3v4l.org

run code in 300+ PHP versions simultaneously
<?php $fieldvalue[0] = false; if(isset($fieldvalue[0]) and $fieldvalue[0] === false) { echo 'false is true'; }

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)
8.3.70.0170.00316.58
8.3.60.0060.01216.38
8.3.50.0110.01022.91
8.3.40.0100.00718.97
8.3.30.0120.00319.21
8.3.20.0040.00420.24
8.3.10.0070.00023.61
8.3.00.0080.00019.25
8.2.180.0150.00416.50
8.2.170.0090.00622.96
8.2.160.0130.00020.52
8.2.150.0030.00524.18
8.2.140.0000.00724.66
8.2.130.0100.00326.16
8.2.120.0000.00821.00
8.2.110.0030.00620.35
8.2.100.0090.00318.04
8.2.90.0040.00419.18
8.2.80.0040.00417.97
8.2.70.0040.00417.50
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0040.00419.95
8.2.30.0020.00518.06
8.2.20.0050.00217.72
8.2.10.0070.00018.10
8.2.00.0040.00417.61
8.1.280.0130.00725.92
8.1.270.0050.00323.94
8.1.260.0050.00226.35
8.1.250.0070.00028.09
8.1.240.0090.00023.71
8.1.230.0040.00818.97
8.1.220.0000.00817.77
8.1.210.0040.00418.77
8.1.200.0030.00617.47
8.1.190.0080.00017.36
8.1.180.0030.00618.10
8.1.170.0040.00418.50
8.1.160.0040.00422.05
8.1.150.0000.00718.93
8.1.140.0000.00717.36
8.1.130.0050.00317.82
8.1.120.0000.00717.38
8.1.110.0000.00717.35
8.1.100.0040.00417.30
8.1.90.0040.00417.29
8.1.80.0070.00017.40
8.1.70.0030.00317.30
8.1.60.0090.00317.54
8.1.50.0080.00017.31
8.1.40.0040.00417.39
8.1.30.0030.00617.52
8.1.20.0080.00017.61
8.1.10.0000.00817.36
8.1.00.0000.00717.44
8.0.300.0060.00318.77
8.0.290.0030.00616.63
8.0.280.0000.00718.36
8.0.270.0070.00017.09
8.0.260.0030.00317.11
8.0.250.0030.00316.94
8.0.240.0000.00716.88
8.0.230.0030.00316.78
8.0.220.0030.00316.79
8.0.210.0030.00316.72
8.0.200.0030.00316.88
8.0.190.0030.00516.87
8.0.180.0040.00416.74
8.0.170.0030.00516.81
8.0.160.0040.00316.82
8.0.150.0070.00016.77
8.0.140.0040.00416.82
8.0.130.0000.00613.21
8.0.120.0040.00416.80
8.0.110.0000.00716.88
8.0.100.0040.00416.77
8.0.90.0000.00716.72
8.0.80.0120.00916.80
8.0.70.0040.00416.74
8.0.60.0040.00416.78
8.0.50.0000.00816.91
8.0.30.0110.01117.11
8.0.20.0130.00917.40
8.0.10.0000.00716.78
8.0.00.0100.01116.72
7.4.330.0020.00215.03
7.4.320.0030.00316.61
7.4.300.0000.00616.63
7.4.290.0040.00416.55
7.4.280.0100.00016.41
7.4.270.0000.00816.52
7.4.260.0000.00716.59
7.4.250.0050.00216.61
7.4.240.0050.00216.63
7.4.230.0060.00016.50
7.4.220.0120.00316.63
7.4.210.0070.01016.63
7.4.200.0000.00716.48
7.4.160.0030.01216.23
7.4.150.0070.01317.40
7.4.140.0080.00817.86
7.4.130.0100.00616.42
7.4.120.0100.00716.45
7.4.110.0070.01016.63
7.4.100.0060.01216.56
7.4.90.0100.01016.39
7.4.80.0140.00719.39
7.4.70.0080.01216.34
7.4.60.0060.00916.37
7.4.50.0000.00616.64
7.4.40.0060.00916.37
7.4.30.0100.00716.64
7.4.00.0060.00615.08
7.3.330.0030.00213.16
7.3.320.0050.00013.16
7.3.310.0060.00016.40
7.3.300.0030.00316.22
7.3.290.0090.01216.32
7.3.280.0080.00916.35
7.3.270.0120.00617.40
7.3.260.0120.00616.27
7.3.250.0030.01516.50
7.3.240.0030.01716.38
7.3.230.0130.00316.53
7.3.210.0090.00916.48
7.3.200.0120.01219.39
7.3.190.0030.01316.64
7.3.180.0100.00616.20
7.3.170.0130.00316.39
7.3.160.0070.01016.57
7.3.10.0090.00516.07
7.3.00.0090.00416.44
7.2.330.0100.00716.54
7.2.320.0060.01016.38
7.2.310.0090.01016.79
7.2.300.0140.00716.80
7.2.290.0030.01416.77
7.2.130.0060.00616.63
7.2.120.0020.01016.71
7.2.110.0100.00716.65
7.2.100.0080.00816.53
7.2.90.0120.00816.85
7.2.80.0050.01116.73
7.2.70.0090.01016.80
7.2.60.0110.00416.80
7.2.50.0110.00416.75
7.2.40.0090.00616.62
7.2.30.0040.01316.60
7.2.20.0120.00316.62
7.2.10.0160.00316.51
7.2.00.0090.00917.62
7.1.250.0050.00715.40
7.1.200.0040.00715.70
7.1.100.0030.00918.34
7.1.70.0000.00917.11
