3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(pack('H*', '15db9742'));

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)
8.3.60.0070.00716.63
8.3.50.0120.00522.04
8.3.40.0070.01018.55
8.3.30.0110.00318.88
8.3.20.0050.00220.32
8.3.10.0000.00823.57
8.3.00.0000.00722.33
8.2.180.0120.00616.32
8.2.170.0110.00422.96
8.2.160.0100.00722.17
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0130.00626.16
8.2.120.0080.00022.02
8.2.110.0030.00622.16
8.2.100.0100.00317.66
8.2.90.0000.00819.11
8.2.80.0000.00817.97
8.2.70.0040.00417.50
8.2.60.0040.00517.80
8.2.50.0000.01118.07
8.2.40.0060.00317.91
8.2.30.0000.00717.81
8.2.20.0000.00717.45
8.2.10.0030.00619.25
8.2.00.0050.00317.60
8.1.280.0100.00725.92
8.1.270.0040.00423.91
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0040.00424.02
8.1.230.0110.00019.08
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0000.01017.23
8.1.190.0030.00517.28
8.1.180.0060.00318.10
8.1.170.0080.00018.54
8.1.160.0000.00821.95
8.1.150.0000.00718.51
8.1.140.0070.00017.36
8.1.130.0000.00717.64
8.1.120.0000.00717.36
8.1.110.0000.00817.36
8.1.100.0000.00717.22
8.1.90.0000.00817.30
8.1.80.0000.00717.34
8.1.70.0000.00717.23
8.1.60.0000.00817.43
8.1.50.0030.00617.33
8.1.40.0000.00717.25
8.1.30.0040.00417.39
8.1.20.0030.00517.45
8.1.10.0000.00717.34
8.1.00.0080.00017.31
8.0.300.0000.00718.77
8.0.290.0080.00016.93
8.0.280.0030.00318.30
8.0.270.0000.00717.08
8.0.260.0000.00716.63
8.0.250.0040.00416.77
8.0.240.0000.00716.74
8.0.230.0030.00316.78
8.0.220.0060.00016.65
8.0.210.0060.00316.73
8.0.200.0110.00016.69
8.0.190.0060.00316.82
8.0.180.0040.00416.71
8.0.170.0000.00716.71
8.0.160.0050.00316.63
8.0.150.0000.00716.57
8.0.140.0080.00016.75
8.0.130.0050.00013.17
8.0.120.0000.00816.61
8.0.110.0040.00416.71
8.0.100.0000.00716.70
8.0.90.0040.00416.83
8.0.80.0130.01016.75
8.0.70.0050.00216.59
8.0.60.0040.00416.73
8.0.50.0000.00716.65
8.0.30.0150.00516.94
8.0.20.0060.01317.40
8.0.10.0040.00416.83
8.0.00.0100.01016.75
7.4.330.0000.00515.02
7.4.320.0060.00016.48
7.4.300.0000.00616.47
7.4.290.0000.00716.39
7.4.280.0030.00316.50
7.4.270.0080.00016.34
7.4.260.0030.00316.45
7.4.250.0040.00416.26
7.4.240.0000.00716.47
7.4.230.0000.00716.50
7.4.220.0150.00316.27
7.4.210.0120.00516.46
7.4.200.0030.00316.50
7.4.190.0030.00316.33
7.4.160.0080.01616.32
7.4.150.0000.01717.40
7.4.140.0090.01117.86
7.4.130.0110.00816.43
7.4.120.0060.01416.33
7.4.110.0100.00716.34
7.4.100.0090.00916.52
7.4.90.0100.00716.43
7.4.80.0080.00819.39
7.4.70.0070.01016.40
7.4.60.0070.01416.17
7.4.50.0040.00416.34
7.4.40.0100.00322.77
7.4.30.0050.01116.29
