3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "THEDLSDARNVNSCCVBXXMTGFRWSCVIYTVBVSDOPTRVBNMAITYSURFDMOTYYERSAWERTYMOITRUHDYRTBDIVNOWUNMBORNSTR"; for ($x=1 ; $x<strlen($str) ; $x += $x) { echo $str[$x]; }

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)
8.3.60.0050.01016.48
8.3.50.0070.00721.93
8.3.40.0140.00018.67
8.3.30.0110.00419.04
8.3.20.0040.00420.16
8.3.10.0040.00423.65
8.3.00.0050.00322.44
8.2.180.0040.01116.63
8.2.170.0120.00322.96
8.2.160.0130.00320.38
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0030.01026.16
8.2.120.0000.00822.08
8.2.110.0100.00722.26
8.2.100.0030.01017.84
8.2.90.0080.00019.40
8.2.80.0050.00317.97
8.2.70.0060.00317.63
8.2.60.0030.00518.04
8.2.50.0030.00618.07
8.2.40.0040.00418.34
8.2.30.0030.00618.14
8.2.20.0050.00217.83
8.2.10.0000.00817.50
8.2.00.0030.00617.62
8.1.280.0070.00725.92
8.1.270.0000.00824.02
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0000.00823.84
8.1.230.0090.00319.08
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0030.00917.23
8.1.190.0000.00717.39
8.1.180.0040.00418.10
8.1.170.0060.00318.68
8.1.160.0000.00821.98
8.1.150.0050.00318.64
8.1.140.0030.00617.50
8.1.130.0050.00217.83
8.1.120.0040.00417.41
8.1.110.0040.00417.32
8.1.100.0000.00717.27
8.1.90.0050.00217.38
8.1.80.0030.00317.41
8.1.70.0070.00017.34
8.1.60.0000.00817.60
8.1.50.0050.00317.39
8.1.40.0000.00917.35
8.1.30.0030.00517.54
8.1.20.0030.00617.61
8.1.10.0040.00417.52
8.1.00.0000.00717.49
8.0.300.0080.00018.77
8.0.290.0040.00417.05
8.0.280.0080.00018.51
8.0.270.0030.00317.20
8.0.260.0000.00816.81
8.0.250.0030.00316.89
8.0.240.0030.00316.86
8.0.230.0000.00716.93
8.0.220.0040.00416.74
8.0.210.0030.00316.74
8.0.200.0000.00716.90
8.0.190.0000.00816.91
8.0.180.0030.00516.82
8.0.170.0030.00516.75
8.0.160.0000.00816.77
8.0.150.0040.00416.81
8.0.140.0030.00316.68
8.0.130.0060.00013.24
8.0.120.0050.00216.76
8.0.110.0000.00716.83
8.0.100.0000.00716.83
8.0.90.0040.00416.85
8.0.80.0040.01416.80
8.0.70.0040.00416.76
8.0.60.0040.00416.85
8.0.50.0040.00416.70
8.0.30.0100.01116.86
8.0.20.0120.00617.40
8.0.10.0070.00016.94
8.0.00.0090.01016.63
7.4.330.0050.00015.00
7.4.320.0030.00316.37
7.4.300.0030.00316.52
7.4.290.0000.00716.55
7.4.280.0030.00516.35
7.4.270.0030.00316.36
7.4.260.0000.00716.43
7.4.250.0040.00416.39
7.4.240.0040.00416.49
7.4.230.0000.00716.45
7.4.220.0070.01116.58
7.4.210.0040.01016.54
7.4.200.0040.00416.63
7.4.190.0000.00716.30
7.4.160.0060.00916.37
7.4.150.0070.01117.40
7.4.140.0090.01117.86
7.4.130.0130.00416.45
7.4.120.0080.00816.53
