3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "\x00\x00\x00"; var_dump(bin2hex($str)); $str[1] = "\xff\xff"; var_dump(bin2hex($str));

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)
8.3.60.0090.00918.44
8.3.50.0240.00916.43
8.3.40.0140.00718.70
8.3.30.0040.01118.47
8.3.20.0000.00818.51
8.3.10.0080.00020.53
8.3.00.0080.00017.38
8.2.180.0140.00316.63
8.2.170.0080.00622.96
8.2.160.0130.00022.20
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0000.00719.89
8.2.110.0030.00622.27
8.2.100.0070.00418.03
8.2.90.0040.00417.75
8.2.80.0000.00817.97
8.2.70.0030.00617.80
8.2.60.0070.00018.16
8.2.50.0080.00018.10
8.2.40.0050.00319.22
8.2.30.0040.00419.14
8.2.20.0090.00017.52
8.2.10.0050.00217.63
8.2.00.0000.00917.67
8.1.280.0120.00625.92
8.1.270.0070.00023.99
8.1.260.0100.00326.35
8.1.250.0040.00428.09
8.1.240.0090.00019.17
8.1.230.0000.01117.70
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0030.00617.35
8.1.190.0000.00817.35
8.1.180.0000.00718.10
8.1.170.0080.00018.59
8.1.160.0040.00418.92
8.1.150.0000.00818.88
8.1.140.0040.00417.45
8.1.130.0000.00717.80
8.1.120.0000.00817.46
8.1.110.0030.00517.45
8.1.100.0070.00017.49
8.1.90.0000.00717.41
8.1.80.0000.00717.52
8.1.70.0000.00817.37
8.1.60.0030.00517.57
8.1.50.0000.00817.43
8.1.40.0050.00317.49
8.1.30.0050.00217.50
8.1.20.0040.00417.66
8.1.10.0040.00417.42
8.1.00.0040.00417.32
8.0.300.0000.00818.77
8.0.290.0040.00416.63
8.0.280.0040.00418.43
8.0.270.0000.00716.87
8.0.260.0030.00318.60
8.0.250.0070.00017.03
8.0.240.0030.00616.96
8.0.230.0040.00217.03
8.0.220.0000.00716.86
8.0.210.0030.00316.96
8.0.200.0030.00517.07
8.0.190.0030.00316.96
8.0.180.0040.00416.86
8.0.170.0030.00516.89
8.0.160.0030.00516.95
8.0.150.0030.00616.84
8.0.140.0000.00916.94
8.0.130.0030.00313.37
8.0.120.0030.00516.80
8.0.110.0040.00416.91
8.0.100.0070.00016.79
8.0.90.0050.00216.73
8.0.80.0140.00716.91
8.0.70.0050.00317.00
8.0.60.0030.00516.89
8.0.50.0000.00816.96
8.0.30.0090.01217.11
8.0.20.0050.01417.07
8.0.10.0040.00417.11
8.0.00.0070.01216.75
7.4.330.0000.00514.66
7.4.320.0000.00716.45
7.4.300.0060.00016.50
7.4.290.0000.00816.41
7.4.280.0090.00016.51
7.4.270.0000.00716.57
7.4.260.0000.00513.27
7.4.250.0040.00416.54
7.4.240.0070.00016.43
7.4.230.0000.00716.62
7.4.220.0130.00616.54
7.4.210.0080.00916.60
7.4.200.0030.00516.52
7.4.190.0000.00816.75
7.4.160.0060.01216.55
7.4.150.0130.00317.07
7.4.140.0070.01017.08
7.4.130.0100.00716.38
7.4.120.0130.00516.54
7.4.110.0040.01416.45
7.4.100.0110.00616.48
7.4.90.0110.00616.36
7.4.80.0120.00618.80
7.4.70.0160.00616.38
7.4.60.0100.00716.39
7.4.50.0030.00616.35
7.4.40.0070.00722.27
7.4.30.0120.00916.27
7.4.00.0040.01114.89
7.3.330.0050.00013.09
7.3.320.0030.00513.01
7.3.310.0030.00316.21
7.3.300.0040.00316.25
7.3.290.0060.01216.29
7.3.280.0110.00316.26
7.3.270.0100.00817.07
7.3.260.0110.00918.24
7.3.250.0120.00516.40
7.3.240.0110.00616.41
7.3.230.0090.00816.47
7.3.210.0100.00916.58
7.3.200.0130.00919.39
7.3.190.0130.01016.51
7.3.180.0110.00816.22
7.3.170.0040.01616.27
7.3.160.0070.00716.21
7.3.120.0130.00314.77
7.2.330.0150.00616.62
7.2.320.0140.00716.32
7.2.310.0130.01216.73
7.2.300.0060.01416.45
7.2.290.0040.01416.50
7.2.00.0060.00319.32
7.1.100.0060.01018.25
7.1.70.0080.00017.27
7.1.60.0100.01319.40
7.1.50.0040.01116.86
7.1.00.0000.08022.52
7.0.200.0040.00416.89
7.0.140.0030.07322.07
7.0.60.0070.06720.05
7.0.50.0030.04717.90
7.0.40.0030.06720.30
7.0.30.0300.07720.14
7.0.20.0330.08720.12
7.0.10.0270.08720.20
