3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test='12345'; echo strlen($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)
8.3.60.0070.01416.38
8.3.50.0120.00317.17
8.3.40.0060.00918.56
8.3.30.0140.00718.42
8.3.20.0000.00818.48
8.3.10.0040.00420.48
8.3.00.0030.00619.20
8.2.180.0110.01116.50
8.2.170.0170.00322.96
8.2.160.0090.00622.08
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0090.00918.22
8.2.110.0070.00321.04
8.2.100.0120.00017.72
8.2.90.0070.00019.09
8.2.80.0080.00018.03
8.2.70.0030.00517.75
8.2.60.0050.00317.90
8.2.50.0060.00318.07
8.2.40.0070.00018.22
8.2.30.0060.00318.11
8.2.20.0000.00717.53
8.2.10.0040.00417.61
8.2.00.0040.00417.52
8.1.280.0140.00025.92
8.1.270.0040.00423.99
8.1.260.0020.00526.35
8.1.250.0070.00028.09
8.1.240.0060.00322.52
8.1.230.0080.00320.97
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0040.00417.40
8.1.180.0000.00818.10
8.1.170.0000.00818.77
8.1.160.0050.00318.72
8.1.150.0000.00718.53
8.1.140.0000.00717.29
8.1.130.0000.00717.80
8.1.120.0070.00017.38
8.1.110.0040.00417.28
8.1.100.0040.00417.39
8.1.90.0030.00317.38
8.1.80.0050.00217.45
8.1.70.0040.00417.35
8.1.60.0000.00717.48
8.1.50.0040.00417.39
8.1.40.0040.00417.45
8.1.30.0040.00417.44
8.1.20.0040.00417.64
8.1.10.0040.00417.49
8.1.00.0030.00617.46
8.0.300.0060.00320.03
8.0.290.0000.00716.75
8.0.280.0030.00318.45
8.0.270.0040.00417.21
8.0.260.0060.00016.81
8.0.250.0070.00316.86
8.0.240.0060.00316.86
8.0.230.0070.00016.90
8.0.220.0080.00016.89
8.0.210.0000.00716.71
8.0.200.0000.00716.87
8.0.190.0020.00516.84
8.0.180.0050.00216.74
8.0.170.0040.00416.75
8.0.160.0030.00316.78
8.0.150.0000.00816.77
8.0.140.0070.00016.69
8.0.130.0040.00413.23
8.0.120.0070.00016.80
8.0.110.0040.00416.78
8.0.100.0000.00716.71
8.0.90.0050.00216.64
8.0.80.0110.00316.88
8.0.70.0040.00416.79
8.0.60.0000.00716.69
8.0.50.0000.00716.70
8.0.30.0080.01016.91
8.0.20.0130.00617.23
8.0.10.0000.00716.96
8.0.00.0100.01116.68
7.4.330.0000.00412.91
7.4.320.0060.00316.29
7.4.300.0030.00316.54
7.4.290.0080.00016.45
7.4.280.0050.00316.42
7.4.270.0050.00316.43
7.4.260.0060.00013.15
7.4.250.0000.00816.56
7.4.240.0070.00016.44
7.4.230.0030.00316.32
7.4.220.0130.01016.52
7.4.210.0080.00716.42
7.4.200.0030.00316.52
7.4.190.0000.00716.34
7.4.160.0000.01516.56
7.4.150.0200.00416.51
7.4.140.0090.01116.55
7.4.130.0110.00616.33
7.4.120.0050.01316.44
7.4.110.0080.01216.52
7.4.100.0130.00616.46
7.4.90.0130.01016.60
7.4.80.0060.01016.55
7.4.70.0070.01016.25
7.4.60.0120.00416.67
7.4.50.0030.00516.46