7.4.110.0070.01016.51
7.4.100.0100.00716.26
7.4.90.0100.01316.38
7.4.80.0200.00319.39
7.4.70.0060.01216.46
7.4.60.0080.01016.25
7.4.50.0060.00316.57
7.4.40.0030.01222.77
7.4.30.0110.00616.39
7.4.00.0040.01314.97
7.3.330.0050.00013.21
7.3.320.0020.00213.25
7.3.310.0050.00216.27
7.3.300.0030.00316.36
7.3.290.0150.00616.31
7.3.280.0080.00716.33
7.3.270.0120.00417.40
7.3.260.0060.01216.55
7.3.250.0140.00316.47
7.3.240.0150.00316.54
7.3.230.0030.01416.64
7.3.210.0060.01616.45
7.3.200.0080.01419.39
7.3.190.0070.01316.56
7.3.180.0180.00416.32
7.3.170.0130.00316.33
7.3.160.0090.00616.42
7.3.120.0090.00815.01
7.3.110.0030.01714.95
7.3.100.0100.00615.13
7.3.90.0000.00915.00
7.3.80.0080.00614.80
7.3.70.0060.00614.91
7.3.60.0060.00914.82
7.3.50.0060.00914.94
7.3.40.0070.00714.77
7.3.30.0040.01114.78
7.3.20.0140.00416.68
7.3.10.0100.00316.35
7.3.00.0110.00716.54
7.2.330.0140.00516.64
7.2.320.0090.00916.36
7.2.310.0140.00316.44
7.2.300.0150.00616.54
7.2.290.0160.00616.64
7.2.250.0070.01414.77
7.2.240.0070.01415.21
7.2.230.0100.00715.10
7.2.220.0040.00714.91
7.2.210.0000.01214.96
7.2.200.0030.01014.96
7.2.190.0030.00915.04
7.2.180.0040.00715.19
7.2.170.0030.01114.98
7.2.00.0030.00819.20
7.1.330.0070.00716.00
7.1.320.0000.01315.91
7.1.310.0090.00015.77
7.1.300.0040.01115.72
7.1.290.0060.00615.89
7.1.280.0050.00515.68
7.1.270.0000.01315.54
7.1.260.0090.00615.78
7.1.100.0070.00717.94
7.1.70.0170.00216.98
7.1.60.0170.01019.29
7.1.50.0100.01316.92
7.1.00.0000.07722.28
7.0.200.0000.00716.61
7.0.140.0000.07722.21
7.0.60.0030.08319.93
7.0.50.0070.06717.78
7.0.40.0070.04720.21
7.0.30.0330.04320.09
7.0.20.0400.06720.02
7.0.10.0030.06720.08
7.0.00.0130.04320.00
5.6.280.0100.06721.12
5.6.210.0030.05320.66
5.6.200.0030.08318.11
5.6.190.0030.04320.45
5.6.180.0300.07720.35
5.6.170.0170.07720.46
5.6.160.0100.05720.48
5.6.150.0070.06718.11
5.6.140.0030.07018.12
5.6.130.0070.05318.15
5.6.120.0130.07721.14
5.6.110.0170.07320.89
5.6.100.0200.07321.13
5.6.90.0000.05020.91
5.6.80.0030.06720.52
5.6.70.4370.04020.36
5.5.350.0030.05320.34
5.5.340.0030.04017.92
5.5.330.0000.04320.47
5.5.320.0100.08020.24
5.5.310.0230.07320.20
5.5.300.0030.08717.96
5.5.290.0100.04317.89
5.5.280.0070.04320.76
5.5.270.0230.07020.86
5.5.260.0100.08720.97
5.5.250.0030.06320.57
5.5.240.0300.07720.19
5.4.450.0770.05719.29
5.4.440.0730.05319.10
5.4.430.0800.05719.63
5.4.420.0870.00019.48
5.4.410.0130.06318.85
5.4.400.0200.05318.49
5.4.390.0100.06018.52
5.4.380.0070.06718.72
5.4.370.0030.04018.59
5.4.360.0230.03718.47