7.0.00.0070.05720.20
5.6.280.0130.06320.85
5.6.210.0030.07720.66
5.6.200.0130.07318.14
5.6.190.0000.04720.66
5.6.180.0270.05720.43
5.6.170.0100.05020.42
5.6.160.0130.08020.49
5.6.150.0100.05718.07
5.6.140.0070.08018.15
5.6.130.0070.07318.12
5.6.120.0100.05021.02
5.6.110.0100.08020.97
5.6.100.0070.07020.95
5.6.90.0030.08020.98
5.6.80.0100.05320.38
5.6.70.1130.03720.34
5.5.350.0300.07020.29
5.5.340.0070.04017.93
5.5.330.0070.08320.12
5.5.320.0370.03320.43
5.5.310.0300.07720.20
5.5.300.0030.07017.94
5.5.290.0030.04717.95
5.5.280.0030.04720.95
5.5.270.0000.09320.76
5.5.260.0130.08020.96
5.5.250.0000.04320.57
5.5.240.0070.04320.25
5.4.450.0000.06019.26
5.4.440.0000.06019.39
5.4.430.0070.03719.13
5.4.420.0100.08319.41
5.4.410.0030.07718.98
5.4.400.0030.05019.10
5.4.390.0030.03719.13
5.4.380.0000.04319.24
5.4.370.0000.06019.09
5.4.360.0070.05018.92
5.4.350.0030.05719.09
5.4.340.0000.05319.09
5.4.320.0030.07319.09
5.4.310.0170.05319.06
5.4.300.0070.06719.09
5.4.290.0000.04319.25
5.4.280.0000.04319.13
5.4.270.0070.04319.16
5.4.260.0070.05019.16
5.4.250.0030.04719.09
5.4.240.0070.04018.78
5.4.230.0070.07019.07
5.4.220.0000.07319.05
5.4.210.0000.05319.15
5.4.200.0170.06318.87
5.4.190.0000.05719.16
5.4.180.0030.07319.05
5.4.170.0070.07019.07
5.4.160.0070.08019.04
5.4.150.0070.07319.11
5.4.140.0100.07016.38
5.4.130.0000.06316.21
5.4.120.0070.06716.53
5.4.110.0030.05716.26
5.4.100.0030.04016.34
5.4.90.0070.07016.41
5.4.80.0070.05316.39
5.4.70.0030.03316.41
5.4.60.0030.03316.36
5.4.50.0000.07716.45
5.4.40.0070.04716.41
5.4.30.0070.06316.36
5.4.20.0070.05316.40
5.4.10.0030.05316.31
5.4.00.0030.06015.72
5.3.290.0030.06014.61
5.3.280.0030.06014.68
5.3.270.0000.07714.46
5.3.260.0070.06314.55
5.3.250.0000.06714.44
5.3.240.0030.06314.69
5.3.230.0000.05014.45
5.3.220.0030.06314.59
5.3.210.0000.06014.59
5.3.200.0070.03714.50
5.3.190.0030.07714.43
5.3.180.0070.06014.39
5.3.170.0070.03714.46
5.3.160.0000.04014.40
5.3.150.0000.04714.41
5.3.140.0000.06014.50
5.3.130.0000.07314.50
5.3.120.0070.06714.50
5.3.110.0030.05714.49
5.3.100.0000.08013.89
5.3.90.0070.06314.04
5.3.80.0000.06713.89
5.3.70.0070.05013.91
5.3.60.0000.07313.96
5.3.50.0070.06713.89
5.3.40.0000.07713.72
5.3.30.0030.07013.68
5.3.20.0070.03013.54
5.3.10.0030.03013.60
5.3.00.0000.03713.41
5.2.170.0030.05011.15
5.2.160.0030.04711.15
5.2.150.0070.04311.16
5.2.140.0000.03311.09
5.2.130.0030.02711.09
5.2.120.0030.02711.09
5.2.110.0000.03011.09
5.2.100.0000.03011.09
5.2.90.0000.03011.14
5.2.80.0030.02711.09
5.2.70.0000.03011.09
5.2.60.0030.02311.20
5.2.50.0000.02711.09
5.2.40.0000.02711.09
5.2.30.0000.03011.09
5.2.20.0000.03011.09
5.2.10.0030.02711.09
5.2.00.0000.03311.09
5.1.60.0000.02311.09
5.1.50.0000.02711.09
5.1.40.0000.02311.09
5.1.30.0000.02711.09
5.1.20.0030.02311.09
5.1.10.0030.02011.09
5.1.00.0000.02311.09
5.0.50.0070.01711.09
5.0.40.0000.02011.09
5.0.30.0000.03011.09
5.0.20.0000.01711.09
5.0.10.0000.02011.09
5.0.00.0000.03011.09
4.4.90.0030.01011.09
4.4.80.0000.01311.09
4.4.70.0000.01711.09
4.4.60.0000.01311.09
4.4.50.0000.01711.09
4.4.40.0000.02311.09
4.4.30.0000.01711.09
4.4.20.0070.01011.09
4.4.10.0000.01711.09
4.4.00.0000.03011.09
4.3.110.0000.01311.09
4.3.100.0000.01311.09
4.3.90.0030.01311.09
4.3.80.0000.02311.09
4.3.70.0000.01311.09
4.3.60.0000.01311.09
4.3.50.0000.01311.09
4.3.40.0000.02311.09
4.3.30.0000.02011.09
4.3.20.0030.01311.09
4.3.10.0000.01311.09
4.3.00.0000.01311.09

preferences:
50.47 ms | 401 KiB | 5 Q