3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "2fe3269fa210706de21ff97cc964590ec5bddd6677885fc55cfa6bfd94924822"; $str_64 = base64_encode($str); echo $str_64; echo "\n"; echo base64_decode($str_64);

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)
8.3.60.0150.00316.50
8.3.50.0120.00316.27
8.3.40.0110.00418.54
8.3.30.0110.00318.72
8.3.20.0030.00524.18
8.3.10.0080.00024.66
8.3.00.0080.00026.16
8.2.180.0090.00925.92
8.2.170.0110.00418.88
8.2.160.0150.00322.96
8.2.150.0000.00825.66
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0040.01126.35
8.2.110.0070.01619.45
8.2.100.0040.00817.78
8.2.90.0030.00519.58
8.2.80.0000.00720.44
8.2.70.0000.00818.03
8.2.60.0050.00318.09
8.2.50.0030.00618.10
8.2.40.0000.01019.34
8.2.30.0060.00319.26
8.2.20.0040.00418.04
8.2.10.0040.00421.16
8.2.00.0040.00419.21
8.1.280.0060.00925.92
8.1.270.0070.00023.99
8.1.260.0040.00428.09
8.1.250.0000.00728.09
8.1.240.0030.00619.27
8.1.230.0060.00620.97
8.1.220.0000.00817.74
8.1.210.0000.00818.96
8.1.200.0030.00617.10
8.1.190.0080.00017.38
8.1.180.0040.00418.10
8.1.170.0040.00418.53
8.1.160.0000.00718.91
8.1.150.0000.00718.68
8.1.140.0040.00418.74
8.1.130.0070.00020.02
8.1.120.0040.00417.30
8.1.110.0080.00017.26
8.1.100.0040.00417.37
8.1.90.0000.00717.32
8.1.80.0080.00017.36
8.1.70.0000.00717.43
8.1.60.0040.00417.57
8.1.50.0040.00417.50
8.1.40.0000.00817.45
8.1.30.0000.00817.57
8.1.20.0050.00317.57
8.1.10.0060.00317.51
8.1.00.0000.00717.28
8.0.300.0040.00420.20
8.0.290.0080.00316.75
8.0.280.0050.00318.34
8.0.270.0030.00316.80
8.0.260.0000.00618.35
8.0.250.0040.00416.96
8.0.240.0040.00416.95
8.0.230.0040.00416.85
8.0.220.0000.00816.86
8.0.210.0000.00716.81
8.0.200.0030.00316.75
8.0.190.0000.00816.86
8.0.180.0000.00716.81
8.0.170.0040.00416.85
8.0.160.0000.00716.79
8.0.150.0000.00816.77
8.0.140.0030.00616.79
8.0.130.0030.00313.32
8.0.120.0000.00716.70
8.0.110.0040.00416.81
8.0.100.0000.00716.77
8.0.90.0050.00316.64
8.0.80.0070.00916.80
8.0.70.0000.00816.70
8.0.60.0060.00316.81
8.0.50.0000.00816.64
8.0.30.0080.01016.91
8.0.20.0030.01517.20
8.0.10.0150.00317.09
8.0.00.0280.00817.10
7.4.330.0020.00215.55
7.4.320.0030.00516.45
7.4.300.0030.00716.43
7.4.290.0080.00016.47
7.4.280.0040.00416.53
7.4.270.0060.00016.43
7.4.260.0000.00513.17
7.4.250.0060.00016.39
7.4.240.0040.00416.41
7.4.230.0000.00716.53
7.4.220.0000.00816.25
7.4.210.0060.01116.51
7.4.200.0030.00316.60
7.4.140.0270.00616.32
7.4.130.0330.00016.29
7.4.120.0260.00516.64
7.4.110.0150.01116.26
7.4.100.0260.00716.41
7.4.90.0240.01016.39
7.4.80.0130.01216.44
7.4.70.0160.00816.41
7.4.60.0230.01416.15
7.4.50.0220.00616.24
7.4.40.0120.01816.39
7.4.30.0140.01416.33
7.4.20.0140.01116.18
7.4.10.0180.01416.29
7.4.00.0060.01216.38
7.3.330.0060.00316.33
7.3.320.0060.00013.05
7.3.310.0030.00316.23
7.3.300.0070.00016.20
7.3.290.0080.00716.22
7.3.260.0170.01116.32
7.3.250.0210.01016.08
7.3.240.0220.00916.13
7.3.230.0210.00616.27
7.3.220.0290.01216.21
7.3.210.0310.00316.28
7.3.200.0120.01016.11
7.3.190.0270.00816.56
7.3.180.0250.01116.23
7.3.170.0210.00616.29
7.3.160.0230.00416.17
7.3.150.0210.00616.58
7.3.140.0220.00616.20
7.3.130.0190.00816.44
7.3.120.0140.01016.29
7.3.110.0180.00916.18
7.3.100.0280.01316.27
7.3.90.0100.01616.22
7.3.80.0120.00816.07
7.3.70.0110.00916.21
7.3.60.0080.01116.15
7.3.50.0150.00616.12
7.3.40.0180.00316.14
7.3.30.0150.00716.34
7.3.20.0210.00016.10
7.3.10.0100.01716.05
7.3.00.0150.00616.11

preferences:
58.98 ms | 401 KiB | 5 Q