3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo mb_strlen("私が担当いたしましたプロジェクトに対", "utf-8");

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)
8.3.60.0040.01518.43
8.3.50.0110.01321.92
8.3.40.0140.00418.64
8.3.30.0030.01019.00
8.3.20.0040.00420.20
8.3.10.0070.00023.64
8.3.00.0000.00719.16
8.2.180.0060.01318.41
8.2.170.0070.00722.96
8.2.160.0070.00722.30
8.2.150.0060.00324.18
8.2.140.0060.00324.66
8.2.130.0120.00826.16
8.2.120.0040.00419.52
8.2.110.0000.01021.12
8.2.100.0120.00017.78
8.2.90.0030.00520.42
8.2.80.0030.00717.97
8.2.70.0000.00817.89
8.2.60.0000.01017.91
8.2.50.0000.00918.10
8.2.40.0030.00620.99
8.2.30.0000.00719.18
8.2.20.0050.00217.68
8.2.10.0040.00417.90
8.2.00.0050.00217.42
8.1.280.0040.01825.92
8.1.270.0040.00418.68
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0030.00720.49
8.1.230.0090.00320.85
8.1.220.0060.00317.74
8.1.210.0050.00518.85
8.1.200.0040.00417.10
8.1.190.0030.00517.10
8.1.180.0060.00318.10
8.1.170.0050.00318.30
8.1.160.0000.00718.98
8.1.150.0030.00318.62
8.1.140.0000.00817.31
8.1.130.0030.00717.72
8.1.120.0030.00317.26
8.1.110.0030.00517.36
8.1.100.0000.00717.21
8.1.90.0040.00417.25
8.1.80.0000.00717.22
8.1.70.0060.00017.20
8.1.60.0030.00517.57
8.1.50.0000.00917.51
8.1.40.0060.00317.33
8.1.30.0000.00917.62
8.1.20.0000.00717.57
8.1.10.0050.00317.53
8.1.00.0030.00617.31
8.0.300.0000.00719.95
8.0.290.0100.00016.75
8.0.280.0070.00018.38
8.0.270.0000.00717.24
8.0.260.0060.00017.25
8.0.250.0030.00316.84
8.0.240.0080.00016.91
8.0.230.0070.00016.79
8.0.220.0060.00016.88
8.0.210.0000.00616.84
8.0.200.0030.00316.71
8.0.190.0020.00516.86
8.0.180.0040.00416.70
8.0.170.0040.00416.86
8.0.160.0080.00016.82
8.0.150.0080.00016.69
8.0.140.0000.00816.74
8.0.130.0000.00613.27
8.0.120.0040.00416.73
8.0.110.0040.00416.87
8.0.100.0070.00016.92
8.0.90.0040.00416.82
8.0.80.0060.00916.81
8.0.70.0000.00716.78
8.0.60.0000.00716.64
8.0.50.0000.00716.81
8.0.30.0110.00816.91
8.0.20.0060.01317.40
8.0.10.0040.00416.76
8.0.00.0130.00316.69
7.4.330.0000.00515.03
7.4.320.0000.00616.35
7.4.300.0030.00316.46
7.4.290.0000.00716.45
7.4.280.0030.00616.50
7.4.270.0070.00016.48
7.4.260.0000.00916.44
7.4.250.0000.00816.34
7.4.240.0050.00216.43
7.4.230.0060.00016.49
7.4.220.0000.01816.48
7.4.210.0120.00916.57
7.4.200.0000.00716.44
7.4.160.0060.00916.60
7.4.150.0100.00717.40
7.4.140.0050.01217.86
7.4.130.0120.00816.52
7.4.120.0100.01016.44
7.4.110.0150.00916.33
7.4.100.0070.01516.41
7.4.90.0070.01016.22
7.4.80.0070.01119.39
7.4.70.0070.01116.34
7.4.60.0090.00916.33
7.4.50.0000.00816.46
7.4.40.0090.01616.38
7.4.30.0060.01316.25
7.4.00.0100.00714.73
7.3.330.0030.00312.93
7.3.320.0000.00713.09
7.3.310.0000.00716.09
7.3.300.0070.00016.17
7.3.290.0070.00816.15
7.3.280.0100.00716.12
7.3.270.0070.01017.40
7.3.260.0120.00616.33
7.3.250.0120.00516.30
7.3.240.0060.01616.15
7.3.230.0100.01016.50
7.3.210.0090.00916.32
7.3.200.0130.00319.39
7.3.190.0110.00616.16
7.3.180.0120.01216.10
7.3.170.0120.00916.27
7.3.160.0110.00416.24
7.2.330.0090.00916.32
7.2.320.0110.00616.27
7.2.310.0120.00616.60
7.2.300.0080.00816.55
7.2.290.0100.01316.45
7.2.60.0030.01116.79
7.2.00.0100.01619.11
7.1.200.0000.01215.74
7.1.100.0000.01718.00
7.1.70.0000.00717.14
7.1.60.0080.00316.86
7.1.50.0040.00716.55
7.1.00.0000.08022.30
7.0.200.0030.01216.67
7.0.140.0000.03722.09
7.0.60.0100.08720.06
7.0.50.0070.07717.87
7.0.40.0030.07720.07
7.0.30.0270.03720.03
7.0.20.0200.04320.09
