3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(mb_detect_encoding('при'));

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)
8.3.60.0150.00018.20
8.3.50.0070.01417.93
8.3.40.0120.00318.51
8.3.30.0040.01118.42
8.3.20.0050.00319.04
8.3.10.0080.00020.78
8.3.00.0040.00419.56
8.2.180.0120.00618.29
8.2.170.0070.00722.96
8.2.160.0100.00318.77
8.2.150.0090.00024.18
8.2.140.0080.00024.66
8.2.130.0080.00019.65
8.2.120.0040.00426.35
8.2.110.0030.00620.95
8.2.100.0080.00317.66
8.2.90.0000.00817.50
8.2.80.0050.00318.84
8.2.70.0050.00317.80
8.2.60.0040.00417.93
8.2.50.0000.00818.10
8.2.40.0050.00219.20
8.2.30.0000.00719.34
8.2.20.0050.00317.89
8.2.10.0040.00417.98
8.2.00.0040.00419.30
8.1.280.0190.01025.92
8.1.270.0030.00622.05
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0030.00522.06
8.1.230.0070.00422.66
8.1.220.0080.00018.44
8.1.210.0060.00318.77
8.1.200.0040.00817.13
8.1.190.0040.00417.13
8.1.180.0030.00618.10
8.1.170.0050.00318.65
8.1.160.0070.00018.75
8.1.150.0000.00818.75
8.1.140.0040.00417.62
8.1.130.0030.00318.87
8.1.120.0040.00317.29
8.1.110.0070.00417.41
8.1.100.0000.00817.35
8.1.90.0020.00517.43
8.1.80.0040.00417.25
8.1.70.0030.00717.30
8.1.60.0040.00417.46
8.1.50.0080.00017.41
8.1.40.0070.00017.48
8.1.30.0040.00417.52
8.1.20.0040.00417.59
8.1.10.0000.00817.43
8.1.00.0040.00417.38
8.0.300.0040.00419.82
8.0.290.0000.00716.63
8.0.280.0030.00518.30
8.0.270.0070.00017.09
8.0.260.0060.00017.16
8.0.250.0050.00316.79
8.0.240.0000.00716.89
8.0.230.0030.00316.88
8.0.220.0060.00316.75
8.0.210.0000.00816.82
8.0.200.0030.00316.86
8.0.190.0050.00316.85
8.0.180.0040.00416.74
8.0.170.0030.00616.73
8.0.160.0040.00416.79
8.0.150.0000.00716.78
8.0.140.0070.00016.66
8.0.130.0030.00313.26
8.0.120.0000.00816.74
8.0.110.0000.00716.85
8.0.100.0040.00416.61
8.0.90.0040.00416.66
8.0.80.0050.01316.79
8.0.70.0040.00416.83
8.0.60.0030.00516.61
8.0.50.0030.00516.68
8.0.30.0120.00817.00
8.0.20.0080.01117.40
8.0.10.0040.00416.90
8.0.00.0120.00816.55
7.4.330.0000.00515.55
7.4.320.0000.00616.45
7.4.300.0060.00016.51
7.4.290.0070.00016.54
7.4.280.0040.00416.40
7.4.270.0060.00616.42
7.4.260.0000.00716.53
7.4.250.0070.00016.48
7.4.240.0030.00616.34
7.4.230.0070.00016.59
7.4.220.0000.00716.46
7.4.210.0070.00816.50
7.4.200.0000.00716.36
7.4.160.0040.01016.35
7.4.140.0080.00917.86
7.4.130.0100.00716.35
7.4.120.0110.00816.37
7.4.110.0060.01116.40
7.4.100.0140.00916.31
7.4.90.0090.01216.21
7.4.80.0100.00919.39
7.4.70.0060.01316.53
7.4.60.0090.00616.34
7.4.50.0070.00716.23
7.4.40.0150.00616.45
7.4.00.0050.01114.62
7.3.330.0000.00513.08
7.3.320.0000.00613.03
7.3.310.0040.00416.07
7.3.300.0030.00316.23
7.3.290.0030.00316.09
7.3.280.0080.00916.17
7.3.260.0100.01416.10
7.3.240.0080.01016.30
7.3.230.0090.00916.18
7.3.210.0140.00416.54
7.3.200.0090.00616.41
7.3.190.0060.00916.37
7.3.180.0100.00616.41
7.3.170.0090.00616.30
7.3.160.0160.00016.32
7.3.120.0090.00914.95
7.3.110.0070.01115.00
7.3.100.0030.01014.78
7.3.90.0060.00314.61
7.3.80.0030.00914.80
7.3.70.0070.01014.42
7.3.60.0070.00714.84
7.3.50.0030.01414.71
7.3.40.0060.00614.76
7.3.30.0070.00714.46
7.3.20.0030.01016.32
7.3.10.0070.00716.54
7.3.00.0060.00616.35
7.2.330.0130.01016.56
7.2.320.0100.00716.36
7.2.310.0280.02716.45
7.2.300.0100.00716.25
7.2.290.0090.00916.46
7.2.250.0140.00014.81
7.2.240.0000.02114.60
7.2.230.0070.00714.64
7.2.220.0060.00614.82
7.2.210.0110.00414.82
7.2.200.0080.00414.80
7.2.190.0090.00615.00
7.2.180.0000.01214.76
7.2.170.0090.00615.00
7.2.60.1220.01014.98
7.2.50.1370.00914.94
7.2.40.1580.00715.27
7.2.30.1340.01015.36
7.2.20.1390.00515.15
7.2.10.1210.00915.32
7.2.00.1670.01315.41
7.1.330.0030.01015.74
7.1.320.0000.01415.80
7.1.310.0100.00315.67
7.1.300.0070.01015.73
7.1.290.0060.00315.75
7.1.280.0040.01115.55
7.1.270.0060.00615.69
7.1.260.0030.00615.79
7.1.200.0080.00415.57
7.1.170.1300.00913.51
7.1.160.1350.00916.70
7.1.150.1350.00816.69
7.1.140.1240.01116.79
7.1.130.1250.01516.41
7.1.120.1500.01116.64
7.1.110.1750.00816.30
7.1.100.2300.00816.09
7.1.90.1540.01415.98
7.1.80.1510.00915.89
7.1.70.1400.01115.09
7.1.60.1690.00933.25
7.1.50.1840.01132.87
7.1.40.1580.01432.53
7.1.30.1530.01832.54
7.1.20.1700.01632.59
7.1.10.1410.01214.61
7.1.00.1340.01214.67

preferences:
63.3 ms | 401 KiB | 5 Q