3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=[false]; var_dump(isset($a[0]));

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)
8.3.60.0200.00316.50
8.3.50.0100.00716.17
8.3.40.0100.01018.71
8.3.30.0040.01118.54
8.3.20.0000.00820.39
8.3.10.0050.00223.61
8.3.00.0040.00423.36
8.2.180.0100.00718.29
8.2.170.0070.00722.96
8.2.160.0030.01020.33
8.2.150.0050.00225.66
8.2.140.0040.00424.66
8.2.130.0070.00020.47
8.2.120.0000.00726.35
8.2.110.0060.00319.27
8.2.100.0060.00617.84
8.2.90.0000.00819.22
8.2.80.0030.00517.97
8.2.70.0050.00317.59
8.2.60.0080.00018.03
8.2.50.0070.00018.10
8.2.40.0000.00822.27
8.2.30.0040.00419.16
8.2.20.0000.00717.96
8.2.10.0090.00017.90
8.2.00.0000.00717.98
8.1.280.0110.00425.92
8.1.270.0000.00722.05
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0070.00322.65
8.1.230.0030.00917.89
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0030.00617.22
8.1.190.0000.00817.41
8.1.180.0000.00818.10
8.1.170.0080.00018.50
8.1.160.0000.00718.80
8.1.150.0000.00818.70
8.1.140.0080.00017.50
8.1.130.0040.00418.71
8.1.120.0030.00317.32
8.1.110.0070.00017.25
8.1.100.0000.00717.31
8.1.90.0040.00417.35
8.1.80.0040.00417.28
8.1.70.0070.00017.28
8.1.60.0030.00617.50
8.1.50.0040.00417.45
8.1.40.0080.00017.40
8.1.30.0000.00817.48
8.1.20.0040.00417.61
8.1.10.0030.00517.46
8.1.00.0000.00717.45
8.0.300.0040.00420.60
8.0.290.0000.00916.75
8.0.280.0030.00318.37
8.0.270.0000.00717.09
8.0.260.0000.00816.68
8.0.250.0030.00316.89
8.0.240.0000.00716.81
8.0.230.0030.00516.77
8.0.220.0030.00316.83
8.0.210.0040.00416.81
8.0.200.0070.00016.80
8.0.190.0040.00416.94
8.0.180.0040.00416.81
8.0.170.0040.00416.74
8.0.160.0030.00316.79
8.0.150.0000.00716.70
8.0.140.0000.00816.83
8.0.130.0000.00513.24
8.0.120.0080.00016.73
8.0.110.0000.00716.81
8.0.100.0000.00716.87
8.0.90.0030.00316.71
8.0.80.0060.00916.73
8.0.70.0000.00716.86
8.0.60.0000.00716.82
8.0.50.0040.00416.93
8.0.30.0070.00817.03
8.0.20.0080.01017.40
8.0.10.0000.00716.88
8.0.00.0040.01516.89
7.4.330.0000.00616.64
7.4.320.0030.00316.42
7.4.300.0000.00616.34
7.4.290.0000.00716.51
7.4.280.0120.00016.55
7.4.270.0000.00816.34
7.4.260.0070.00016.46
7.4.250.0030.00316.37
7.4.240.0030.00316.52
7.4.230.0070.00016.27
7.4.220.0040.01316.61
7.4.210.0040.01116.47
7.4.200.0070.00016.55
7.4.160.0060.00916.28
7.4.150.0100.01017.40
7.4.140.0100.00817.86
7.4.130.0100.01016.51
7.4.120.0100.00916.47
7.4.110.0100.00716.41
7.4.100.0100.00716.47
7.4.90.0030.01316.36
7.4.80.0120.00519.39
7.4.70.0090.00916.39
7.4.60.0070.01016.42
7.4.50.0090.00316.17
7.4.40.0150.00616.55
7.4.30.0060.00916.34
7.4.00.0060.00715.02
7.3.330.0050.00013.11
7.3.320.0050.00013.08
7.3.310.0040.00416.03
7.3.300.0030.00316.23
7.3.290.0080.00716.16
7.3.280.0090.00716.17
