3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo strlen(utf8_encode("가나"));

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)
8.3.60.0150.00316.50
8.3.50.0130.00316.43
8.3.40.0070.00718.85
8.3.30.0100.01018.46
8.3.20.0120.00318.55
8.3.10.0080.00018.65
8.3.00.0030.00619.09
8.2.180.0060.01018.39
8.2.170.0110.00422.96
8.2.160.0100.00718.79
8.2.150.0030.00624.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0060.00319.54
8.2.110.0100.00021.08
8.2.100.0110.00017.72
8.2.90.0040.00419.28
8.2.80.0030.00617.97
8.2.70.0030.00717.38
8.2.60.0030.00618.04
8.2.50.0000.00917.90
8.2.40.0030.00519.15
8.2.30.0030.00617.57
8.2.20.0020.00717.47
8.2.10.0060.00317.54
8.2.00.0000.01017.64
8.1.280.0100.01025.92
8.1.270.0000.00723.99
8.1.260.0050.00326.35
8.1.250.0050.00328.09
8.1.240.0060.00321.17
8.1.230.0070.00417.58
8.1.220.0000.00717.74
8.1.210.0060.00318.77
8.1.200.0030.00617.23
8.1.190.0090.00017.10
8.1.180.0050.00318.10
8.1.170.0070.00017.62
8.1.160.0050.00318.85
8.1.150.0000.00718.54
8.1.140.0000.00817.32
8.1.130.0040.00418.98
8.1.120.0000.00817.31
8.1.110.0000.00717.20
8.1.100.0050.00217.36
8.1.90.0000.00717.25
8.1.80.0000.00717.39
8.1.70.0000.00717.27
8.1.60.0000.00817.45
8.1.50.0070.00017.25
8.1.40.0000.00817.37
8.1.30.0050.00317.50
8.1.20.0000.01017.52
8.1.10.0040.00417.34
8.1.00.0040.00417.19
8.0.300.0000.00818.77
8.0.290.0080.00016.58
8.0.280.0070.00018.60
8.0.270.0000.00717.08
8.0.260.0030.00316.73
8.0.250.0060.00316.77
8.0.240.0040.00416.88
8.0.230.0000.00716.74
8.0.220.0030.00416.78
8.0.210.0040.00416.82
8.0.200.0030.00316.88
8.0.190.0030.00616.70
8.0.180.0030.00516.77
8.0.170.0000.00816.68
8.0.160.0000.00816.73
8.0.150.0040.00416.75
8.0.140.0030.00516.71
8.0.130.0060.00013.20
8.0.120.0040.00416.70
8.0.110.0070.00016.69
8.0.100.0000.00816.78
8.0.90.0000.00716.64
8.0.80.0040.01516.76
8.0.70.0000.00916.70
8.0.60.0030.00716.59
8.0.50.0080.00016.61
8.0.30.0110.00417.11
8.0.20.0110.00817.12
8.0.10.0000.00716.82
8.0.00.0110.00916.63
7.4.330.0000.00712.83
7.4.320.0000.00616.41
7.4.300.0000.00616.28
7.4.290.0080.00416.39
7.4.280.0030.00416.37
7.4.270.0000.00816.43
7.4.260.0050.00013.11
7.4.250.0000.00816.45
7.4.240.0030.00316.36
7.4.230.0070.00016.25
7.4.220.0100.00716.36
7.4.210.0060.01416.49
7.4.200.0040.00416.34
7.4.190.0000.00816.33
7.4.160.0000.01516.55
7.4.150.0190.00316.26
7.4.140.0110.00717.86
7.4.130.0140.01316.59
7.4.120.0070.01016.42
7.4.110.0150.00416.52
7.4.100.0160.00716.51
7.4.90.0070.01016.30
7.4.80.0090.00919.39
