3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = bin2hex(openssl_random_pseudo_bytes(5)); echo $string;

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)
8.3.60.0130.00616.75
8.3.50.0100.00316.37
8.3.40.0070.00718.68
8.3.30.0070.00718.81
8.3.20.0040.00420.38
8.3.10.0040.00423.48
8.3.00.0060.00321.92
8.2.180.0090.00618.17
8.2.170.0070.00722.96
8.2.160.0070.00719.00
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0060.00319.08
8.2.120.0070.00026.35
8.2.110.0060.00321.88
8.2.100.0040.00817.72
8.2.90.0090.00019.09
8.2.80.0040.00417.97
8.2.70.0040.00417.63
8.2.60.0000.00817.93
8.2.50.0030.00618.10
8.2.40.0050.00320.64
8.2.30.0080.00020.97
8.2.20.0040.00418.06
8.2.10.0000.00817.96
8.2.00.0070.00018.09
8.1.280.0070.00725.92
8.1.270.0070.00022.24
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0050.00520.87
8.1.230.0110.00018.97
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0000.00917.23
8.1.190.0040.00417.10
8.1.180.0080.00018.10
8.1.170.0040.00418.53
8.1.160.0030.00318.90
8.1.150.0080.00018.74
8.1.140.0000.00819.31
8.1.130.0070.00018.76
8.1.120.0030.00317.34
8.1.110.0050.00217.29
8.1.100.0050.00317.26
8.1.90.0000.00817.34
8.1.80.0000.00817.32
8.1.70.0070.00017.36
8.1.60.0040.00417.48
8.1.50.0000.00817.38
8.1.40.0040.00417.34
8.1.30.0050.00317.52
8.1.20.0030.00517.57
8.1.10.0030.00617.55
8.1.00.0040.00417.46
8.0.300.0070.00019.97
8.0.290.0000.00716.75
8.0.280.0000.00718.41
8.0.270.0070.00017.24
8.0.260.0060.00016.73
8.0.250.0070.00016.86
8.0.240.0070.00016.85
8.0.230.0040.00416.92
8.0.220.0070.00016.91
8.0.210.0030.00316.82
8.0.200.0040.00416.87
8.0.190.0000.00817.01
8.0.180.0070.00016.95
8.0.170.0000.00816.93
8.0.160.0090.00016.88
8.0.150.0030.00316.87
8.0.140.0000.00716.82
8.0.130.0000.00513.22
8.0.120.0040.00416.76
8.0.110.0000.00816.68
8.0.100.0030.00516.94
8.0.90.0080.00016.88
8.0.80.0070.01616.83
8.0.70.0000.00716.73
8.0.60.0080.00017.00
8.0.50.0000.00716.74
8.0.30.0110.00917.06
8.0.20.0110.00817.40
8.0.10.0030.00416.93
8.0.00.0060.01216.70
7.4.330.0000.00515.55
7.4.320.0000.00616.43
7.4.300.0000.00616.44
7.4.290.0000.00716.53
7.4.280.0040.00416.51
7.4.270.0040.00416.36
7.4.260.0090.00016.41
7.4.250.0000.00816.49
7.4.240.0030.00316.45
7.4.230.0030.00316.54
7.4.220.0100.00716.37
7.4.210.0110.00416.38
7.4.200.0030.00316.59
7.4.160.0080.00816.52
7.4.150.0130.01317.40
7.4.140.0090.00917.86
7.4.130.0130.00816.42
7.4.120.0110.00916.51
7.4.110.0030.01716.45
7.4.100.0070.01016.38
7.4.90.0090.00616.43
7.4.80.0190.00319.39
7.4.70.0040.01216.65
7.4.60.0120.00416.51
7.4.50.0070.01116.14
7.4.40.0090.01116.42
7.4.30.0030.01316.63
7.3.330.0000.00613.20
7.3.320.0030.00313.20
7.3.310.0000.00716.32
7.3.300.0030.00316.25
7.3.290.0000.00716.27
7.3.280.0080.00816.27
7.3.270.0130.00317.40
7.3.260.0090.00816.51
7.3.250.0140.00516.40
7.3.240.0090.00816.32
7.3.230.0110.00716.56
7.3.210.0040.01216.28
7.3.200.0200.00316.24
7.3.190.0080.00816.41
7.3.180.0100.00516.31
7.3.170.0060.01016.30
7.3.160.0100.00616.36
7.2.330.0090.01016.37
7.2.320.0130.00616.43
7.2.310.0130.00316.57
7.2.300.0090.00616.48
7.2.290.0090.00616.63
7.2.00.0060.00619.38
7.1.100.0100.00317.94
7.1.70.0100.01117.11
7.1.60.0220.00934.88
7.1.50.0130.01734.95
7.1.40.0290.01234.29
7.1.30.0260.01134.46
7.1.20.0130.01934.47
7.1.10.0060.00916.30
7.1.00.0060.00916.73
7.0.200.0060.00916.85
7.0.190.0090.00616.42
7.0.180.0100.01016.27
7.0.170.0140.00616.12
7.0.160.0060.00916.33
7.0.150.0030.01316.34
7.0.140.0100.00716.00
7.0.130.0070.01016.54
7.0.120.0120.00416.50
7.0.110.0060.01316.33
7.0.100.0130.00316.33
7.0.90.0030.01316.14
7.0.80.0080.00816.29
7.0.70.0030.01216.19
7.0.60.0080.00816.14
7.0.50.0070.01616.28
7.0.40.0080.00816.63
7.0.30.0000.01716.48
7.0.20.0100.00716.34
7.0.10.0120.00616.48
7.0.00.0040.01516.48

preferences:
22.92 ms | 400 KiB | 5 Q