3v4l.org

run code in 300+ PHP versions simultaneously
<?php $encoded = bin2hex('ijok'); echo $encoded; ?>

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)
8.3.70.0120.00317.91
8.3.60.0100.01018.42
8.3.50.0130.00516.38
8.3.40.0110.00318.72
8.3.30.0000.01418.45
8.3.20.0060.00320.07
8.3.10.0000.00823.67
8.3.00.0040.00419.56
8.2.180.0090.00616.63
8.2.170.0100.00322.96
8.2.160.0070.00719.04
8.2.150.0000.00824.18
8.2.140.0000.00724.66
8.2.130.0040.00419.27
8.2.120.0120.00926.35
8.2.110.0080.00320.35
8.2.100.0040.00717.91
8.2.90.0040.00419.13
8.2.80.0000.00717.97
8.2.70.0080.00017.63
8.2.60.0040.00417.80
8.2.50.0040.00418.10
8.2.40.0030.00620.42
8.2.30.0070.00319.15
8.2.20.0040.00418.04
8.2.10.0050.00318.05
8.2.00.0000.00717.92
8.1.280.0130.00725.92
8.1.270.0000.00722.01
8.1.260.0030.00626.35
8.1.250.0070.00028.09
8.1.240.0120.00220.46
8.1.230.0110.00019.17
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0030.00617.23
8.1.190.0000.00817.23
8.1.180.0070.00018.10
8.1.170.0040.00418.56
8.1.160.0030.00319.04
8.1.150.0000.00718.75
8.1.140.0000.00719.42
8.1.130.0000.00818.79
8.1.120.0050.00317.41
8.1.110.0070.00017.26
8.1.100.0000.00717.38
8.1.90.0000.00817.38
8.1.80.0030.00317.29
8.1.70.0000.00717.43
8.1.60.0050.00317.34
8.1.50.0030.00517.46
8.1.40.0040.00417.47
8.1.30.0000.00817.44
8.1.20.0040.00417.55
8.1.10.0080.00017.54
8.1.00.0030.00517.31
8.0.300.0070.00018.77
8.0.290.0000.00816.63
8.0.280.0040.00418.43
8.0.270.0000.00717.18
8.0.260.0030.00316.77
8.0.250.0030.00316.90
8.0.240.0060.00316.96
8.0.230.0050.00316.93
8.0.220.0030.00316.89
8.0.210.0050.00216.79
8.0.200.0030.00316.76
8.0.190.0000.00716.77
8.0.180.0000.00816.80
8.0.170.0040.00416.84
8.0.160.0040.00416.71
8.0.150.0040.00416.73
8.0.140.0070.00016.67
8.0.130.0000.00813.24
8.0.120.0000.00716.67
8.0.110.0050.00316.84
8.0.100.0000.00716.76
8.0.90.0070.00016.67
8.0.80.0110.00716.73
8.0.70.0050.00216.67
8.0.60.0000.00716.62
8.0.50.0000.00716.71
8.0.30.0090.00817.00
8.0.20.0070.01117.40
8.0.10.0040.00417.05
8.0.00.0070.01116.65
7.4.330.0030.00315.55
7.4.320.0000.00616.38
7.4.300.0030.00316.43
7.4.290.0040.00416.32
7.4.280.0080.00016.50
7.4.270.0030.00316.47
7.4.260.0030.00316.54
7.4.250.0030.00316.49
7.4.240.0000.00716.52
7.4.230.0070.00016.30
7.4.220.0140.00316.37
7.4.210.0040.01116.43
7.4.200.0070.00016.48
7.4.160.0050.01016.41
7.4.150.0070.01117.40
7.4.140.0120.00617.86
7.4.130.0140.00516.34
7.4.120.0110.00816.47
7.4.110.0130.00316.35
7.4.100.0160.00616.29
7.4.90.0160.00416.41
7.4.80.0130.01019.39
7.4.70.0070.01016.33
7.4.60.0060.01016.29
7.4.50.0040.01216.55
7.4.40.0100.00716.40
7.4.30.0120.00316.38
7.4.00.0090.00914.82
7.3.330.0050.00013.04
7.3.320.0040.00413.02
7.3.310.0040.00416.11
7.3.300.0040.00416.07
7.3.290.0060.01016.17
7.3.280.0060.01016.15
7.3.270.0100.00717.40
7.3.260.0110.00816.37
7.3.250.0110.00716.37
7.3.240.0080.00916.21
7.3.230.0060.01316.58
7.3.210.0100.01116.35
7.3.200.0120.01216.24
7.3.190.0120.00916.55
7.3.180.0090.00616.59
7.3.170.0140.00916.31
7.3.160.0060.01016.14
7.2.330.0060.01216.66
7.2.320.0140.00316.49
7.2.310.0100.00616.64
7.2.300.0060.00916.61
7.2.290.0130.00616.32
7.2.60.0070.00716.56
7.2.00.0100.00019.32
7.1.200.0070.00715.53
7.1.100.0070.01018.09
7.1.70.0320.00615.06
7.1.60.0390.00733.35
7.1.50.0280.01633.05
7.1.40.0400.00732.25
7.1.30.0520.00332.76
7.1.20.0170.00934.63
7.1.10.0000.01216.46
7.1.00.0040.00816.77
7.0.200.0240.01014.85
7.0.190.0280.00714.94
7.0.180.0200.01314.56
7.0.170.0170.00716.24
7.0.160.0040.00816.07
7.0.150.0060.00616.09
7.0.140.0000.01116.17
7.0.130.0090.00316.31
7.0.120.0030.00816.62
7.0.110.0090.00316.25
7.0.100.0090.00316.17
7.0.90.0060.00616.08
7.0.80.0090.00316.33
7.0.70.0110.00015.95
7.0.60.0060.00615.95
7.0.50.0000.01216.32
7.0.40.0030.00816.36
7.0.30.0000.01116.32
7.0.20.0030.00816.23
7.0.10.0000.01216.36
7.0.00.0040.00716.24

preferences:
51.77 ms | 401 KiB | 5 Q