7.1.60.0100.01319.46
7.1.50.0030.01716.63
7.1.00.0000.08022.51
7.0.200.0040.00416.85
7.0.140.0070.07022.10
7.0.60.0130.08020.02
7.0.50.0070.05017.86
7.0.40.0070.05720.03
7.0.30.0200.03720.00
7.0.20.0270.04320.16
7.0.10.0100.07720.17
7.0.00.0070.07720.19
5.6.280.0000.07721.06
5.6.210.0070.06720.44
5.6.200.0100.08018.12
5.6.190.0000.04320.39
5.6.180.0500.06720.33
5.6.170.0230.06320.33
5.6.160.0100.06020.40
5.6.150.0030.04018.11
5.6.140.0070.06318.13
5.6.130.0030.06318.10
5.6.120.0030.08020.84
5.6.110.0070.06320.88
5.6.100.0170.08020.97
5.6.90.0030.08721.09
5.6.80.0030.05320.50
5.5.350.0230.07720.40
5.5.340.0100.07717.98
5.5.330.0000.04320.37
5.5.320.0230.04020.32
5.5.310.0270.03020.34
5.5.300.0000.08018.03
5.5.290.0070.09017.96
5.5.280.0030.08720.64
5.5.270.0130.08020.77
5.5.260.0170.05320.64
5.5.250.0030.05720.58
5.5.240.0200.03020.34
5.4.450.0170.03719.21
5.4.440.0070.04719.54
5.4.430.0130.04319.41
5.4.420.0170.03719.41
5.4.410.0130.05319.28
5.4.400.0130.03719.10
5.4.390.0070.04018.93
5.4.380.0300.06018.71
5.4.370.0270.05318.45
5.4.360.0400.05018.73
5.4.350.0570.04718.76
5.4.340.0470.05018.62
5.4.320.0070.03712.45
5.4.310.0050.03812.45
5.4.300.0070.03512.45
5.4.290.0080.04112.45
5.4.280.0060.03912.35
5.4.270.0090.03312.35
5.4.260.0050.03812.35
5.4.250.0080.04212.35
5.4.240.0040.03912.34
5.4.230.0060.03812.34
5.4.220.0040.03812.34
5.4.210.0070.03512.34
5.4.200.0040.03912.34
5.4.190.0050.03712.33
5.4.180.0050.03712.34
5.4.170.0080.03412.34
5.4.160.0050.03612.34
5.4.150.0060.04312.34
5.4.140.0080.03412.02
5.4.130.0060.03812.01
5.4.120.0060.03611.96
5.4.110.0080.03211.96
5.4.100.0080.03511.96
5.4.90.0060.03711.96
5.4.80.0070.03611.96
5.4.70.0060.03311.96
5.4.60.0070.03211.96
5.4.50.0030.03711.96
5.4.40.0090.03011.95
5.4.30.0070.03811.95
5.4.20.0040.03711.95
5.4.10.0020.03711.94
5.4.00.0050.03511.43
5.3.290.0040.04012.80
5.3.280.0060.03712.71
5.3.270.0050.04012.72
5.3.260.0060.03912.72
5.3.250.0040.03912.72
5.3.240.0080.03612.72
5.3.230.0070.03712.71
5.3.220.0090.03412.68
5.3.210.0070.03912.68
5.3.200.0040.03812.68
5.3.190.0050.03812.68
5.3.180.0030.03912.67
5.3.170.0050.03912.67
5.3.160.0090.03412.67
5.3.150.0060.03612.68
5.3.140.0090.03312.66
5.3.130.0050.04112.66
5.3.120.0070.04412.66
5.3.110.0080.04512.66
5.3.100.0090.04212.12
5.3.90.0090.03112.09
5.3.80.0060.03512.08
5.3.70.0070.03412.07
5.3.60.0110.03112.06
5.3.50.0080.03312.00
5.3.40.0060.03612.00
5.3.30.0040.03711.94
5.3.20.0050.03511.72
5.3.10.0040.03611.69
5.3.00.0060.03611.68
5.2.170.0030.0319.18
5.2.160.0020.0319.18
5.2.150.0040.0309.18
5.2.140.0080.0289.17
5.2.130.0030.0309.13
5.2.120.0050.0329.14
5.2.110.0050.0289.14
5.2.100.0060.0279.13
5.2.90.0110.0379.13
5.2.80.0090.0419.13
5.2.70.0060.0389.13
5.2.60.0070.0379.08
5.2.50.0050.0329.05
5.2.40.0070.0299.03
5.2.30.0050.0329.01
5.2.20.0050.0289.00
5.2.10.0030.0298.91
5.2.00.0080.0278.77
5.1.60.0040.0238.06
5.1.50.0030.0298.06
5.1.40.0040.0258.04
5.1.30.0030.0278.39
5.1.20.0060.0248.41
5.1.10.0040.0258.13
5.1.00.0040.0258.14
5.0.50.0040.0206.61
5.0.40.0020.0206.47
5.0.30.0030.0316.29
5.0.20.0020.0206.26
5.0.10.0060.0176.23
5.0.00.0050.0296.22
4.4.90.0020.0164.77
4.4.80.0020.0164.76
4.4.70.0040.0144.75
4.4.60.0030.0144.75
4.4.50.0030.0154.77
4.4.40.0030.0244.71
4.4.30.0050.0144.76
4.4.20.0020.0214.85
4.4.10.0040.0224.85
4.4.00.0050.0234.76
4.3.110.0010.0184.67
4.3.100.0020.0184.66
4.3.90.0030.0144.63
4.3.80.0040.0234.58
4.3.70.0020.0154.63
4.3.60.0020.0154.63
4.3.50.0020.0164.63
4.3.40.0020.0244.54
4.3.30.0040.0143.28
4.3.20.0030.0143.25
4.3.10.0020.0153.21
4.3.00.0000.01714.87

preferences:
45.52 ms | 401 KiB | 5 Q