5.4.350.0070.03511.97
5.4.340.0080.03311.97
5.4.320.0080.04412.45
5.4.310.0070.04312.46
5.4.300.0070.04912.46
5.4.290.0040.03912.45
5.4.280.0060.04312.35
5.4.270.0060.03812.35
5.4.260.0070.03712.32
5.4.250.0060.03812.32
5.4.240.0020.03912.32
5.4.230.0050.03912.31
5.4.220.0060.03812.31
5.4.210.0080.03212.31
5.4.200.0060.04012.31
5.4.190.0080.04712.30
5.4.180.0130.04712.30
5.4.170.0080.04812.32
5.4.160.0100.06512.31
5.4.150.0070.04612.31
5.4.140.0060.03711.99
5.4.130.0060.04611.98
5.4.120.0050.04411.94
5.4.110.0070.03711.93
5.4.100.0070.03411.93
5.4.90.0060.03511.93
5.4.80.0030.03911.93
5.4.70.0050.03611.93
5.4.60.0060.04011.92
5.4.50.0060.03511.92
5.4.40.0060.03611.91
5.4.30.0050.03811.91
5.4.20.0040.03811.91
5.4.10.0090.04111.91
5.4.00.0090.04511.40
5.3.290.0060.04312.80
5.3.280.0100.04312.71
5.3.270.0100.03712.72
5.3.260.0070.04312.72
5.3.250.0060.03812.71
5.3.240.0040.03912.72
5.3.230.0060.03712.71
5.3.220.0050.03812.68
5.3.210.0040.04212.68
5.3.200.0100.04612.68
5.3.190.0060.03712.68
5.3.180.0060.03512.67
5.3.170.0070.03412.67
5.3.160.0040.03812.67
5.3.150.0080.03512.68
5.3.140.0070.03512.66
5.3.130.0050.04012.66
5.3.120.0050.04012.65
5.3.110.0060.03912.66
5.3.100.0040.03812.12
5.3.90.0070.03512.08
5.3.80.0040.03812.07
5.3.70.0070.03512.07
5.3.60.0050.03712.06
5.3.50.0080.03512.00
5.3.40.0080.06412.00
5.3.30.0100.05011.94
5.3.20.0090.04211.69
5.3.10.0070.05611.65
5.3.00.0080.05211.64
5.2.170.0040.0369.14
5.2.160.0040.0299.14
5.2.150.0030.0319.14
5.2.140.0060.0319.14
5.2.130.0030.0329.10
5.2.120.0040.0299.10
5.2.110.0060.0269.11
5.2.100.0050.0279.11
5.2.90.0050.0289.10
5.2.80.0030.0329.09
5.2.70.0050.0299.09
5.2.60.0050.0299.05
5.2.50.0060.0289.02
5.2.40.0040.0298.99
5.2.30.0070.0348.97
5.2.20.0130.0338.96
5.2.10.0070.0308.88
5.2.00.0030.0328.74
5.1.60.0060.0248.02
5.1.50.0050.0248.03
5.1.40.0030.0298.02
5.1.30.0050.0268.36
5.1.20.0030.0308.39
5.1.10.0040.0298.11
5.1.00.0030.0268.11
5.0.50.0040.0206.59
5.0.40.0020.0206.44
5.0.30.0020.0326.26
5.0.20.0030.0196.23
5.0.10.0030.0206.21
5.0.00.0040.0326.20
4.4.90.0050.0134.78
4.4.80.0030.0214.75
4.4.70.0030.0204.75
4.4.60.0020.0174.76
4.4.50.0030.0154.77
4.4.40.0040.0234.70
4.4.30.0030.0144.76
4.4.20.0040.0144.85
4.4.10.0050.0134.85
4.4.00.0040.0234.75
4.3.110.0030.0154.67
4.3.100.0030.0154.66
4.3.90.0020.0154.64
4.3.80.0030.0234.58
4.3.70.0010.0164.63
4.3.60.0040.0134.63
4.3.50.0020.0164.63
4.3.40.0030.0234.54
4.3.30.0030.0153.27
4.3.20.0020.0173.25
4.3.10.0050.0163.22
4.3.00.0130.0206.55

preferences:
36.38 ms | 401 KiB | 5 Q