3v4l.org

run code in 300+ PHP versions simultaneously
<?php $temp = '+1000'; echo strlen($temp); if (is_string($temp)) {echo 'true';} echo round($temp);

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)
8.3.60.0100.00716.63
8.3.50.0080.00722.76
8.3.40.0000.01518.59
8.3.30.0100.00318.96
8.3.20.0040.00420.16
8.3.10.0040.00423.67
8.3.00.0050.00319.25
8.2.180.0070.01016.38
8.2.170.0140.00022.96
8.2.160.0130.00320.42
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00726.16
8.2.120.0050.00220.96
8.2.110.0030.00622.12
8.2.100.0060.00617.72
8.2.90.0070.00019.23
8.2.80.0040.00417.97
8.2.70.0050.00317.75
8.2.60.0050.00318.04
8.2.50.0040.00418.07
8.2.40.0090.00018.28
8.2.30.0030.00517.93
8.2.20.0100.00017.66
8.2.10.0080.00017.92
8.2.00.0040.00417.61
8.1.280.0150.00025.92
8.1.270.0040.00423.86
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0070.00323.88
8.1.230.0110.00019.10
8.1.220.0000.00717.74
8.1.210.0040.00418.77
8.1.200.0130.00017.09
8.1.190.0080.00017.10
8.1.180.0030.00518.10
8.1.170.0000.00818.53
8.1.160.0020.00521.86
8.1.150.0050.00318.77
8.1.140.0040.00417.44
8.1.130.0000.00717.81
8.1.120.0000.00717.30
8.1.110.0070.00017.41
8.1.100.0050.00317.38
8.1.90.0030.00617.44
8.1.80.0000.00717.37
8.1.70.0050.00217.38
8.1.60.0040.00417.51
8.1.50.0020.00517.34
8.1.40.0000.00917.45
8.1.30.0040.00417.58
8.1.20.0000.00817.59
8.1.10.0000.00717.41
8.1.00.0050.00317.40
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.37
8.0.270.0050.00217.30
8.0.260.0070.00017.30
8.0.250.0030.00316.85
8.0.240.0030.00616.90
8.0.230.0000.00716.87
8.0.220.0030.00316.80
8.0.210.0030.00316.79
8.0.200.0000.00716.93
8.0.190.0050.00316.89
8.0.180.0030.00516.82
8.0.170.0080.00016.74
8.0.160.0000.00816.76
8.0.150.0030.00316.70
8.0.140.0060.00316.68
8.0.130.0000.00613.23
8.0.120.0040.00416.79
8.0.110.0040.00416.85
8.0.100.0080.00016.83
8.0.90.0030.00516.80
8.0.80.0090.01316.70
8.0.70.0000.00816.87
8.0.60.0000.00716.78
8.0.50.0070.00016.76
8.0.30.0130.00817.15
8.0.20.0150.01017.40
8.0.10.0080.00016.83
8.0.00.0100.01016.73
7.4.330.0050.00015.09
7.4.320.0000.00616.45
7.4.300.0060.00016.52
7.4.290.0070.00016.50
7.4.280.0070.00316.43
7.4.270.0030.00316.45
7.4.260.0000.00716.41
7.4.250.0080.00016.27
7.4.240.0040.00316.49
7.4.230.0000.00716.54
7.4.220.0130.00716.53
7.4.210.0080.01216.57
7.4.200.0030.00316.61
7.4.160.0060.00916.43
7.4.150.0080.01117.40
7.4.140.0070.01017.86
7.4.130.0070.00916.40
7.4.120.0050.01216.52
7.4.110.0150.00816.62
7.4.100.0120.00416.48
