3v4l.org

run code in 300+ PHP versions simultaneously
<?php print mb_strlen("é"); // LATIN SMALL LETTER E WITH ACUTE print "\n"; print mb_strlen("é"); // LATIN SMALL LETTER E; COMBINING ACUTE ACCENT

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)
8.3.60.0070.00718.30
8.3.50.0120.00916.10
8.3.40.0160.00322.00
8.3.30.0070.01418.44
8.3.20.0080.00024.18
8.3.10.0040.00424.66
8.3.00.0080.00026.16
8.2.180.0110.00825.92
8.2.170.0110.01118.91
8.2.160.0070.00722.96
8.2.150.0040.00425.66
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0070.00026.35
8.2.110.0040.00420.38
8.2.100.0000.01217.78
8.2.90.0040.00420.54
8.2.80.0030.00517.97
8.2.70.0090.00017.91
8.2.60.0040.00418.22
8.2.50.0040.00418.10
8.2.40.0040.00419.22
8.2.30.0060.00319.05
8.2.20.0040.00418.05
8.2.10.0070.00019.11
8.2.00.0000.00719.21
8.1.280.0090.00925.92
8.1.270.0030.00623.99
8.1.260.0000.00728.09
8.1.250.0080.00028.09
8.1.240.0060.00323.79
8.1.230.0070.00420.95
8.1.220.0000.00817.74
8.1.210.0050.00319.02
8.1.200.0030.00617.10
8.1.190.0000.00817.13
8.1.180.0060.00318.10
8.1.170.0090.00018.44
8.1.160.0000.00818.93
8.1.150.0040.00418.68
8.1.140.0040.00418.75
8.1.130.0050.00319.98
8.1.120.0050.00217.27
8.1.110.0040.00417.27
8.1.100.0000.00817.29
8.1.90.0000.00717.24
8.1.80.0040.00417.32
8.1.70.0080.00017.38
8.1.60.0050.00317.52
8.1.50.0080.00017.46
8.1.40.0000.00717.36
8.1.30.0000.00817.52
8.1.20.0000.00717.56
8.1.10.0040.00417.53
8.1.00.0040.00417.31
8.0.300.0000.00719.93
8.0.290.0000.00816.63
8.0.280.0070.00018.56
8.0.270.0040.00416.86
8.0.260.0030.00318.42
8.0.250.0030.00316.98
8.0.240.0030.00516.92
8.0.230.0030.00316.77
8.0.220.0030.00316.86
8.0.210.0000.00816.84
8.0.200.0040.00416.89
8.0.190.0000.00916.87
8.0.180.0030.00316.79
8.0.170.0040.00416.77
8.0.160.0050.00316.86
8.0.150.0000.00716.62
8.0.140.0070.00016.79
8.0.130.0000.00613.23
8.0.120.0000.00716.67
8.0.110.0000.00816.59
8.0.100.0040.00416.70
8.0.90.0040.00416.76
8.0.80.0130.00816.80
8.0.70.0070.00016.80
8.0.60.0040.00416.86
8.0.50.0040.00416.80
8.0.30.0080.00816.84
8.0.20.0070.01217.13
8.0.10.0040.00416.86
8.0.00.0120.00616.93
7.4.330.0000.00615.55
7.4.320.0060.00016.34
7.4.300.0050.00216.46
7.4.290.0030.00516.23
7.4.280.0040.00416.31
7.4.270.0030.00316.42
7.4.260.0000.00513.20
7.4.250.0070.00016.47
7.4.240.0040.00416.34
7.4.230.0000.00716.36
7.4.220.0040.00416.46
7.4.210.0060.00816.41
7.4.200.0030.00316.27
7.4.130.0110.00716.41
7.4.120.0000.01816.29
7.4.110.0110.00716.13
7.4.100.0100.00716.24
7.4.90.0070.01016.55
7.4.80.0070.01116.24
7.4.70.0070.01016.54
7.4.60.0110.00516.54
7.4.50.0060.01216.51
7.4.40.0100.00716.44
7.4.30.0060.01616.60
7.4.20.0060.01916.25
7.4.10.0030.01416.12
7.4.00.0090.01316.09
7.3.330.0070.00316.09
7.3.320.0000.00713.04
7.3.310.0000.00716.06
7.3.300.0030.00316.11
7.3.290.0110.00616.15
7.3.260.0170.00016.36
7.3.250.0140.00715.93
7.3.240.0070.01116.34
7.3.230.0100.00716.19
7.3.220.0160.00016.30
7.3.210.0090.00916.44
7.3.200.0100.00616.05
7.3.190.0080.00916.08
7.3.180.0100.00716.16
7.3.170.0160.00016.32
7.3.160.0140.00416.51
7.3.150.0110.00916.17
7.3.140.0000.01616.36
7.3.130.0130.00316.17
7.3.120.0110.00616.45
7.3.110.0050.01116.40
7.3.100.0130.00516.46
7.3.90.0090.00916.36
7.3.80.0080.00816.21
7.3.70.0080.00816.19
7.3.60.0140.00316.27
7.3.50.0100.00816.21
7.3.40.0060.00916.11
7.3.30.0060.00916.26
7.3.20.0120.00816.32
7.3.10.0070.01016.29
7.3.00.0070.01016.21
7.2.340.0000.02116.36
7.2.330.0140.00516.32
7.2.320.0110.00716.39
7.2.310.0060.01216.45
7.2.300.0080.01216.23
7.2.290.0160.00616.35
7.2.280.0070.01116.45
7.2.270.0060.01316.39
7.2.260.0090.00916.43
7.2.250.0130.00416.17
7.2.240.0070.01016.58
7.2.230.0150.00416.63
7.2.220.0070.01016.25
7.2.210.0030.01316.66
7.2.200.0080.00816.50
7.2.190.0130.00516.53
7.2.180.0100.01016.29
7.2.170.0120.00616.51
7.2.160.0140.00416.38
7.2.150.0240.01216.33
7.2.140.0040.01516.38
7.2.130.0070.01116.49
7.2.120.0030.01416.53
7.2.110.0110.00616.47
7.2.100.0090.00816.54
7.2.90.0140.00716.25
7.2.80.0190.00016.52
7.2.70.0060.01216.23
7.2.60.0030.01616.48
7.2.50.0080.01116.43
7.2.40.0120.00616.82
7.2.30.0100.00716.54
7.2.20.0100.00716.51
7.2.10.0070.01116.53
7.2.00.0040.01516.62

preferences:
54.46 ms | 400 KiB | 5 Q