3v4l.org

run code in 300+ PHP versions simultaneously
<?php class my { public function __toString() { return __CLASS__; } } var_dump(strlen(1.1), strlen(1), strlen(new my), strlen(null));

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)
8.3.60.0030.01016.88
8.3.50.0090.00821.85
8.3.40.0120.00318.72
8.3.30.0080.00519.02
8.3.20.0040.00420.04
8.3.10.0030.00520.53
8.3.00.0080.00019.38
8.2.180.0090.00616.63
8.2.170.0140.00322.96
8.2.160.0110.00320.47
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0000.00726.16
8.2.120.0000.00922.18
8.2.110.0040.00420.53
8.2.100.0040.00718.09
8.2.90.0040.00419.09
8.2.80.0080.00017.97
8.2.70.0000.00817.38
8.2.60.0090.00017.92
8.2.50.0030.00618.07
8.2.40.0040.00418.22
8.2.30.0000.00817.92
8.2.20.0040.00417.72
8.2.10.0080.00018.11
8.2.00.0030.00517.77
8.1.280.0140.00725.92
8.1.270.0040.00423.95
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00323.80
8.1.230.0090.00319.04
8.1.220.0050.00317.74
8.1.210.0030.00518.77
8.1.200.0030.00617.35
8.1.190.0050.00317.00
8.1.180.0030.00618.10
8.1.170.0040.00418.50
8.1.160.0040.00421.99
8.1.150.0000.00718.69
8.1.140.0060.00317.41
8.1.130.0070.00017.68
8.1.120.0040.00417.45
8.1.110.0000.00917.34
8.1.100.0020.00517.34
8.1.90.0040.00417.40
8.1.80.0040.00417.29
8.1.70.0040.00417.30
8.1.60.0060.00317.40
8.1.50.0000.00817.48
8.1.40.0080.00017.43
8.1.30.0040.00417.56
8.1.20.0060.00317.57
8.1.10.0020.00517.39
8.1.00.0040.00417.40
8.0.300.0040.00418.77
8.0.290.0000.00816.75
8.0.280.0050.00218.34
8.0.270.0070.00017.25
8.0.260.0060.00017.29
8.0.250.0000.00717.04
8.0.240.0060.00016.96
8.0.230.0030.00316.82
8.0.220.0000.00716.93
8.0.210.0030.00316.77
8.0.200.0000.00716.95
8.0.190.0070.00016.82
8.0.180.0040.00416.88
8.0.170.0000.00816.80
8.0.160.0040.00416.84
8.0.150.0060.00316.84
8.0.140.0040.00416.73
8.0.130.0000.00513.27
8.0.120.0020.00516.90
8.0.110.0070.00016.89
8.0.100.0000.00716.99
8.0.90.0040.00416.88
8.0.80.0040.01816.88
8.0.70.0030.00516.90
8.0.60.0000.00816.68
8.0.50.0000.00716.71
8.0.30.0130.00917.07
8.0.20.0100.01017.40
8.0.10.0040.00417.11
8.0.00.0070.01216.65
7.4.330.0000.00515.00
7.4.320.0030.00316.45
7.4.300.0060.00016.48
7.4.290.0000.00616.52
7.4.280.0040.00416.42
7.4.270.0040.00416.55
7.4.260.0000.00716.55
7.4.250.0070.00016.44
7.4.240.0030.00416.41
7.4.230.0070.00016.57
7.4.220.0160.01016.48
7.4.210.0090.01216.46
7.4.200.0040.00416.43
7.4.160.0120.00616.75
7.4.150.0110.00717.40
7.4.140.0140.00817.86
7.4.130.0080.01016.33
7.4.120.0110.00616.51
7.4.110.0090.00916.49
7.4.100.0030.01316.39