7.4.70.0060.01016.37
7.4.60.0100.00616.33
7.4.50.0030.00316.35
7.4.40.0100.00616.46
7.4.30.0080.00816.52
7.4.00.0100.00414.80
7.3.330.0040.00412.97
7.3.320.0030.00312.95
7.3.310.0070.00015.95
7.3.300.0030.00315.97
7.3.290.0090.00516.14
7.3.280.0090.00616.17
7.3.270.0090.01216.50
7.3.260.0090.00916.54
7.3.240.0000.01716.42
7.3.230.0030.01316.22
7.3.210.0070.01116.07
7.3.200.0120.01316.39
7.3.190.0140.00716.01
7.3.180.0170.00016.47
7.3.170.0060.01216.34
7.3.160.0100.00516.36
7.3.120.0040.01114.65
7.2.330.0090.00916.47
7.2.320.0130.01016.25
7.2.310.0150.00316.41
7.2.300.0030.01316.53
7.2.290.0090.00916.65
7.2.00.0000.01519.10
7.1.100.0030.01018.00
7.1.70.0070.01016.82
7.1.60.0070.01819.25
7.1.50.0070.00716.89
7.1.00.0030.03322.48
7.0.200.0070.00716.57
7.0.140.0030.06722.13
7.0.120.0000.07722.23
7.0.60.0100.08019.87
7.0.50.0070.08017.79
7.0.40.0070.04717.73
7.0.30.0070.06317.79
7.0.20.0230.04017.68
7.0.10.0070.04317.64
7.0.00.0100.07017.79
5.6.280.0070.07021.14
5.6.210.0030.04020.54
5.6.200.0070.06318.12
5.6.190.0000.07318.16
5.6.180.0030.09018.12
5.6.170.0130.04018.21
5.6.160.0030.08718.11
5.6.150.0130.07718.11
5.6.140.0070.07318.16
5.6.130.0100.06318.14
5.6.120.0100.08318.12
5.6.110.0170.05718.21
5.6.100.0000.04718.13
5.6.90.0030.06018.16
5.6.80.0100.07317.57
5.6.70.0130.03317.50
5.6.60.0070.06717.52
5.6.50.0130.07717.57
5.6.40.0070.05317.50
5.6.30.0100.07317.54
5.6.20.0030.05317.53
5.6.10.0200.04317.44
5.6.00.0130.05017.46
5.5.350.0200.07720.40
5.5.340.0200.06017.89
5.5.330.0200.07717.98
5.5.320.0030.05317.88
5.5.310.0230.03717.98
5.5.300.0030.08317.92
5.5.290.0000.08717.90
5.5.280.0170.07018.02
5.5.270.0070.04718.02
5.5.260.0030.08717.96
5.5.250.0070.08017.82
5.5.240.0070.08017.39
5.5.230.0170.07017.36
5.5.220.0000.05017.39
5.5.210.0200.05717.39
5.5.200.0030.07717.23
5.5.190.0100.04317.31
5.5.180.0070.06717.34
5.5.160.0030.05017.24
5.5.150.0070.07717.25
5.5.140.0030.04317.36
5.5.130.0030.06317.27
5.5.120.0130.05717.32
5.5.110.0070.05317.32
5.5.100.0070.03717.18
5.5.90.0030.03717.23
5.5.80.0070.03317.13
5.5.70.0030.03717.25
5.5.60.0030.03717.15
5.5.50.0100.03317.23
5.5.40.0000.04017.21
5.5.30.0000.04317.25
5.5.20.0030.04017.14
5.5.10.0100.03017.22
5.5.00.0030.04017.22
5.4.450.0170.04019.58
5.4.440.0030.08319.45
5.4.430.0030.08019.30
5.4.420.0100.04019.30
5.4.410.0030.04719.03
5.4.400.0070.04019.02
5.4.390.0070.07318.98
5.4.380.0030.05718.82
5.4.370.0000.06019.13
5.4.360.0000.06319.00
5.4.350.0100.03718.98
5.4.340.0030.04719.13
5.4.320.0070.05019.12