7.3.270.0140.00317.40
7.3.260.0110.01616.31
7.3.250.0110.00716.17
7.3.240.0080.01316.19
7.3.230.0150.00216.43
7.3.210.0030.01316.44
7.3.200.0120.00616.35
7.3.190.0070.01016.49
7.3.180.0030.01316.42
7.3.170.0060.00916.32
7.3.160.0060.00916.25
7.3.120.0100.00714.60
7.3.110.0090.00614.73
7.3.100.0110.00414.87
7.3.90.0040.00714.48
7.3.80.0060.00914.59
7.3.70.0000.01514.60
7.3.60.0070.00714.68
7.3.50.0040.00814.33
7.3.40.0080.00814.36
7.3.30.0090.00314.50
7.3.20.0030.00816.54
7.3.10.0000.01816.46
7.3.00.0050.00716.28
7.2.330.0070.01016.56
7.2.320.0090.00616.58
7.2.310.0030.01316.28
7.2.300.0100.00716.24
7.2.290.0100.00816.62
7.2.240.0030.00714.75
7.2.230.0060.00914.95
7.2.220.0100.00715.16
7.2.210.0070.01314.91
7.2.200.0130.00015.05
7.2.190.0070.01014.88
7.2.180.0090.00615.08
7.2.170.0100.00614.96
7.2.160.0000.01615.01
7.2.150.0030.01216.65
7.2.140.0050.00516.71
7.2.130.0050.01216.60
7.2.120.0070.00516.54
7.2.110.0100.00516.71
7.2.100.0120.00216.64
7.2.90.0060.00816.75
7.2.80.0090.00716.76
7.2.70.0020.01216.65
7.2.60.0080.00716.72
7.2.50.0060.00416.77
7.2.40.0050.00916.83
7.2.30.0000.01216.73
7.2.20.0050.01016.74
7.2.10.0030.01416.73
7.2.00.0070.00716.88
7.1.330.0060.00915.71
7.1.320.0070.01015.79
7.1.310.0040.01115.59
7.1.300.0030.01015.58
7.1.290.0090.00615.54
7.1.280.0080.00615.63
7.1.270.0100.00315.62
7.1.260.0090.00615.65
7.1.250.0030.01115.69
7.1.240.0040.00715.62
7.1.230.0070.00615.68
7.1.220.0030.00915.65
7.1.210.0030.01315.64
7.1.200.0030.00515.74
7.1.190.0030.01215.73
7.1.180.0080.00415.78
7.1.170.0030.00715.27
7.1.160.0000.00815.63
7.1.150.0030.01215.72
7.1.140.0070.00315.85
7.1.130.0090.00615.77
7.1.120.0050.00515.59
7.1.110.0060.01015.80
7.1.100.0220.00515.75
7.1.90.0200.01015.83
7.1.80.0090.01016.03
7.1.70.0050.00716.42
7.1.60.0170.00424.55
7.1.50.0080.01625.18
7.1.40.0230.00924.01
7.1.30.0130.01723.99
7.1.20.0090.01324.94
7.1.10.0130.00914.95
7.1.00.0080.00616.11
7.0.330.0000.01015.31
7.0.320.0030.01014.96
7.0.310.0040.01115.21
7.0.300.0100.00315.49
7.0.290.0040.00415.28
7.0.280.0000.01315.19
7.0.270.0030.01015.39
7.0.260.0030.00715.30
7.0.250.0110.00616.48
7.0.240.0030.00816.61
7.0.230.0110.00715.73
7.0.220.0100.00615.59
7.0.210.0080.00814.95
7.0.200.0110.01014.97
7.0.190.0050.00515.92
7.0.180.0090.00914.56
7.0.170.0130.00615.64
7.0.160.0060.00715.63
7.0.150.0080.01114.71
7.0.140.0080.01214.66
7.0.130.0090.01114.96
7.0.120.0220.00814.99
7.0.110.0120.01114.86
7.0.100.0130.00814.63
7.0.90.0080.01314.67
7.0.80.0050.01214.88
7.0.70.0080.00715.57
7.0.60.0050.01015.72
7.0.50.0110.01214.84
7.0.40.0110.00514.05
7.0.30.0130.00713.91
7.0.20.0080.00813.70
7.0.10.0020.01114.81
7.0.00.0130.00614.01
5.6.380.0090.00314.38

preferences:
61.66 ms | 401 KiB | 5 Q