3v4l.org

run code in 300+ PHP versions simultaneously
<?php $hex = "\07bbb"; var_dump($hex);

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)
8.3.60.0120.00318.30
8.3.50.0130.00521.02
8.3.40.0070.01418.38
8.3.30.0110.00418.98
8.3.20.0040.00420.25
8.3.10.0000.00822.07
8.3.00.0050.00322.58
8.2.180.0090.00916.32
8.2.170.0040.01122.96
8.2.160.0070.00719.08
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0150.00426.16
8.2.120.0040.00717.38
8.2.110.0040.00421.96
8.2.100.0080.00419.45
8.2.90.0040.00419.05
8.2.80.0040.00417.97
8.2.70.0030.00617.63
8.2.60.0070.00417.93
8.2.50.0040.00418.07
8.2.40.0060.00318.03
8.2.30.0080.00017.84
8.2.20.0040.00417.59
8.2.10.0030.00517.55
8.2.00.0070.00317.64
8.1.280.0160.00425.92
8.1.270.0070.00023.99
8.1.260.0060.00326.35
8.1.250.0080.00028.09
8.1.240.0060.00323.82
8.1.230.0090.00318.90
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0030.00617.35
8.1.190.0000.00917.41
8.1.180.0040.00418.48
8.1.170.0080.00018.59
8.1.160.0000.00722.04
8.1.150.0000.00718.56
8.1.140.0000.00817.41
8.1.130.0030.00317.82
8.1.120.0000.00717.34
8.1.110.0040.00417.41
8.1.100.0050.00217.26
8.1.90.0000.00717.40
8.1.80.0030.00317.31
8.1.70.0070.00017.38
8.1.60.0000.00917.51
8.1.50.0020.00517.27
8.1.40.0030.00617.33
8.1.30.0030.00617.55
8.1.20.0090.00017.58
8.1.10.0030.00617.41
8.1.00.0000.00817.38
8.0.300.0060.00318.77
8.0.290.0070.00017.05
8.0.280.0070.00018.29
8.0.270.0070.00017.18
8.0.260.0000.00716.80
8.0.250.0030.00316.87
8.0.240.0040.00716.92
8.0.230.0030.00316.89
8.0.220.0030.00316.75
8.0.210.0030.00316.83
8.0.200.0070.00016.87
8.0.190.0040.00416.80
8.0.180.0030.00516.89
8.0.170.0040.00416.86
8.0.160.0070.00016.71
8.0.150.0000.00716.67
8.0.140.0050.00316.66
8.0.130.0030.00313.34
8.0.120.0000.00816.82
8.0.110.0080.00016.65
8.0.100.0050.00216.68
8.0.90.0000.00816.76
8.0.80.0030.01316.72
8.0.70.0070.00016.82
8.0.60.0040.00416.88
8.0.50.0070.00016.83
8.0.30.0080.01217.07
8.0.20.0100.01017.40
8.0.10.0040.00416.78
8.0.00.0070.00916.74
7.4.330.0020.00215.00
7.4.320.0000.00716.48
7.4.300.0030.00316.53
7.4.290.0040.00416.47
7.4.280.0040.00416.42
7.4.270.0000.00716.51
7.4.260.0000.00716.50
7.4.250.0040.00416.48
7.4.240.0010.00616.41
7.4.230.0030.00316.61
7.4.220.0160.01016.50
7.4.210.0050.00916.55
7.4.200.0000.00716.51
7.4.190.0030.00416.59
7.4.160.0090.00616.23
7.4.150.0070.01017.40
7.4.140.0090.00917.86
7.4.130.0140.00916.40
7.4.120.0080.01216.37
7.4.110.0090.01416.38
7.4.100.0060.01216.26
7.4.90.0060.01516.55
7.4.80.0140.00719.39
7.4.70.0130.01016.26
7.4.60.0040.01116.52
7.4.50.0000.00816.12
7.4.40.0120.00222.77
7.4.30.0150.00316.30
7.4.00.0060.00914.73
7.3.330.0000.00612.97
7.3.320.0040.00413.00
7.3.310.0030.00316.02
7.3.300.0030.00316.12
7.3.290.0070.00716.11
7.3.280.0080.00816.10
7.3.270.0060.01517.40
7.3.260.0110.00616.10
7.3.250.0100.00716.36
7.3.240.0130.00416.07
7.3.230.0150.00416.39
7.3.210.0030.01516.29
7.3.200.0100.00716.44
7.3.190.0070.01016.27
7.3.180.0160.00016.06
7.3.170.0090.01316.27
7.3.160.0060.01116.49
7.3.120.0100.00714.66
7.2.330.0100.00716.36
7.2.320.0060.01116.59
7.2.310.0060.01516.54
7.2.300.0000.01616.51
7.2.290.0090.00616.50
7.2.60.0030.01316.52
7.2.00.0110.00719.27
7.1.200.0030.00615.63
7.1.100.0040.01118.05
7.1.70.0040.00417.14
7.1.60.0130.01019.82
7.1.50.0090.00416.90
7.1.00.0030.07022.28
7.0.200.0090.00016.71
7.0.140.0070.07322.16
7.0.60.0130.07319.99
7.0.50.0070.05717.89
7.0.40.0030.05020.24
7.0.30.0470.04720.17