7.4.90.0090.01116.29
7.4.80.0060.01319.39
7.4.70.0120.00516.44
7.4.60.0070.01016.55
7.4.50.0040.00416.34
7.4.40.0030.01316.38
7.4.30.0090.00716.38
7.4.00.0070.01014.80
7.3.330.0020.00413.03
7.3.320.0030.00312.91
7.3.310.0040.00416.05
7.3.300.0040.00416.18
7.3.290.0110.00316.25
7.3.280.0070.00816.20
7.3.270.0080.01017.40
7.3.260.0070.01316.57
7.3.250.0080.00916.47
7.3.240.0000.02016.49
7.3.230.0060.01016.39
7.3.210.0130.00616.20
7.3.200.0030.01519.39
7.3.190.0060.00916.38
7.3.180.0100.00716.57
7.3.170.0090.01316.27
7.3.160.0030.01316.41
7.3.120.0060.01214.61
7.3.110.0140.00414.84
7.3.100.0060.01214.86
7.3.90.0030.00914.55
7.3.80.0080.00314.71
7.3.70.0080.00814.84
7.3.60.0080.00014.88
7.3.50.0030.01014.82
7.3.40.0040.01214.33
7.3.30.0090.00914.81
7.3.20.0070.01016.70
7.3.10.0060.00316.73
7.3.00.0060.00916.57
7.2.330.0100.01316.66
7.2.320.0070.01016.56
7.2.310.0090.00616.62
7.2.300.0100.00616.51
7.2.290.0120.00316.35
7.2.250.0150.00314.72
7.2.240.0100.00314.87
7.2.230.0060.01215.17
7.2.220.0060.00615.20
7.2.210.0060.00315.01
7.2.200.0000.01514.60
7.2.190.0110.00415.02
7.2.180.0040.00814.84
7.2.170.0040.01114.68
7.2.00.0060.00619.35
7.1.330.0070.00715.75
7.1.320.0070.00715.80
7.1.310.0080.00415.57
7.1.300.0040.00415.79
7.1.290.0070.01015.71
7.1.280.0070.01015.86
7.1.270.0070.01015.74
7.1.260.0060.00915.82
7.1.100.0000.01117.82
7.1.70.0000.00917.29
7.1.60.0100.01419.40
7.1.50.0060.01816.72
7.1.00.0100.07022.28
7.0.200.0030.00316.78
7.0.140.0030.07321.92
7.0.60.0000.06719.79
7.0.50.0130.03317.82
7.0.40.0030.04719.96
7.0.30.0530.07320.02
7.0.20.0230.08020.17
7.0.10.0170.06720.33
7.0.00.0070.07720.13
5.6.280.0130.06320.88
5.6.210.0170.06720.75
5.6.200.0070.04018.22
5.6.190.0070.06320.64
5.6.180.0300.07720.45
5.6.170.0330.07020.51
5.6.160.0070.03720.46
5.6.150.0070.08018.15
5.6.140.0000.04018.19
5.6.130.0030.06018.18
5.6.120.0070.04720.98
5.6.110.0070.08321.04
5.6.100.0270.07321.14
5.6.90.0100.08321.05
5.6.80.0070.04020.34
5.5.350.0330.07720.52
5.5.340.0030.04018.02
5.5.330.0070.08320.47
5.5.320.0330.05020.33
5.5.310.0100.04720.29
5.5.300.0070.03718.02
5.5.290.0000.04317.89
5.5.280.0100.05720.64
5.5.270.0100.06320.86
5.5.260.0030.09020.95
5.5.250.0130.03320.68
5.5.240.0230.07720.18
5.4.450.0330.04319.13
5.4.440.0130.05019.52
5.4.430.0100.05019.23
5.4.420.0570.04319.38
5.4.410.0230.03718.97
5.4.400.0100.04718.89
5.4.390.0130.05019.21
5.4.380.1030.05318.63
5.4.370.1100.04718.48
5.4.360.1270.04718.58
5.4.350.1000.05718.50
5.4.340.1030.05318.63
