3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo strlen(rtrim(strtr(base64_encode(random_bytes(26)), '+/', '-_'), '='));

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)
7.4.00.0100.00614.80
7.3.120.0090.00914.67
7.3.110.0120.00614.90
7.3.100.0060.00614.68
7.3.90.0040.01114.61
7.3.80.0110.00314.75
7.3.70.0000.01314.80
7.3.60.0080.00814.83
7.3.50.0040.00714.73
7.3.40.0040.00814.47
7.3.30.0080.00614.41
7.3.20.0040.00816.28
7.3.10.0070.00716.52
7.3.00.0030.01116.51
7.2.250.0140.00414.62
7.2.240.0060.01314.87
7.2.230.0070.00715.05
7.2.220.0070.00714.90
7.2.210.0040.01114.77
7.2.200.0060.00614.52
7.2.190.0130.00014.91
7.2.180.0030.01315.01
7.2.170.0070.00415.07
7.2.130.0130.00016.52
7.2.120.0130.00016.42
7.2.110.0030.00716.72
7.2.100.0080.00416.61
7.2.90.0120.00316.95
7.2.80.0030.01216.77
7.2.70.0030.00916.62
7.2.60.0070.00516.84
7.2.50.0040.01116.54
7.2.40.0070.00716.66
7.2.30.0040.01116.75
7.2.20.0030.00516.84
7.2.10.0110.00016.62
7.2.00.0080.00317.02
7.1.330.0000.01415.86
7.1.320.0030.01215.70
7.1.310.0040.00415.36
7.1.300.0030.01015.61
7.1.290.0070.00315.52
7.1.280.0100.00315.64
7.1.270.0090.00615.85
7.1.260.0100.00715.52
7.1.250.0080.00415.68
7.1.240.0000.01415.75
7.1.230.0030.00915.60
7.1.220.0070.00715.54
7.1.210.0000.01415.73
7.1.200.0070.00315.61
7.1.190.0030.00515.78
7.1.180.0090.00615.54
7.1.170.0040.01115.80
7.1.160.0000.01015.41
7.1.150.0040.01115.63
7.1.140.0000.01315.80
7.1.130.0080.00415.83
7.1.120.0100.00415.47
7.1.110.0040.00815.96
7.1.100.0000.01015.63
7.1.90.0000.01415.41
7.1.80.0120.00315.48
7.1.70.0980.00516.32
7.1.60.0210.01125.36
7.1.50.0150.01325.10
7.1.40.0140.00724.91
7.1.30.0780.01123.93
7.1.20.0810.00824.06
7.1.10.0060.01215.88
7.1.00.0030.01116.31
7.0.330.0060.00615.41
7.0.320.0000.01214.88
7.0.310.0070.00715.13
7.0.300.0060.00615.06
7.0.290.0110.00415.39
7.0.280.0070.00315.18
7.0.270.0070.00715.23
7.0.260.0100.00314.95
7.0.250.0060.00615.54
7.0.240.0000.01015.39
7.0.230.0030.00715.46
7.0.220.0040.01115.39
7.0.210.0100.00015.36
7.0.200.0870.01315.90
7.0.190.0720.00715.86
7.0.180.0090.00515.76
7.0.170.0030.00915.83
7.0.160.0120.00315.79
7.0.150.0100.00815.58
7.0.140.0070.01015.93
7.0.130.0080.01015.91
7.0.120.0870.00314.86
7.0.110.0810.00914.66
7.0.100.0890.00514.68
7.0.90.0750.01214.83
7.0.80.0610.01214.76
7.0.70.0030.01315.45
7.0.60.0090.00815.46
7.0.50.0090.00715.71
7.0.40.0020.01414.75
7.0.30.0060.00815.07
7.0.20.0080.00814.63
7.0.10.0060.00914.80
7.0.00.0070.00814.68
5.6.380.0070.00314.07

preferences:
31.55 ms | 400 KiB | 5 Q