3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arrayTest = array('test'=>null); var_dump(isset($arrayTest['test']));

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)
8.3.60.0140.00018.18
8.3.50.0120.01021.11
8.3.40.0070.00718.64
8.3.30.0030.01018.92
8.3.20.0070.00020.07
8.3.10.0080.00023.71
8.3.00.0040.00419.38
8.2.180.0160.00316.63
8.2.170.0170.00022.96
8.2.160.0060.00820.48
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0050.00222.27
8.2.110.0080.00020.36
8.2.100.0070.00418.22
8.2.90.0040.00419.05
8.2.80.0040.00417.97
8.2.70.0030.00717.63
8.2.60.0040.00417.93
8.2.50.0050.00318.07
8.2.40.0040.00420.01
8.2.30.0000.00717.94
8.2.20.0030.00517.58
8.2.10.0040.00417.80
8.2.00.0080.00017.59
8.1.280.0110.00725.92
8.1.270.0060.00323.96
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0000.01023.91
8.1.230.0060.00618.97
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0000.00817.22
8.1.180.0000.00918.10
8.1.170.0110.00018.55
8.1.160.0070.00022.03
8.1.150.0070.00018.83
8.1.140.0040.00417.42
8.1.130.0000.00717.81
8.1.120.0000.00817.41
8.1.110.0000.00917.39
8.1.100.0040.00317.36
8.1.90.0000.00717.30
8.1.80.0000.00717.37
8.1.70.0000.00717.34
8.1.60.0040.00417.52
8.1.50.0080.00017.43
8.1.40.0040.00417.50
8.1.30.0050.00317.58
8.1.20.0000.00817.64
8.1.10.0070.00017.37
8.1.00.0000.00717.41
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0030.00318.37
8.0.270.0040.00417.17
8.0.260.0030.00317.14
8.0.250.0000.00716.93
8.0.240.0000.00716.75
8.0.230.0040.00416.87
8.0.220.0080.00016.72
8.0.210.0000.00716.85
8.0.200.0000.00716.92
8.0.190.0000.00716.88
8.0.180.0040.00416.78
8.0.170.0040.00416.77
8.0.160.0040.00416.73
8.0.150.0030.00316.78
8.0.140.0030.00716.81
8.0.130.0000.00513.28
8.0.120.0000.00716.68
8.0.110.0080.00016.82
8.0.100.0070.00016.79
8.0.90.0050.00216.84
8.0.80.0080.01316.81
8.0.70.0000.00716.84
8.0.60.0030.00516.77
8.0.50.0000.00716.80
8.0.30.0150.00717.18
8.0.20.0140.00917.40
8.0.10.0080.00016.83
8.0.00.0090.00916.57
7.4.330.0060.00015.00
7.4.320.0060.00016.43
7.4.300.0060.00016.28
7.4.290.0050.00316.33
7.4.280.0040.00416.53
7.4.270.0080.00016.29
7.4.260.0060.00316.38
7.4.250.0000.00716.52
7.4.240.0060.00116.48
7.4.230.0030.00516.27
7.4.220.0200.00316.48
7.4.210.0070.00716.59
7.4.200.0000.00716.31
7.4.160.0070.01116.21
7.4.150.0130.01017.40
7.4.140.0090.00817.86
7.4.130.0120.00516.37
7.4.120.0030.01316.45
7.4.110.0100.00716.27
7.4.100.0100.00716.33
7.4.90.0100.00716.46
7.4.80.0040.01219.39
7.4.70.0070.01316.36
7.4.60.0130.01016.23
7.4.50.0000.00616.31
7.4.40.0120.00616.30
7.4.30.0150.00616.32
7.4.00.0050.01314.85
7.3.330.0000.00613.05
7.3.320.0020.00213.04
7.3.310.0000.00716.23
7.3.300.0000.00616.21
7.3.290.0120.00316.36
7.3.280.0110.00616.16
7.3.270.0120.00917.40
7.3.260.0150.00316.44
7.3.250.0120.00716.25
7.3.240.0130.00316.18
7.3.230.0110.01116.41
7.3.210.0110.00616.07
7.3.200.0140.00719.39
7.3.190.0170.00316.59
7.3.180.0080.00816.19
7.3.170.0060.00916.27
7.3.160.0060.01116.31
7.3.120.0060.00914.88
7.3.110.0110.00714.66
7.3.100.0090.00914.46
7.3.90.0070.01014.75
7.3.80.0040.01214.63
7.3.70.0070.00414.69
7.3.60.0030.00914.69
7.3.50.0090.00314.64
7.3.40.0040.01114.71
7.3.30.0060.00314.66
7.3.20.0060.00916.59
7.3.10.0060.01016.60
7.3.00.0100.00316.52
7.2.330.0030.01416.67
7.2.320.0100.01316.51
7.2.310.0040.01616.58
7.2.300.0080.00816.61
7.2.290.0070.01316.45
7.2.250.0070.01414.91
7.2.240.0100.01014.92
7.2.230.0030.01414.96
7.2.220.0090.00614.88
7.2.210.0100.00314.95
7.2.200.0070.01014.75
7.2.190.0000.01114.73
7.2.180.0060.00314.83
7.2.170.0030.01014.99
7.2.60.0160.01016.56
7.2.50.0030.01016.66
7.1.330.0170.00015.56
7.1.320.0040.00815.74
7.1.310.0040.00715.72
7.1.300.0000.01215.69
7.1.290.0040.00815.54