5.4.320.0050.03712.45
5.4.310.0070.04012.45
5.4.300.0080.03712.45
5.4.290.0060.03712.45
5.4.280.0070.03312.34
5.4.270.0090.04212.35
5.4.260.0040.04612.35
5.4.250.0040.04012.35
5.4.240.0050.03612.34
5.4.230.0060.04312.34
5.4.220.0100.03112.34
5.4.210.0030.03712.34
5.4.200.0050.03812.34
5.4.190.0060.03612.34
5.4.180.0080.03512.34
5.4.170.0030.03912.34
5.4.160.0050.03712.34
5.4.150.0090.04412.34
5.4.140.0100.03212.02
5.4.130.0050.03512.01
5.4.120.0070.03711.96
5.4.110.0110.03311.96
5.4.100.0090.03411.96
5.4.90.0040.04111.96
5.4.80.0080.04711.96
5.4.70.0060.03311.96
5.4.60.0080.03211.96
5.4.50.0060.03411.96
5.4.40.0060.03611.95
5.4.30.0080.03411.95
5.4.20.0090.04311.95
5.4.10.0050.03911.95
5.4.00.0040.04611.43
5.3.290.0070.03812.80
5.3.280.0050.04512.71
5.3.270.0030.04212.73
5.3.260.0040.04112.72
5.3.250.0070.04012.72
5.3.240.0100.04012.72
5.3.230.0090.04612.71
5.3.220.0050.03812.68
5.3.210.0110.03412.68
5.3.200.0080.03512.68
5.3.190.0080.04512.68
5.3.180.0050.03712.67
5.3.170.0030.03912.66
5.3.160.0040.03812.68
5.3.150.0060.03612.68
5.3.140.0050.03712.66
5.3.130.0090.04612.66
5.3.120.0050.04512.66
5.3.110.0090.03712.66
5.3.100.0100.04812.12
5.3.90.0050.04412.08
5.3.80.0070.04012.07
5.3.70.0050.03612.07
5.3.60.0050.04012.06
5.3.50.0080.03912.00
5.3.40.0080.03312.00
5.3.30.0020.03911.94
5.3.20.0110.03811.73
5.3.10.0070.03611.70
5.3.00.0050.03711.68
5.2.170.0060.0299.18
5.2.160.0070.0349.18
5.2.150.0030.0339.18
5.2.140.0040.0369.18
5.2.130.0060.0269.14
5.2.120.0040.0289.14
5.2.110.0050.0299.15
5.2.100.0040.0369.14
5.2.90.0050.0279.14
5.2.80.0030.0449.14
5.2.70.0110.0249.13
5.2.60.0040.0309.09
5.2.50.0040.0309.05
5.2.40.0050.0349.03
5.2.30.0040.0309.01
5.2.20.0050.0299.00
5.2.10.0060.0358.95
5.2.00.0030.0308.81
5.1.60.0050.0238.10
5.1.50.0060.0268.09
5.1.40.0060.0268.07
5.1.30.0100.0248.43
5.1.20.0070.0348.45
5.1.10.0080.0228.17
5.1.00.0050.0248.17
5.0.50.0030.0226.65
5.0.40.0020.0206.51
5.0.30.0040.0306.32
5.0.20.0020.0206.29
5.0.10.0030.0246.27
5.0.00.0040.0366.26
4.4.90.0030.0204.78
4.4.80.0030.0164.75
4.4.70.0050.0134.76
4.4.60.0010.0174.75
4.4.50.0050.0144.77
4.4.40.0020.0264.71
4.4.30.0030.0164.76
4.4.20.0040.0314.85
4.4.10.0020.0174.85
4.4.00.0020.0254.76
4.3.110.0020.0164.67
4.3.100.0020.0184.66
4.3.90.0020.0154.63
4.3.80.0010.0264.59
4.3.70.0040.0224.63
4.3.60.0020.0154.63
4.3.50.0010.0184.63
4.3.40.0030.0244.54
4.3.30.0050.0143.31
4.3.20.0030.0143.29
4.3.10.0030.0143.25
4.3.00.0070.02015.62

preferences:
51.53 ms | 401 KiB | 5 Q