5.4.310.0070.04318.98
5.4.300.0370.03718.88
5.4.290.0100.03719.20
5.4.280.0370.02019.01
5.4.270.0100.04718.88
5.4.260.0130.07319.03
5.4.250.0030.03719.20
5.4.240.0000.04318.88
5.4.230.0100.03018.83
5.4.220.0030.04319.07
5.4.210.0000.04018.95
5.4.200.0030.03718.98
5.4.190.0100.03019.00
5.4.180.0030.03719.02
5.4.170.0000.04019.00
5.4.160.0000.04319.02
5.4.150.0030.04019.02
5.4.140.0200.03016.27
5.4.130.0030.03716.44
5.4.120.0000.04016.29
5.4.110.0100.02716.29
5.4.100.0030.03316.25
5.4.90.0000.03716.25
5.4.80.0030.03316.27
5.4.70.0030.03716.22
5.4.60.0070.03016.15
5.4.50.0000.03716.25
5.4.40.0000.04316.55
5.4.30.0070.03316.24
5.4.20.0030.03716.36
5.4.10.0070.03016.33
5.4.00.0000.04015.77
5.3.290.0200.03714.52
5.3.280.0100.03314.56
5.3.270.0030.03714.55
5.3.260.0070.03314.55
5.3.250.0030.03714.42
5.3.240.0030.03314.51
5.3.230.0070.03314.53
5.3.220.0030.04014.50
5.3.210.0000.04014.52
5.3.200.0030.03714.53
5.3.190.0030.03714.52
5.3.180.0030.03714.48
5.3.170.0070.03314.63
5.3.160.0100.02714.52
5.3.150.0000.04014.52
5.3.140.0030.03714.52
5.3.130.0070.03314.48
5.3.120.0130.02714.53
5.3.110.0070.03314.32
5.3.100.0030.03314.00
5.3.90.0000.03713.95
5.3.80.0000.03713.98
5.3.70.0000.03713.98
5.3.60.0070.04013.95
5.3.50.0030.03713.90
5.3.40.0000.04013.91
5.3.30.0030.03313.76
5.3.20.0030.03313.68
5.3.10.0100.04013.60
5.3.00.0170.03013.60
5.2.170.0070.02311.12
5.2.160.0030.02710.97
5.2.150.0000.03010.96
5.2.140.0030.03010.97
5.2.130.0000.04311.07
5.2.120.0030.03711.05
5.2.110.0000.04011.07
5.2.100.0030.05711.01
5.2.90.0070.04011.01
5.2.80.0100.04711.23
5.2.70.0100.06010.91
5.2.60.0030.06311.00
5.2.50.0030.03010.79
5.2.40.0030.06310.89
5.2.30.0030.04010.79
5.2.20.0030.06310.95
5.2.10.0000.05010.89
5.2.00.0100.05310.70
5.1.60.0070.0309.92
5.1.50.0100.04710.09
5.1.40.0000.03310.04
5.1.30.0100.02310.34
5.1.20.0070.02710.38
5.1.10.0070.05710.13
5.1.00.0100.05010.15
5.0.50.0000.0278.75
5.0.40.0030.0208.75
5.0.30.0030.0438.75
5.0.20.0000.0278.75
5.0.10.0070.0308.75
5.0.00.0000.0508.75
4.4.90.0030.0238.75
4.4.80.0200.0108.75
4.4.70.0030.0178.75
4.4.60.0030.0238.75
4.4.50.0170.0238.75
4.4.40.0000.0508.75
4.4.30.0070.0408.75
4.4.20.0000.0278.75
4.4.10.0030.0178.75
4.4.00.0000.0608.75
4.3.110.0030.0138.75
4.3.100.0000.0338.75
4.3.90.0000.0378.75
4.3.80.0000.0508.75
4.3.70.0030.0138.75
4.3.60.0070.0278.75
4.3.50.0130.0238.75
4.3.40.0030.0238.75
4.3.30.0000.0208.75
4.3.20.0070.0208.75
4.3.10.0030.0208.75
4.3.00.0000.0278.75

preferences:
40.84 ms | 401 KiB | 5 Q