3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(bin2hex(mb_convert_encoding("\\ ~", "CP932", "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)
8.3.120.0040.00420.44
8.3.110.0080.00018.60
8.3.100.0000.00918.28
8.3.90.0040.00426.77
8.3.80.0110.00016.63
8.3.70.0090.00616.58
8.3.60.0070.01116.36
8.3.50.0030.01718.38
8.3.40.0070.01019.04
8.3.30.0040.01118.87
8.3.20.0040.00424.18
8.3.10.0030.00524.66
8.3.00.0070.00026.16
8.2.240.0090.00917.06
8.2.230.0040.00422.58
8.2.220.0030.00624.06
8.2.210.0080.00026.77
8.2.200.0060.00318.29
8.2.190.0140.00416.58
8.2.180.0120.00625.92
8.2.170.0120.00318.95
8.2.160.0140.00022.96
8.2.150.0000.00925.66
8.2.140.0090.00024.66
8.2.130.0040.00426.16
8.2.120.0000.00726.16
8.2.110.0030.00720.79
8.2.100.0110.00018.03
8.2.90.0000.00817.84
8.2.80.0040.00417.97
8.2.70.0050.00317.63
8.2.60.0060.00317.93
8.2.50.0070.00318.07
8.2.40.0040.00419.72
8.2.30.0050.00318.19
8.2.20.0000.00820.64
8.2.10.0040.00418.14
8.2.00.0070.00019.35
8.1.300.0030.00616.37
8.1.290.0000.00930.84
8.1.280.0090.00625.92
8.1.270.0060.00323.93
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00722.25
8.1.230.0040.00822.63
8.1.220.0030.00617.78
8.1.210.0050.00318.86
8.1.200.0030.00617.38
8.1.190.0080.00017.35
8.1.180.0080.00018.10
8.1.170.0040.00418.85
8.1.160.0080.00019.04
8.1.150.0040.00418.75
8.1.140.0040.00417.52
8.1.130.0030.00318.91
8.1.120.0000.00717.62
8.1.110.0030.00317.56
8.1.100.0040.00417.60
8.1.90.0040.00417.46
8.1.80.0030.00617.60
8.1.70.0070.00017.62
8.1.60.0000.00717.54
8.1.50.0040.00417.66
8.1.40.0160.00817.52
8.1.30.0220.00617.64
8.1.20.0200.00417.77
8.1.10.0200.00417.53
8.1.00.0180.00617.46
8.0.300.0050.00319.84
8.0.290.0080.00016.72
8.0.280.0000.00818.36
8.0.270.0000.00717.88
8.0.260.0030.00318.41
8.0.250.0030.00316.98
8.0.240.0050.00316.83
8.0.230.0000.00716.82
8.0.220.0070.00016.77
8.0.210.0040.00416.79
8.0.200.0030.00616.80
8.0.190.0000.00816.95
8.0.180.0000.00716.81
8.0.170.0100.01016.84
8.0.160.0140.00516.71
8.0.150.0130.00716.82
8.0.140.0140.00016.79
8.0.130.0070.00716.77
8.0.120.0220.00416.83
8.0.110.0130.01316.88
8.0.100.0130.00916.70
8.0.90.0140.00716.90
8.0.80.0160.00516.80
8.0.70.0160.00416.84
8.0.60.0060.00616.88
8.0.50.0080.00316.80
8.0.30.0090.00616.89
8.0.20.0100.00716.77
8.0.10.0140.00316.88
7.4.330.0000.00715.55
7.4.320.0060.00316.57
7.4.300.0000.00716.57
7.4.290.0070.00016.47
7.4.280.0090.00016.52
7.4.270.0220.00016.61
7.4.260.0160.00516.52
7.4.250.0150.00416.66
7.4.240.0170.00016.58
7.4.230.0040.00416.51
7.4.220.0030.00616.50
7.4.210.0080.00416.62
7.4.200.0080.00616.43
7.4.190.0200.00016.72
7.4.180.0160.00216.66
7.4.160.0030.00616.55
7.4.150.0160.00316.63
7.4.140.0090.00416.48
7.4.130.0060.01116.46
7.4.120.0130.00016.31
7.4.110.0090.00416.41
7.4.100.0070.00716.54
7.4.90.0130.00016.38
7.4.80.0100.00316.30
7.4.70.0070.00616.41
7.4.60.0130.00016.42
7.4.50.0070.00716.22
7.4.40.0140.00216.31
7.4.30.0200.00516.32
7.4.20.0240.00516.43
7.4.10.0180.00416.44
7.4.00.0130.00616.32

preferences:
54.27 ms | 403 KiB | 5 Q