7.4.90.0100.01316.33
7.4.80.0110.00719.39
7.4.70.0060.00916.50
7.4.60.0110.00716.50
7.4.50.0040.00416.34
7.4.40.0160.00016.39
7.4.30.0030.01916.47
7.4.00.0060.01014.83
7.3.330.0060.00013.11
7.3.320.0000.00513.25
7.3.310.0040.00416.25
7.3.300.0060.00016.15
7.3.290.0100.01316.31
7.3.280.0080.00916.35
7.3.270.0070.01017.40
7.3.260.0090.01516.21
7.3.250.0130.00516.33
7.3.240.0120.00316.46
7.3.230.0000.01616.42
7.3.210.0100.00716.28
7.3.200.0150.01419.39
7.3.190.0160.00616.27
7.3.180.0090.00616.46
7.3.170.0060.00916.51
7.3.160.0060.01216.45
7.3.120.0150.00314.98
7.3.110.0100.00714.55
7.3.100.0030.00914.86
7.3.90.0110.00414.75
7.3.80.0070.01014.64
7.3.70.0040.00414.77
7.3.60.0060.00914.58
7.3.50.0060.00614.84
7.3.40.0060.00914.68
7.3.30.0070.00714.51
7.3.20.0070.01016.39
7.3.10.0090.00616.54
7.3.00.0040.00816.36
7.2.330.0070.01016.25
7.2.320.0150.00316.38
7.2.310.0070.01016.66
7.2.300.0110.01116.54
7.2.290.0120.00416.46
7.2.250.0080.01114.91
7.2.240.0060.01314.84
7.2.230.0070.01014.60
7.2.220.0090.00615.09
7.2.210.0070.00714.77
7.2.200.0040.01114.75
7.2.190.0030.01214.70
7.2.180.0090.00614.90
7.2.170.0030.00614.79
7.2.60.0030.01016.77
7.2.00.0030.01019.31
7.1.330.0060.00915.55
7.1.320.0030.01215.83
7.1.310.0030.01015.73
7.1.300.0060.00815.64
7.1.290.0060.01015.64
7.1.280.0100.00015.41
7.1.270.0090.00615.72
7.1.260.0090.00615.77
7.1.200.0000.00815.68
7.1.100.0000.00917.84
7.1.70.0050.00517.07
7.1.60.0130.01019.32
7.1.50.0130.00916.46
7.1.00.0100.07022.45
7.0.200.0030.00616.64
7.0.140.0130.06322.02
7.0.70.4970.04019.84
7.0.60.0100.08019.82
7.0.50.0130.06317.86
7.0.40.0130.07720.23
7.0.30.0330.06720.30
7.0.20.0170.05020.33
7.0.10.0370.06320.10
7.0.00.0170.06020.23
5.6.280.0100.06721.10
5.6.210.0070.08020.64
5.6.200.0030.08018.19
5.6.190.0030.04320.62
5.6.180.0170.07320.42
5.6.170.0230.06020.55
5.6.160.0100.08320.54
5.6.150.0070.06318.21
5.6.140.0100.07018.16
5.6.130.0170.07018.28
5.6.120.0030.04721.14
5.6.110.0030.09321.11
5.6.100.0100.07721.09
5.6.90.0130.08021.06
5.6.80.0070.08320.50
5.6.70.0200.08020.47
5.5.350.0030.03320.44
5.5.340.0070.07318.08
5.5.330.0000.07320.41
5.5.320.0030.06720.19
5.5.310.0300.05020.27
5.5.300.0030.04017.92
5.5.290.0030.05017.95
5.5.280.0070.08720.80
5.5.270.0100.06320.76
5.5.260.0100.08320.89
5.5.250.0100.07720.46
5.5.240.0070.07320.24
5.4.450.0930.03319.48
5.4.440.0930.06719.69
5.4.430.0400.05319.48
5.4.420.0630.00019.52
5.4.410.0600.00019.57
5.4.400.0630.00019.33
5.4.390.0700.00019.16
5.4.380.0670.00019.11
5.4.370.0600.00018.98
5.4.360.0600.00019.02
