3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo "foo\x08\x08\x08";

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)
8.3.60.0030.01418.31
8.3.50.0090.00921.98
8.3.40.0110.00418.62
8.3.30.0070.00719.02
8.3.20.0050.00320.04
8.3.10.0040.00421.84
8.3.00.0040.00422.40
8.2.180.0120.00918.41
8.2.170.0100.00722.96
8.2.160.0100.00320.77
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0030.00519.48
8.2.110.0040.00422.08
8.2.100.0120.00017.50
8.2.90.0000.00718.98
8.2.80.0080.00017.97
8.2.70.0060.00617.25
8.2.60.0030.00518.04
8.2.50.0080.00018.07
8.2.40.0030.00617.91
8.2.30.0000.00817.80
8.2.20.0040.00417.58
8.2.10.0040.00417.55
8.2.00.0020.00517.50
8.1.280.0110.00325.92
8.1.270.0080.00023.99
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00023.73
8.1.230.0070.00419.09
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0040.00417.40
8.1.180.0030.00518.10
8.1.170.0050.00318.54
8.1.160.0000.00721.87
8.1.150.0040.00418.45
8.1.140.0000.00717.36
8.1.130.0030.00317.66
8.1.120.0070.00017.29
8.1.110.0040.00417.29
8.1.100.0000.00717.39
8.1.90.0000.00717.20
8.1.80.0050.00217.28
8.1.70.0030.00317.29
8.1.60.0070.00417.32
8.1.50.0030.00517.27
8.1.40.0040.00417.36
8.1.30.0050.00317.46
8.1.20.0000.00817.36
8.1.10.0030.00517.30
8.1.00.0050.00317.38
8.0.300.0070.00018.77
8.0.290.0000.00716.89
8.0.280.0040.00418.23
8.0.270.0040.00417.23
8.0.260.0030.00516.65
8.0.250.0030.00316.77
8.0.240.0030.00316.82
8.0.230.0000.00716.76
8.0.220.0000.00716.65
8.0.210.0070.00016.70
8.0.200.0030.00316.83
8.0.190.0030.00316.69
8.0.180.0000.00716.76
8.0.170.0000.00716.82
8.0.160.0000.00716.70
8.0.150.0000.00716.79
8.0.140.0040.00316.70
8.0.130.0030.00313.14
8.0.120.0040.00416.70
8.0.110.0000.00716.68
8.0.100.0000.00716.78
8.0.90.0050.00216.70
8.0.80.0060.01316.67
8.0.70.0000.00716.60
8.0.60.0000.00716.70
8.0.50.0000.00716.79
8.0.30.0120.00616.98
8.0.20.0120.00917.40
8.0.10.0040.00416.76
8.0.00.0110.00816.66
7.4.330.0070.00015.07
7.4.320.0030.00316.35
7.4.300.0000.00616.35
7.4.290.0070.00016.46
7.4.280.0030.00316.46
7.4.270.0070.00016.38
7.4.260.0070.00016.36
7.4.250.0040.00416.25
7.4.240.0040.00416.37
7.4.230.0070.00016.27
7.4.220.0090.00916.23
7.4.210.0040.01016.42
7.4.200.0000.00716.33
7.4.190.0000.00716.33
7.4.160.0170.00016.43
7.4.150.0100.00717.40
7.4.140.0100.00717.86
7.4.130.0140.00616.48
7.4.120.0070.01216.30
7.4.110.0200.01716.41
7.4.100.0070.01016.23
7.4.90.0030.01316.39
7.4.80.0130.00316.27
7.4.70.0030.01616.36
7.4.60.0070.01016.48
7.4.50.0030.00616.21
7.4.40.0060.01322.77
7.4.30.0100.01016.37
7.4.00.0130.00014.59
7.3.330.0000.00512.91
7.3.320.0000.00612.98
7.3.310.0000.00716.21
7.3.300.0050.00216.09
7.3.290.0060.00916.12
7.3.280.0080.00716.16
7.3.270.0070.01017.40
7.3.260.0140.00916.09
7.3.250.0090.01016.32
7.3.240.0120.00416.36
7.3.230.0060.00916.39
7.3.210.0150.00916.21
7.3.200.0070.01019.39