7.0.10.0030.09320.13
7.0.00.0030.04720.14
5.6.280.0100.06720.90
5.6.210.0070.07720.50
5.6.200.0100.08318.21
5.6.190.0100.05320.67
5.6.180.0130.05020.27
5.6.170.0230.04720.38
5.6.160.0030.04020.48
5.6.150.0030.09018.18
5.6.140.0130.07718.22
5.6.130.0030.04018.11
5.6.120.0130.07720.98
5.6.110.0100.06720.98
5.6.100.0070.08720.88
5.6.90.0070.08720.98
5.6.80.0030.04020.39
5.5.350.0200.03320.31
5.5.340.0100.07018.02
5.5.330.0100.05720.40
5.5.320.0070.07020.28
5.5.310.0330.04020.29
5.5.300.0070.03718.01
5.5.290.0100.07718.00
5.5.280.0030.04320.89
5.5.270.0100.08020.84
5.5.260.0070.04020.85
5.5.250.0130.06720.57
5.5.240.0430.06320.25
5.4.450.0430.06319.58
5.4.440.0930.05719.58
5.4.430.1230.05719.40
5.4.420.0900.06019.42
5.4.410.1100.06019.47
5.4.400.0430.05719.29
5.4.390.0630.05719.22
5.4.380.1070.07318.52
5.4.370.0870.07318.59
5.4.360.1130.05718.53
5.4.350.1130.06718.68
5.4.340.0970.06718.77
5.4.320.1000.05018.52
5.4.310.1200.04318.46
5.4.300.0870.05018.50
5.4.290.0830.05718.79
5.4.280.0970.05318.73
5.4.270.0970.05318.68
5.4.260.0870.05318.61
5.4.250.0870.06018.62
5.4.240.0900.05718.73
5.4.230.0930.05318.45
5.4.220.0900.06318.63
5.4.210.0830.05718.70
5.4.200.0930.05316.64
5.4.190.0970.04718.61
5.4.180.0870.05318.44
5.4.170.0930.05718.64
5.4.160.0870.05718.72
5.4.150.0930.04718.75
5.4.140.1030.07316.25
5.4.130.0870.05016.22
5.4.120.0930.04716.20
5.4.110.0870.04716.17
5.4.100.0870.05316.22
5.4.90.0930.04716.06
5.4.80.0900.04716.20
5.4.70.0900.05016.19
5.4.60.0930.04716.14
5.4.50.1130.06016.27
5.4.40.0930.04316.16
5.4.30.0930.04716.15
5.4.20.0870.05316.22
5.4.10.0900.04716.08
5.4.00.0900.04315.63
5.3.290.0900.06314.66
5.3.280.1000.04014.56
5.3.270.0900.06014.69
5.3.260.0970.05014.57
5.3.250.1070.05714.70
5.3.240.1030.04014.70
5.3.230.0970.04714.59
5.3.220.1000.05314.49
5.3.210.0970.05014.63
5.3.200.0800.06014.59
5.3.190.0970.04314.57
5.3.180.0970.04314.59
5.3.170.0970.06314.55
5.3.160.0970.04314.56
5.3.150.0970.04714.48
5.3.140.1030.03714.65
5.3.130.0870.05714.54
5.3.120.0970.05014.62
5.3.110.0900.05714.61
5.3.100.1000.04714.01
5.3.90.0930.05013.96
5.3.80.0900.05314.09
5.3.70.1030.04314.05
5.3.60.0870.05313.93
5.3.50.0870.05713.85
5.3.40.0930.05013.91
5.3.30.0830.05713.83
5.3.20.0870.05313.77
5.3.10.1030.07013.61
5.3.00.1070.06313.54
5.2.170.0800.04011.10
5.2.160.0800.03711.17
5.2.150.0770.03711.05
5.2.140.0730.04311.12
5.2.130.0830.03311.23
5.2.120.0770.03711.10
5.2.110.0730.04011.05
5.2.100.0870.04311.25
5.2.90.0730.04311.08
5.2.80.0700.04311.13
5.2.70.0800.04011.23
5.2.60.0900.04711.18
5.2.50.0730.04010.99
5.2.40.0630.03310.98
5.2.30.0600.04010.88
5.2.20.0600.04010.93
5.2.10.0600.03710.89
5.2.00.0570.04710.74
5.1.60.0600.03310.05
5.1.50.0570.03710.00
5.1.40.0600.0479.97
5.1.30.0600.03310.43
5.1.20.0600.03710.34
5.1.10.0700.03710.18
5.1.00.0600.03710.25
5.0.50.0370.0278.62
5.0.40.0270.0338.42
5.0.30.0300.0438.29
5.0.20.0370.0208.20
5.0.10.0300.0278.34
5.0.00.0330.0408.13
4.4.90.0230.0277.66
4.4.80.0230.0277.66
4.4.70.0330.0177.66
4.4.60.0300.0207.66
4.4.50.0370.0137.66
4.4.40.0400.0277.66
4.4.30.0270.0237.66
4.4.20.0300.0237.66
4.4.10.0330.0207.66
4.4.00.0300.0337.66
4.3.110.0400.0237.66
4.3.100.0330.0207.66
4.3.90.0270.0237.66
4.3.80.0400.0307.66
4.3.70.0300.0207.66
4.3.60.0230.0277.66
4.3.50.0330.0277.66
4.3.40.0270.0377.66
4.3.30.0170.0207.66
4.3.20.0130.0237.66
4.3.10.0130.0237.66
4.3.00.0070.0239.37

preferences:
51.23 ms | 404 KiB | 6 Q