7.4.40.0030.00716.33
7.4.30.0030.01316.13
7.4.00.0100.00315.04
7.3.330.0000.00613.07
7.3.320.0060.00013.06
7.3.310.0000.00616.12
7.3.300.0070.00016.17
7.3.290.0070.00716.21
7.3.280.0060.01116.20
7.3.270.0130.00416.23
7.3.260.0070.01316.22
7.3.250.0110.01016.47
7.3.240.0100.01316.18
7.3.230.0130.00316.54
7.3.210.0060.01616.15
7.3.200.0090.00919.39
7.3.190.0130.01016.48
7.3.180.0000.01516.16
7.3.170.0120.00416.24
7.3.160.0080.00816.42
7.3.120.0000.01714.82
7.2.330.0120.00616.33
7.2.320.0110.01116.45
7.2.310.0150.00916.49
7.2.300.0070.01016.67
7.2.290.0120.00916.61
7.2.60.0030.01016.89
7.2.00.0000.01319.40
7.1.200.0120.00015.73
7.1.100.0000.00918.14
7.1.70.0030.00617.19
7.1.60.0070.01519.40
7.1.50.0120.00916.79
7.1.00.0130.06322.51
7.0.200.0000.00716.70
7.0.140.0100.06322.09
7.0.120.0030.07322.08
7.0.60.0500.06020.00
7.0.50.0100.07717.87
7.0.40.0000.04317.66
7.0.30.0100.06717.72
7.0.20.0030.04717.73
7.0.10.0070.07017.75
7.0.00.0200.07317.79
5.6.280.0070.07020.88
5.6.210.0100.05720.55
5.6.200.0100.04718.14
5.6.190.0070.04018.22
5.6.180.0030.08018.18
5.6.170.0030.05318.09
5.6.160.0070.06718.22
5.6.150.0070.05318.18
5.6.140.0100.06718.08
5.6.130.0100.07718.20
5.6.120.0100.07318.18
5.6.110.0000.05018.11
5.6.100.0130.05718.21
5.6.90.0100.06718.20
5.6.80.0000.04317.56
5.6.70.0100.04017.49
5.6.60.0100.06717.59
5.6.50.0070.08017.46
5.6.40.0070.06717.59
5.6.30.0130.06317.55
5.6.20.0030.05317.46
5.6.10.0070.05317.57
5.6.00.0030.06717.56
5.5.350.0270.06020.45
5.5.340.0070.08317.98
5.5.330.0000.04317.99
5.5.320.0100.08017.92
5.5.310.0070.08717.98
5.5.300.0070.06017.88
5.5.290.0030.05018.02
5.5.280.0070.05317.91
5.5.270.0070.07318.01
5.5.260.0100.07717.98
5.5.250.0030.05017.70
5.5.240.0070.07717.36
5.5.230.0070.07017.29
5.5.220.0170.06017.29
5.5.210.0070.04317.36
5.5.200.0100.07017.27
5.5.190.0000.06717.31
5.5.180.0030.08317.35
5.5.160.0100.07717.28
5.5.150.0100.07317.22
5.5.140.0100.06717.36
5.5.130.0070.07717.27
5.5.120.0070.06017.29
5.5.110.0170.07017.36
5.5.100.0070.04317.23
5.5.90.0030.08017.20
5.5.80.0070.07717.20
5.5.70.0070.06717.16
5.5.60.0130.07317.16
5.5.50.0100.07317.16
5.5.40.0070.07717.22
5.5.30.0070.06717.14
5.5.20.0000.06017.25
5.5.10.0100.07317.20
5.5.00.0270.05017.20
5.4.450.0100.09319.45
5.4.440.0130.07719.29
5.4.430.0000.05719.27
5.4.420.0100.07719.33
5.4.410.0200.06319.18
5.4.400.0030.04019.02
5.4.390.0030.04019.14
5.4.380.0070.06718.97
5.4.370.0130.07019.03
5.4.360.0200.06018.99
5.4.350.0070.07719.07
5.4.340.0070.07718.82