7.4.00.0030.01414.93
7.3.330.0030.00313.01
7.3.320.0060.00013.00
7.3.310.0000.00616.07
7.3.300.0000.00716.01
7.3.290.0140.00016.11
7.3.280.0080.01016.22
7.3.270.0120.00617.40
7.3.260.0060.01216.36
7.3.250.0100.00716.27
7.3.240.0150.00216.20
7.3.230.0130.00316.39
7.3.210.0070.01016.11
7.3.200.0180.00419.39
7.3.190.0090.00916.34
7.3.180.0060.01016.20
7.3.170.0100.00616.27
7.3.160.0000.01916.02
7.3.120.0070.01014.73
7.2.330.0030.01316.17
7.2.320.0140.00416.54
7.2.310.0130.00316.21
7.2.300.0070.01016.49
7.2.290.0080.00816.22
7.2.00.0060.01219.11
7.1.100.0030.00618.14
7.1.70.0060.00316.81
7.1.60.0110.00019.29
7.1.50.0090.00916.95
7.1.00.0030.07722.46
7.0.200.0030.01316.54
7.0.140.0000.07722.04
7.0.110.0100.07319.88
7.0.100.0130.05720.03
7.0.90.0100.03319.92
7.0.80.0070.04319.92
7.0.70.0100.07720.02
7.0.60.0030.06320.01
7.0.50.0130.03019.87
7.0.40.0000.07719.86
7.0.30.0030.04319.75
7.0.20.0030.08319.81
7.0.10.0030.07719.64
7.0.00.0030.06719.73
5.6.280.0070.07020.86
5.6.260.0100.06020.68
5.6.250.0070.07720.87
5.6.240.0170.07320.62
5.6.230.0070.04720.68
5.6.220.0130.07720.64
5.6.210.0030.04020.63
5.6.200.0170.08020.84
5.6.190.0000.04320.60
5.6.180.0070.03720.64
5.6.170.0070.07320.64
5.6.160.0030.06720.70
5.6.150.0100.04720.64
5.6.140.0000.05020.61
5.6.130.0070.06720.60
5.6.120.0030.04720.60
5.6.110.0030.04020.57
5.6.100.0000.05020.63
5.6.90.0000.04320.59
5.6.80.0070.03719.88
5.6.70.0070.03720.07
5.6.60.0030.04020.01
5.6.50.0070.06320.05
5.6.40.0030.04020.00
5.6.30.0030.07319.93
5.6.20.0070.03720.05
5.6.10.0070.05320.05
5.6.00.0000.04319.96
5.5.380.0000.04017.62
5.5.370.0170.06717.63
5.5.360.0100.05317.45
5.5.350.0070.05017.54
5.5.340.0070.03718.06
5.5.330.0030.04018.16
5.5.320.0170.07018.13
5.5.310.0070.09317.77
5.5.300.0000.04317.87
5.5.290.0030.05318.15
5.5.280.0000.05318.12
5.5.270.0100.04017.82
5.5.260.0030.04018.17
5.5.250.0070.05017.58
5.5.240.0070.03317.25
5.5.230.0000.04317.54
5.5.220.0100.07317.38
5.5.210.0030.04017.24
5.5.200.0070.04717.41
5.5.190.0030.04317.47
5.5.180.0100.05017.60
5.5.160.0070.05017.48
5.5.150.0030.05017.44
5.5.140.0070.05317.60
5.5.130.0000.04317.60
5.5.120.0070.03717.36
5.5.110.0070.07017.46
5.5.100.0100.06717.38
5.5.90.0030.06717.37
5.5.80.0170.05717.10
5.5.70.0000.06317.49
5.5.60.0030.04717.37
5.5.50.0030.03317.38
5.5.40.0000.04017.37
5.5.30.0100.05317.41
5.5.20.0000.04717.26
5.5.10.0070.06317.13
5.5.00.0070.03317.48
5.4.450.0070.07019.32
5.4.440.0030.04019.27
5.4.430.0030.04019.32
5.4.420.0100.06019.35
5.4.410.0030.03719.20
5.4.400.0030.04019.24
5.4.390.0030.03719.07
5.4.380.0030.03719.10
5.4.370.0070.07318.93
