3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = base64_decode('Q0hBUlNFVD13aW5kb3dzLTEyNTI6RG/rO0pvaG4='); echo mb_detect_encoding($test, mb_list_encodings());

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)
8.3.60.0160.00616.75
8.3.50.0040.01118.51
8.3.40.0160.00019.30
8.3.30.0110.00318.82
8.3.20.0050.00324.18
8.3.10.0050.00324.66
8.3.00.0040.00426.16
8.2.180.0110.00425.92
8.2.170.0060.00919.13
8.2.160.0040.01122.96
8.2.150.0060.00325.66
8.2.140.0050.00224.66
8.2.130.0000.00726.16
8.2.120.0070.00020.84
8.2.110.0060.00322.34
8.2.100.0130.00217.93
8.2.90.0080.00019.07
8.2.80.0050.00318.18
8.2.70.0000.00817.88
8.2.60.0050.00318.41
8.2.50.0040.00418.07
8.2.40.0090.00319.97
8.2.30.0040.00418.19
8.2.20.0040.00419.46
8.2.10.0040.00419.16
8.2.00.0040.00419.32
8.1.280.0070.00725.92
8.1.270.0060.00323.99
8.1.260.0060.00326.35
8.1.250.0050.00228.09
8.1.240.0000.00922.84
8.1.230.0070.00417.89
8.1.220.0000.00817.79
8.1.210.0040.00418.77
8.1.200.0090.00017.47
8.1.190.0080.00017.48
8.1.180.0000.00818.10
8.1.170.0060.00318.47
8.1.160.0040.00419.01
8.1.150.0040.00418.75
8.1.140.0050.00517.58
8.1.130.0030.00618.93
8.1.120.0040.00417.61
8.1.110.0070.00017.63
8.1.100.0040.00417.67
8.1.90.0000.00817.55
8.1.80.0000.00817.61
8.1.70.0000.00717.60
8.1.60.0060.00317.79
8.1.50.0060.00317.57
8.1.40.0030.00717.57
8.1.30.0040.00417.90
8.1.20.0000.00917.80
8.1.10.0000.00817.79
8.1.00.0000.00917.69
8.0.300.0040.00418.77
8.0.290.0000.00816.75
8.0.280.0040.00418.51
8.0.270.0040.00418.07
8.0.260.0030.00518.63
8.0.250.0000.00717.10
8.0.240.0030.00317.00
8.0.230.0000.00816.91
8.0.220.0070.00016.96
8.0.210.0000.00816.89
8.0.200.0070.00017.05
8.0.190.0040.00417.01
8.0.180.0000.00917.05
8.0.170.0080.00016.96
8.0.160.0000.00716.86
8.0.150.0070.00016.91
8.0.140.0000.00916.89
8.0.130.0050.00815.09
8.0.120.0070.00716.95
8.0.110.0080.00416.97
8.0.100.0100.00316.93
8.0.90.0070.00416.90
8.0.80.0120.00116.98
8.0.70.0070.00616.88
8.0.60.0090.00516.97
8.0.50.0090.00416.83
8.0.30.0090.00416.89
8.0.20.0120.00216.93
8.0.10.0060.00817.01
8.0.00.0030.00516.99
7.4.330.0000.00515.55
7.4.320.0000.00716.55
7.4.300.0030.00316.72
7.4.290.0040.00416.53
7.4.280.0070.00016.71
7.4.270.0070.00016.59
7.4.260.0090.00014.95
7.4.250.0100.00616.55
7.4.240.0120.00216.62
7.4.230.0100.00416.46
7.4.220.0080.00516.55
7.4.210.0080.00516.52
7.4.200.0040.00816.64
7.4.190.0080.00516.71
7.4.180.0000.01316.62
7.4.160.0090.00416.52
7.4.150.0100.00216.50
7.4.140.0090.00316.57
7.4.130.0050.00516.57
7.4.120.0090.00416.55
7.4.110.0080.00516.55
7.4.100.0100.00316.56
7.4.90.0060.00616.57
7.4.80.0090.00316.54
7.4.70.0050.00816.62
7.4.60.0070.00316.61
7.4.50.0100.00216.40
7.4.40.0090.00316.36
7.4.30.0070.00616.53
7.4.20.0090.00416.58
7.4.10.0090.00416.60
7.4.00.0100.00216.56
7.3.330.0090.00316.23
7.3.320.0080.00414.70
7.3.310.0100.00316.28
7.3.300.0060.00516.25
7.3.290.0060.00716.23
7.3.280.0100.00316.23
7.3.270.0110.00216.23
7.3.260.0080.00516.24
7.3.250.0090.00116.26
7.3.240.0100.00416.35
7.3.230.0060.00616.32
7.3.220.0080.00216.13
7.3.210.0080.00416.28
7.3.200.0060.00816.12
7.3.190.0090.00516.15
7.3.180.0100.00416.24
7.3.170.0140.00016.21
7.3.160.0110.00416.17
7.3.150.0070.00616.02
7.3.140.0100.00316.13
7.3.130.0110.00216.16
7.3.120.0070.00516.26
7.3.110.0080.00416.09
7.3.100.0060.00716.18
7.3.90.0090.00516.53
7.3.80.0100.00316.25
7.3.70.0080.00416.35
7.3.60.0070.00616.33
7.3.50.0050.00616.19
7.3.40.0070.00316.35
7.3.30.0060.00416.50
7.3.20.0060.00518.11
7.3.10.0130.00518.04
7.3.00.0050.00618.00

preferences:
59.76 ms | 400 KiB | 5 Q