0100.04020.57
5.6.240.0070.07320.69
5.6.230.0130.06320.63
5.6.220.0130.06720.67
5.6.210.0130.06020.52
5.6.200.0130.07021.12
5.6.190.0130.04320.93
5.6.180.0130.04321.02
5.6.170.0100.06721.01
5.6.160.0130.07720.99
5.6.150.0030.09320.94
5.6.140.0130.07720.94
5.6.130.0100.08321.13
5.6.120.0170.07021.08
5.6.110.0130.08020.93
5.6.100.0170.07020.99
5.6.90.0100.08321.12
5.6.80.0030.04720.32
5.6.70.0070.03720.47
5.6.60.0100.07720.32
5.6.50.0130.07720.43
5.6.40.0100.06320.39
5.6.30.0000.07320.50
5.6.20.0070.05020.33
5.6.10.0130.05320.45
5.6.00.0070.05020.38
5.5.380.0100.07320.38
5.5.370.0030.08720.45
5.5.360.0070.08720.34
5.5.350.0130.07720.36
5.5.340.0100.04320.82
5.5.330.0130.07320.80
5.5.320.0030.07020.82
5.5.310.0030.09020.92
5.5.300.0100.07720.74
5.5.290.0030.09020.76
5.5.280.0130.05720.62
5.5.270.0130.07720.88
5.5.260.0070.06320.74
5.5.250.0030.05320.68
5.5.240.0030.06320.30
5.5.230.0030.08020.29
5.5.220.0070.03720.20
5.5.210.0070.07720.25
5.5.200.0130.07720.13
5.5.190.0070.04320.24
5.5.180.0100.05320.19
5.5.160.0100.07720.12
5.5.150.0030.05720.11
5.5.140.0130.07720.20
5.5.130.0100.08320.23
5.5.120.0000.04720.12
5.5.110.0130.07020.26
5.5.100.0170.06720.02
5.5.90.0100.07020.14
5.5.80.0070.08020.13
5.5.70.0130.07320.14
5.5.60.0100.04320.02
5.5.50.0130.04020.05
5.5.40.0030.05020.05
5.5.30.0000.04320.11
5.5.20.0130.03719.92
5.5.10.0000.07020.05
5.5.00.0030.04020.06
5.4.450.0100.08319.56
5.4.440.0030.08719.31
5.4.430.0070.05719.21
5.4.420.0100.06719.38
5.4.410.0100.07319.18
5.4.400.0170.05719.03
5.4.390.0070.03319.13
5.4.380.0000.03719.06
5.4.370.0130.07318.98
5.4.360.0030.07718.79
5.4.350.0030.07719.06
5.4.340.0070.06719.12
5.4.320.0070.07018.98
5.4.310.0130.06719.23
5.4.300.0130.06719.04
5.4.290.0100.07319.14
5.4.280.0070.07718.89
5.4.270.0170.06718.98
5.4.260.0030.04718.95
5.4.250.0070.07319.11
5.4.240.0170.06719.09
5.4.230.0030.07719.04
5.4.220.0030.08319.14
5.4.210.0070.06319.05
5.4.200.0100.03019.03
5.4.190.0070.03719.02
5.4.180.0070.03319.03
5.4.170.0000.04319.07
5.4.160.0030.03719.08
5.4.150.0030.04019.01
5.4.140.0000.05316.38
5.4.130.0070.03316.36
5.4.120.0030.04316.37
5.4.110.0030.06016.45
5.4.100.0000.04716.30
5.4.90.0070.05316.41
5.4.80.0030.03316.22
5.4.70.0030.06716.39
5.4.60.0000.04716.21
5.4.50.0030.05316.24
5.4.40.0000.04316.46
5.4.30.0030.03316.41
5.4.20.0070.03316.41
5.4.10.0000.04016.40
5.4.00.0000.03715.77
5.3.290.0200.05014.52
5.3.280.0100.07714.45
5.3.270.0030.03714.51
5.3.260.0000.04014.46
5.3.250.0000.04714.59
5.3.240.0030.04014.54
5.3.230.0000.04714.45
5.3.220.0000.04014.54
5.3.210.0070.03314.43
5.3.200.0030.03714.43
5.3.190.0030.04714.57
5.3.180.0130.06314.38
5.3.170.0000.04014.49
5.3.160.0000.04014.50
5.3.150.0070.03314.54
5.3.140.0000.03714.53
5.3.130.0070.06014.50
5.3.120.0070.04314.53
5.3.110.0030.03714.48
5.3.100.0030.03314.02
5.3.90.0030.03713.98
5.3.80.0070.04313.99
5.3.70.0030.04013.98
5.3.60.0030.03714.00
5.3.50.0030.03713.92
5.3.40.0030.04013.72
5.3.30.0070.03013.91
5.3.20.0030.06713.46
5.3.10.0030.03313.41
5.3.00.0070.05013.54
5.2.170.0000.03311.47
5.2.160.0030.03011.47
5.2.150.0030.03311.47
5.2.140.0030.03011.47
5.2.130.0000.03711.47
5.2.120.0070.04011.47
5.2.110.0030.02711.47
5.2.100.0000.03311.47
5.2.90.0070.02311.47
5.2.80.0070.02311.47
5.2.70.0030.02711.47
5.2.60.0000.03011.47
5.2.50.0100.02011.47
5.2.40.0070.05311.47
5.2.30.0070.04011.47
5.2.20.0030.02711.47
5.2.10.0030.02711.47
5.2.00.0030.02711.47
5.1.60.0000.02711.47
5.1.50.0000.02711.47
5.1.40.0030.05311.47
5.1.30.0000.05711.47
5.1.20.0070.05311.47
5.1.10.0000.03011.47
5.1.00.0100.05311.47
5.0.50.0030.04311.47
5.0.40.0000.04711.47
5.0.30.0000.06711.47
5.0.20.0030.04311.47
5.0.10.0030.02711.47
5.0.00.0000.03311.47
4.4.90.0030.01311.47
4.4.80.0030.01011.47
4.4.70.0000.02011.47
4.4.60.0000.01711.47
4.4.50.0000.02311.47
4.4.40.0030.03011.47
4.4.30.0030.01311.47
4.4.20.0030.03311.47
4.4.10.0100.03011.47
4.4.00.0000.03711.47
4.3.110.0000.02711.47
4.3.100.0000.01311.47
4.3.90.0030.03311.47
4.3.80.0000.03011.47
4.3.70.0000.03711.47
4.3.60.0070.03011.47
4.3.50.0000.03311.47
4.3.40.0070.04711.47
4.3.30.0000.03711.47
4.3.20.0070.03311.47
4.3.10.0100.03011.47
4.3.00.0030.02311.47

preferences:
44.21 ms | 400 KiB | 5 Q