7.1.280.0070.00715.39
7.1.270.0060.00915.51
7.1.260.0060.00315.47
7.1.200.0000.01515.68
7.1.70.0000.00716.96
7.1.60.0190.00619.32
7.1.50.0080.00316.73
7.1.00.0070.07022.51
7.0.200.0030.00616.63
7.0.140.0000.07721.95
7.0.60.0130.07720.03
7.0.50.0070.03717.88
7.0.40.0030.04320.23
7.0.30.0470.06720.16
7.0.20.0430.05720.21
7.0.10.0100.07720.16
7.0.00.0070.07720.33
5.6.280.0070.07021.13
5.6.210.0200.07320.70
5.6.200.0070.08318.16
5.6.190.0030.04720.45
5.6.180.0200.08720.41
5.6.170.0270.08320.64
5.6.160.0100.04020.32
5.6.150.0070.07718.14
5.6.140.0030.04018.11
5.6.130.0100.05318.11
5.6.120.0100.08320.79
5.6.110.0070.06021.02
5.6.100.0000.09321.11
5.6.90.0070.03720.87
5.6.80.0030.08320.38
5.5.350.0170.07720.38
5.5.340.0100.07718.02
5.5.330.0130.07720.25
5.5.320.0270.04720.34
5.5.310.0270.07320.29
5.5.300.0070.03317.87
5.5.290.0030.08317.86
5.5.280.0070.09020.87
5.5.270.0100.08020.74
5.5.260.0130.07720.95
5.5.250.0170.07320.58
5.5.240.0370.06320.15
5.4.450.0870.07319.58
5.4.440.0870.07319.60
5.4.430.0830.06019.32
5.4.420.0670.00019.14
5.4.410.0600.00019.20
5.4.400.0630.00019.02
5.4.390.0600.00019.07
5.4.380.0730.00019.18
5.4.370.0630.00019.14
5.4.360.0630.00019.09
5.4.350.0630.00019.12
5.4.340.0090.04211.96
5.4.320.0090.03412.45
5.4.310.0060.03712.45
5.4.300.0050.03612.45
5.4.290.0040.04012.45
5.4.280.0030.03812.35
5.4.270.0070.03512.35
5.4.260.0050.04212.35
5.4.250.0040.04412.34
5.4.240.0050.04212.35
5.4.230.0060.03812.34
5.4.220.0040.03712.34
5.4.210.0040.04212.34
5.4.200.0100.03412.34
5.4.190.0060.03612.34
5.4.180.0050.03712.33
5.4.170.0050.03612.34
5.4.160.0070.03812.34
5.4.150.0040.04412.34
5.4.140.0090.03712.02
5.4.130.0060.03512.01
5.4.120.0040.03711.96
5.4.110.0040.03911.96
5.4.100.0040.03611.96
5.4.90.0080.03511.96
5.4.80.0040.04011.96
5.4.70.0050.03511.96
5.4.60.0060.03511.96
5.4.50.0070.03411.96
5.4.40.0030.03811.95
5.4.30.0090.03311.95
5.4.20.0050.03611.95
5.4.10.0080.03211.95
5.4.00.0050.03711.44
5.3.290.0080.03812.80
5.3.280.0100.04112.71
5.3.270.0080.04012.73
5.3.260.0080.04212.72
5.3.250.0070.03712.72
5.3.240.0100.03512.72
5.3.230.0070.03712.71
5.3.220.0040.04012.68
5.3.210.0070.03912.68
5.3.200.0060.03812.68
5.3.190.0040.04012.68
5.3.180.0080.04112.68
5.3.170.0100.04812.66
5.3.160.0070.03712.67
5.3.150.0060.03812.68
5.3.140.0080.03512.66
5.3.130.0030.04312.66
5.3.120.0040.04212.65
5.3.110.0040.04112.66
5.3.100.0070.03612.12
5.3.90.0040.04312.08
5.3.80.0040.04112.07
5.3.70.0070.03912.07
5.3.60.0050.03712.06
5.3.50.0070.03412.00
5.3.40.0070.04712.00
5.3.30.0130.04111.94
5.3.20.0050.04211.72
5.3.10.0100.02911.69
5.3.00.0060.03611.67
5.2.170.0040.0309.18
5.2.160.0040.0299.17
5.2.150.0050.0299.18
5.2.140.0060.0299.18
5.2.130.0060.0309.14
5.2.120.0040.0419.14
5.2.110.0040.0339.14
5.2.100.0010.0329.14
5.2.90.0100.0239.14
5.2.80.0050.0309.13
5.2.70.0050.0309.13
5.2.60.0060.0289.08
5.2.50.0070.0309.05
5.2.40.0050.0319.03
5.2.30.0040.0319.00
5.2.20.0040.0348.99
5.2.10.0040.0298.92
5.2.00.0050.0288.77
5.1.60.0040.0248.06
5.1.50.0050.0238.05
5.1.40.0040.0248.04
5.1.30.0040.0298.39
5.1.20.0060.0248.41
5.1.10.0030.0268.13
5.1.00.0040.0268.13
5.0.50.0020.0226.61
5.0.40.0060.0176.46
5.0.30.0050.0306.29
5.0.20.0030.0236.26
5.0.10.0050.0186.23
5.0.00.0020.0326.22
4.4.90.0020.0164.78
4.4.80.0030.0144.76
4.4.70.0010.0174.75
4.4.60.0030.0154.75
4.4.50.0030.0154.77
4.4.40.0040.0244.71
4.4.30.0020.0164.76
4.4.20.0060.0124.84
4.4.10.0040.0144.85
4.4.00.0020.0264.76
4.3.110.0050.0134.67
4.3.100.0030.0154.66
4.3.90.0050.0124.64
4.3.80.0030.0244.59
4.3.70.0030.0144.63
4.3.60.0040.0134.63
4.3.50.0030.0154.62
4.3.40.0030.0244.54
4.3.30.0000.0183.28
4.3.20.0030.0153.25
4.3.10.0000.0173.21
4.3.00.0130.0207.51

preferences:
49.32 ms | 401 KiB | 5 Q