7.0.20.0170.04020.17
7.0.10.0070.04320.19
7.0.00.0070.08020.09
5.6.280.0030.07321.10
5.6.210.0100.07320.64
5.6.200.0030.05318.10
5.6.190.0170.07720.57
5.6.180.0300.07020.58
5.6.170.0130.04320.57
5.6.160.0070.04020.48
5.6.150.0130.07318.16
5.6.140.0130.07718.15
5.6.130.0130.07718.15
5.6.120.0000.04321.17
5.6.110.0030.07020.96
5.6.100.0030.04021.01
5.6.90.0000.09321.12
5.6.80.0100.06320.40
5.6.70.4570.03720.35
5.5.350.0470.06020.43
5.5.340.0030.07317.91
5.5.330.0130.06320.37
5.5.320.0230.03720.20
5.5.310.0270.07320.07
5.5.300.0030.08717.98
5.5.290.0070.07018.00
5.5.280.0030.05720.87
5.5.270.0070.08320.75
5.5.260.0070.08320.86
5.5.250.0130.07720.68
5.5.240.4270.03720.11
5.4.450.0830.07019.55
5.4.440.0830.05319.13
5.4.430.0800.05319.09
5.4.420.0700.05319.44
5.4.410.0700.07019.34
5.4.400.0370.05018.54
5.4.390.0300.06018.56
5.4.380.0300.05318.61
5.4.370.0130.05718.49
5.4.360.0200.04718.46
5.4.350.0200.07018.71
5.4.340.0200.05018.68
5.4.320.0050.03712.45
5.4.310.0080.04012.45
5.4.300.0060.04212.45
5.4.290.0090.03512.45
5.4.280.0050.03512.35
5.4.270.0070.03412.35
5.4.260.0130.04718.73
5.4.250.0230.04018.88
5.4.240.0200.04318.83
5.4.230.0130.06019.04
5.4.220.0200.06018.70
5.4.210.0070.05318.89
5.4.200.0130.05018.89
5.4.190.0130.04719.02
5.4.180.0070.05319.04
5.4.170.0100.05018.64
5.4.160.0070.05018.91
5.4.150.0200.04718.71
5.4.140.0070.06716.45
5.4.130.0200.04016.14
5.4.120.0070.04716.18
5.4.110.0130.04316.35
5.4.100.0100.04716.20
5.4.90.0100.04716.47
5.4.80.0100.05016.49
5.4.70.0000.05316.40
5.4.60.0070.05316.23
5.4.50.0030.05016.50
5.4.40.0070.05016.44
5.4.30.0100.06016.50
5.4.20.0070.05316.47
5.4.10.0070.05716.32
5.4.00.0200.05315.88
5.3.290.0060.03912.80
5.3.280.0070.06714.59
5.3.270.0030.08014.64
5.3.260.0170.04714.58
5.3.250.0100.05314.61
5.3.240.0000.06014.44
5.3.230.0070.06314.60
5.3.220.0030.07314.57
5.3.210.0070.05314.65
5.3.200.0100.05314.42
5.3.190.0100.04714.33
5.3.180.0100.05014.34
5.3.170.0200.03714.43
5.3.160.0030.05714.71
5.3.150.0000.05714.57
5.3.140.0170.05714.39
5.3.130.0170.06314.57
5.3.120.0170.06314.43
5.3.110.0070.05714.69
5.3.100.0130.06713.89
5.3.90.0130.06714.04
5.3.80.0070.05313.90
5.3.70.0200.04314.03
5.3.60.0100.05313.77
5.3.50.0100.06713.64
5.3.40.0030.05313.95
5.3.30.0070.05313.67
5.3.20.0070.06313.63
5.3.10.0130.05013.80
5.3.00.0130.04313.59
5.2.170.0100.04711.15
5.2.160.0070.04310.90
5.2.150.0070.06011.25
5.2.140.0070.04711.07
5.2.130.0070.06711.10
5.2.120.0000.05711.10
5.2.110.0070.04311.19
5.2.100.0200.02710.93
5.2.90.0130.05311.01
5.2.80.0030.04711.10
5.2.70.0100.04011.20
5.2.60.0030.06311.06
5.2.50.0000.04710.86
5.2.40.0070.04710.83
5.2.30.0170.03310.98
5.2.20.0070.05010.89
5.2.10.0170.02710.69
5.2.00.0070.04710.63
5.1.60.0000.04010.02
5.1.50.0100.03010.01
5.1.40.0000.0409.90
5.1.30.0070.03710.23
5.1.20.0070.03710.28
5.1.10.0070.03310.25
5.1.00.0030.05710.21
5.0.50.0100.0338.48
5.0.40.0030.0278.49
5.0.30.0070.0408.36
5.0.20.0100.0408.10
5.0.10.0000.0308.20
5.0.00.0000.0478.24
4.4.90.0000.0377.51
4.4.80.0070.0237.51
4.4.70.0130.0237.51
4.4.60.0000.0277.51
4.4.50.0030.0207.51
4.4.40.0100.0307.51
4.4.30.0130.0107.51
4.4.20.0030.0307.51
4.4.10.0100.0237.51
4.4.00.0030.0377.51
4.3.110.0000.0237.51
4.3.100.0130.0137.51
4.3.90.0100.0237.51
4.3.80.0030.0337.51
4.3.70.0000.0237.51
4.3.60.0070.0207.51
4.3.50.0070.0207.51
4.3.40.0030.0307.51
4.3.30.0030.0207.51
4.3.20.0000.0237.51
4.3.10.0000.0237.51
4.3.00.0000.0236.85

preferences:
39.19 ms | 401 KiB | 5 Q