5.4.360.0070.03318.98
5.4.350.0030.04718.98
5.4.340.0030.05318.93
5.4.320.0070.03319.09
5.4.310.0130.02719.10
5.4.300.0100.03018.93
5.4.290.0000.07719.08
5.4.280.0100.03319.20
5.4.270.0030.06319.03
5.4.260.0130.02718.97
5.4.250.0100.06318.93
5.4.240.0130.06719.14
5.4.230.0030.07319.09
5.4.220.0070.03718.97
5.4.210.0070.04319.07
5.4.200.0000.04018.97
5.4.190.0130.06719.01
5.4.180.0030.03719.01
5.4.170.0070.05319.00
5.4.160.0030.03719.21
5.4.150.0070.07019.08
5.4.140.0030.03716.36
5.4.130.0000.03716.21
5.4.120.0100.06016.20
5.4.110.0100.03316.18
5.4.100.0000.04016.39
5.4.90.0030.03716.37
5.4.80.0030.03316.20
5.4.70.0070.03016.47
5.4.60.0000.03716.50
5.4.50.0130.02316.24
5.4.40.0030.03316.51
5.4.30.0000.03316.47
5.4.20.0000.03716.23
5.4.10.0000.04316.31
5.4.00.0070.03015.79
5.3.290.0100.05014.76
5.3.280.0100.07014.66
5.3.270.0070.03314.54
5.3.260.0030.04014.54
5.3.250.0000.04014.61
5.3.240.0100.03014.66
5.3.230.0000.04014.42
5.3.220.0000.05714.50
5.3.210.0000.04014.35
5.3.200.0000.04014.35
5.3.190.0030.03714.66
5.3.180.0070.03314.47
5.3.170.0000.03714.43
5.3.160.0030.03014.58
5.3.150.0000.03314.49
5.3.140.0170.02314.62
5.3.130.0030.03014.37
5.3.120.0000.04014.58
5.3.110.0030.03714.60
5.3.100.0070.03313.88
5.3.90.0130.02714.04
5.3.80.0100.02713.86
5.3.70.0030.03013.87
5.3.60.0000.03313.89
5.3.50.0070.03313.82
5.3.40.0030.03713.88
5.3.30.0030.03013.85
5.3.20.0100.03013.70
5.3.10.0000.04713.68
5.3.00.0100.02713.58
5.2.170.0030.02311.94
5.2.160.0070.02011.94
5.2.150.0000.02711.94
5.2.140.0000.03011.94
5.2.130.0030.02311.94
5.2.120.0070.02311.94
5.2.110.0000.03011.94
5.2.100.0030.03011.94
5.2.90.0030.02711.94
5.2.80.0030.03011.94
5.2.70.0030.02711.94
5.2.60.0030.02311.94
5.2.50.0070.02011.94
5.2.40.0000.03011.94
5.2.30.0030.03011.94
5.2.20.0000.03011.94
5.2.10.0030.02711.94
5.2.00.0030.02711.94
5.1.60.0000.02711.94
5.1.50.0000.03011.94
5.1.40.0030.02311.94
5.1.30.0000.02711.94
5.1.20.0000.02711.94
5.1.10.0000.03011.94
5.1.00.0000.02711.94
5.0.50.0000.02311.94
5.0.40.0030.02011.94
5.0.30.0030.02711.94
5.0.20.0030.01711.94
5.0.10.0070.02011.94
5.0.00.0000.03311.94
4.4.90.0070.01711.94
4.4.80.0000.02011.94
4.4.70.0000.02011.94
4.4.60.0030.02311.94
4.4.50.0000.02011.94
4.4.40.0030.02011.94
4.4.30.0000.01711.94
4.4.20.0000.01711.94
4.4.10.0030.01311.94
4.4.00.0030.02311.94
4.3.110.0000.01711.94
4.3.100.0000.01711.94
4.3.90.0000.01711.94
4.3.80.0030.02011.94
4.3.70.0000.01711.94
4.3.60.0000.01311.94
4.3.50.0030.01311.94
4.3.40.0000.02711.94
4.3.30.0000.01311.94
4.3.20.0030.01311.94
4.3.10.0000.01311.94
4.3.00.0000.01311.94

preferences:
34.44 ms | 401 KiB | 5 Q