5.4.320.0000.06018.95
5.4.310.0030.08019.04
5.4.300.0100.07019.12
5.4.290.0100.04019.07
5.4.280.0030.06019.09
5.4.270.0070.05018.95
5.4.260.0070.08018.89
5.4.250.0030.07019.00
5.4.240.0070.08018.88
5.4.230.0070.07718.98
5.4.220.0070.07019.07
5.4.210.0130.05319.08
5.4.200.0100.07719.06
5.4.190.0070.07318.97
5.4.180.0070.08019.01
5.4.170.0030.05019.02
5.4.160.0200.06018.97
5.4.150.0070.08319.10
5.4.140.0100.07716.34
5.4.130.0030.05716.45
5.4.120.0000.06716.32
5.4.110.0100.04716.26
5.4.100.0100.04716.43
5.4.90.0130.05716.36
5.4.80.0100.07016.24
5.4.70.0030.07016.34
5.4.60.0100.07316.50
5.4.50.0000.03716.24
5.4.40.0000.03716.32
5.4.30.0000.03716.38
5.4.20.0030.03316.22
5.4.10.0000.03716.38
5.4.00.0000.03715.78
5.3.290.0100.07714.58
5.3.280.0130.07014.56
5.3.270.0100.07314.54
5.3.260.0130.04314.56
5.3.250.0000.04714.57
5.3.240.0030.07714.53
5.3.230.0100.07714.51
5.3.220.0030.07714.47
5.3.210.0100.07714.50
5.3.200.0000.08014.52
5.3.190.0130.06314.51
5.3.180.0100.07014.52
5.3.170.0070.06714.53
5.3.160.0130.05314.38
5.3.150.0030.04014.49
5.3.140.0030.05014.52
5.3.130.0000.04014.45
5.3.120.0030.03714.49
5.3.110.0030.03714.50
5.3.100.0030.03713.80
5.3.90.0070.03314.00
5.3.80.0070.04313.79
5.3.70.0000.03713.86
5.3.60.0030.04013.95
5.3.50.0030.03313.92
5.3.40.0100.03013.91
5.3.30.0000.03713.82
5.3.20.0030.03313.45
5.3.10.0100.03313.63
5.3.00.0070.03013.59
5.2.170.0030.03311.07
5.2.160.0030.02711.13
5.2.150.0070.02311.17
5.2.140.0030.02711.06
5.2.130.0030.03010.89
5.2.120.0100.02011.09
5.2.110.0070.02311.04
5.2.100.0030.02711.04
5.2.90.0000.03010.93
5.2.80.0000.03011.08
5.2.70.0000.03011.13
5.2.60.0000.03011.05
5.2.50.0070.02310.98
5.2.40.0070.02310.77
5.2.30.0030.02710.93
5.2.20.0000.03010.92
5.2.10.0030.02710.75
5.2.00.0030.02710.76
5.1.60.0070.02010.20
5.1.50.0100.0179.96
5.1.40.0070.0179.90
5.1.30.0000.03010.22
5.1.20.0000.02710.38
5.1.10.0070.02310.05
5.1.00.0000.02710.16
5.0.50.0030.0208.58
5.0.40.0000.0208.38
5.0.30.0000.0308.25
5.0.20.0000.0308.22
5.0.10.0070.0378.25
5.0.00.0000.0438.24
4.4.90.0000.0138.12
4.4.80.0030.0138.12
4.4.70.0000.0178.12
4.4.60.0000.0178.12
4.4.50.0000.0138.12
4.4.40.0000.0238.12
4.4.30.0000.0178.12
4.4.20.0000.0178.12
4.4.10.0000.0208.12
4.4.00.0000.0238.12
4.3.110.0030.0178.12
4.3.100.0030.0138.12
4.3.90.0070.0278.12
4.3.80.0070.0538.12
4.3.70.0070.0138.12
4.3.60.0030.0138.12
4.3.50.0070.0138.12
4.3.40.0000.0608.12
4.3.30.0000.0178.12
4.3.20.0030.0338.12
4.3.10.0030.0178.12
4.3.00.0070.0178.12

preferences:
46.3 ms | 401 KiB | 5 Q