7.3.190.0090.01216.38
7.3.180.0090.00616.30
7.3.170.0090.01216.32
7.3.160.0060.00916.00
7.3.120.0070.00714.75
7.2.330.0150.00416.21
7.2.320.0060.01216.51
7.2.310.0070.01116.49
7.2.300.0100.00616.30
7.2.290.0120.00416.52
7.2.60.0100.00316.98
7.1.200.0000.01315.56
7.1.100.0070.01018.02
7.1.70.0030.00616.88
7.1.60.0070.01719.82
7.1.50.0040.00716.74
7.1.00.0030.07722.41
7.0.200.0040.00416.48
7.0.140.0030.07722.21
7.0.60.0070.08019.84
7.0.50.0070.06317.84
7.0.40.0070.09020.06
7.0.30.0300.06020.01
7.0.20.0270.07720.17
7.0.10.0100.04020.21
7.0.00.0070.08720.04
5.6.280.0070.06321.04
5.6.210.0070.07020.76
5.6.200.0070.08018.23
5.6.190.0000.06020.27
5.6.180.0330.05320.43
5.6.170.0130.04020.38
5.6.160.0200.04320.48
5.6.150.0100.05318.22
5.6.140.0030.08018.21
5.6.130.0070.03718.13
5.6.120.0030.08020.98
5.6.110.0270.06320.98
5.6.100.0070.08021.07
5.6.90.0200.07320.97
5.6.80.0130.06020.35
5.5.350.0200.04320.43
5.5.340.0000.04317.98
5.5.330.0100.05320.43
5.5.320.0330.05320.41
5.5.310.0230.03720.17
5.5.300.0000.04317.98
5.5.290.0000.06317.96
5.5.280.0030.04320.73
5.5.270.0130.05720.83
5.5.260.0070.08320.92
5.5.250.0070.03720.67
5.5.240.0070.07720.03
5.4.450.1030.08719.57
5.4.440.0230.05319.40
5.4.430.0100.05719.47
5.4.420.0130.06719.46
5.4.410.0100.05018.87
5.4.400.0170.04718.73
5.4.390.0030.05718.61
5.4.380.0100.06018.69
5.4.370.0200.04718.63
5.4.360.0430.03718.64
5.4.350.0050.03611.97
5.4.340.0090.04711.97
5.4.320.0090.04312.45
5.4.310.0120.04112.45
5.4.300.0090.03812.45
5.4.290.0060.04412.45
5.4.280.0040.03612.35
5.4.270.0090.04312.35
5.4.260.0060.04112.34
5.4.250.0080.03912.35
5.4.240.0080.04112.34
5.4.230.0050.04112.34
5.4.220.0060.03912.34
5.4.210.0060.03912.34
5.4.200.0070.04112.34
5.4.190.0060.03912.33
5.4.180.0060.03412.34
5.4.170.0200.04212.33
5.4.160.0450.04312.32
5.4.150.0270.06612.32
5.4.140.0140.04512.00
5.4.130.0210.05411.99
5.4.120.0150.04511.95
5.4.110.0230.06611.94
5.4.100.0270.06511.94
5.4.90.0140.04511.94
5.4.80.0160.04311.94
5.4.70.0190.04111.94
5.4.60.0200.04011.95
5.4.50.0230.05011.94
5.4.40.0250.06411.93
5.4.30.0240.06411.93
5.4.20.0150.04511.93
5.4.10.0210.03811.93
5.4.00.0160.03911.41
5.3.290.0090.04112.80
5.3.280.0090.04412.71
5.3.270.0270.06512.72
5.3.260.0240.06812.72
5.3.250.0230.06912.72
5.3.240.0350.05712.72
5.3.230.0160.04612.71
5.3.220.0180.04612.68
5.3.210.0250.06812.68
5.3.200.0140.04712.68
5.3.190.0210.04212.68
5.3.180.0270.07912.67
5.3.170.0240.06712.67
5.3.160.0170.04512.67
5.3.150.0150.04712.67
5.3.140.0220.06812.66
5.3.130.0190.04312.65
5.3.120.0280.06412.66
5.3.110.0180.04312.66
5.3.100.0260.06512.12
5.3.90.0210.03912.08
5.3.80.0160.04512.07
5.3.70.0270.06512.07
5.3.60.0140.04912.06
5.3.50.0250.06712.00
5.3.40.0170.04512.00
5.3.30.0240.06711.94
5.3.20.0230.06911.72
5.3.10.0230.06511.68
5.3.00.0080.05011.66

preferences:
46.36 ms | 401 KiB | 5 Q