5.4.350.0630.00019.07
5.4.340.0630.00019.16
5.4.320.0060.03512.50
5.4.310.0060.03712.50
5.4.300.0050.03612.50
5.4.290.0070.03612.49
5.4.280.0050.03512.40
5.4.270.0050.03612.39
5.4.260.0040.03812.39
5.4.250.0050.03812.39
5.4.240.0040.03812.39
5.4.230.0060.03712.38
5.4.220.0080.04112.39
5.4.210.0050.04012.39
5.4.200.0050.03912.38
5.4.190.0060.04312.38
5.4.180.0090.03212.38
5.4.170.0050.03512.40
5.4.160.0040.04112.39
5.4.150.0070.04412.39
5.4.140.0030.03812.07
5.4.130.0030.03712.06
5.4.120.0030.03712.02
5.4.110.0080.03212.01
5.4.100.0030.03712.01
5.4.90.0060.03612.01
5.4.80.0060.03612.02
5.4.70.0060.03412.01
5.4.60.0060.03412.00
5.4.50.0050.03612.01
5.4.40.0060.03312.00
5.4.30.0070.03411.99
5.4.20.0050.03612.00
5.4.10.0060.03411.99
5.4.00.0100.03311.48
5.3.290.0080.03812.80
5.3.280.0070.03712.71
5.3.270.0020.04312.72
5.3.260.0030.04212.72
5.3.250.0060.03612.72
5.3.240.0070.03612.72
5.3.230.0060.03712.71
5.3.220.0090.03612.68
5.3.210.0090.03812.68
5.3.200.0060.03612.68
5.3.190.0060.03812.68
5.3.180.0080.03512.68
5.3.170.0080.03412.67
5.3.160.0020.03912.67
5.3.150.0060.03812.67
5.3.140.0090.03312.66
5.3.130.0050.03912.66
5.3.120.0050.03912.66
5.3.110.0050.04012.66
5.3.100.0020.04112.12
5.3.90.0060.03612.10
5.3.80.0050.03712.09
5.3.70.0050.04512.10
5.3.60.0050.03612.08
5.3.50.0040.03712.02
5.3.40.0040.04112.02
5.3.30.0030.03811.98
5.3.20.0050.03511.76
5.3.10.0030.03711.73
5.3.00.0030.04211.72
5.2.170.0020.0329.22
5.2.160.0070.0399.22
5.2.150.0010.0349.21
5.2.140.0050.0309.22
5.2.130.0020.0369.17
5.2.120.0040.0299.18
5.2.110.0040.0299.19
5.2.100.0060.0279.18
5.2.90.0040.0299.18
5.2.80.0040.0409.17
5.2.70.0040.0319.17
5.2.60.0020.0329.13
5.2.50.0060.0319.10
5.2.40.0040.0299.08
5.2.30.0040.0309.05
5.2.20.0040.0299.03
5.2.10.0070.0268.96
5.2.00.0050.0288.82
5.1.60.0040.0248.11
5.1.50.0040.0248.11
5.1.40.0080.0248.08
5.1.30.0040.0318.43
5.1.20.0060.0248.45
5.1.10.0060.0248.18
5.1.00.0020.0288.18
5.0.50.0050.0196.65
5.0.40.0030.0196.52
5.0.30.0070.0296.33
5.0.20.0050.0186.31
5.0.10.0020.0216.29
5.0.00.0040.0326.28
4.4.90.0030.0154.78
4.4.80.0040.0144.76
4.4.70.0020.0164.75
4.4.60.0050.0134.75
4.4.50.0030.0144.77
4.4.40.0010.0264.71
4.4.30.0020.0164.76
4.4.20.0040.0134.84
4.4.10.0030.0154.85
4.4.00.0000.0274.76
4.3.110.0020.0214.67
4.3.100.0010.0174.67
4.3.90.0000.0174.64
4.3.80.0010.0284.59
4.3.70.0040.0134.63
4.3.60.0030.0144.63
4.3.50.0030.0154.63
4.3.40.0020.0244.54
4.3.30.0010.0173.30
4.3.20.0040.0143.28
4.3.10.0050.0123.23
4.3.00.0100.01016.50

preferences:
46.33 ms | 401 KiB | 5 Q