3v4l.org

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

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)
8.3.60.0110.00418.18
8.3.50.0080.01021.20
8.3.40.0090.00619.02
8.3.30.0030.01319.04
8.3.20.0050.00320.34
8.3.10.0060.00322.14
8.3.00.0060.00322.44
8.2.180.0110.00418.41
8.2.170.0120.00322.96
8.2.160.0090.00919.20
8.2.150.0040.00424.18
8.2.140.0070.00724.66
8.2.130.0070.00726.16
8.2.120.0040.00419.48
8.2.110.0050.00521.18
8.2.100.0000.01117.84
8.2.90.0000.00919.17
8.2.80.0000.00817.97
8.2.70.0040.00417.63
8.2.60.0060.00318.05
8.2.50.0040.00418.07
8.2.40.0040.00419.95
8.2.30.0020.00518.13
8.2.20.0040.00417.62
8.2.10.0000.00817.57
8.2.00.0040.00417.52
8.1.280.0070.00725.92
8.1.270.0040.00423.99
8.1.260.0070.00026.35
8.1.250.0000.00828.09
8.1.240.0080.00021.44
8.1.230.0070.00417.45
8.1.220.0000.00817.74
8.1.210.0030.00618.77
8.1.200.0060.00317.23
8.1.190.0030.00517.22
8.1.180.0060.00318.45
8.1.170.0000.00818.49
8.1.160.0050.00322.04
8.1.150.0000.00718.45
8.1.140.0040.00417.38
8.1.130.0030.00317.73
8.1.120.0040.00417.45
8.1.110.0030.00517.28
8.1.100.0080.00017.37
8.1.90.0000.00717.48
8.1.80.0000.00817.44
8.1.70.0040.00417.32
8.1.60.0040.00417.48
8.1.50.0030.00517.41
8.1.40.0040.00417.35
8.1.30.0040.00417.52
8.1.20.0040.00417.62
8.1.10.0030.00517.54
8.1.00.0000.00717.43
8.0.300.0000.00718.77
8.0.290.0030.00616.88
8.0.280.0030.00518.36
8.0.270.0070.00017.13
8.0.260.0000.00716.74
8.0.250.0000.00716.96
8.0.240.0040.00416.84
8.0.230.0070.00016.94
8.0.220.0030.00316.81
8.0.210.0000.00616.84
8.0.200.0060.00016.74
8.0.190.0030.00316.82
8.0.180.0040.00416.87
8.0.170.0000.00716.74
8.0.160.0000.00816.78
8.0.150.0000.00816.75
8.0.140.0000.00816.80
8.0.130.0000.00613.22
8.0.120.0030.00516.67
8.0.110.0040.00416.73
8.0.100.0040.00416.70
8.0.90.0050.00316.80
8.0.80.0100.01016.82
8.0.70.0020.00516.82
8.0.60.0050.00316.71
8.0.50.0000.00716.86
8.0.30.0090.01417.00
8.0.20.0060.01517.40
8.0.10.0000.00816.91
8.0.00.0110.00616.74
7.4.330.0000.00515.07
7.4.320.0030.00316.46
7.4.300.0030.00316.42
7.4.290.0000.00716.54
7.4.280.0070.00016.35
7.4.270.0000.00716.42
7.4.260.0030.00316.51
7.4.250.0070.00016.43
7.4.240.0010.00616.49
7.4.230.0000.00616.41
7.4.220.0040.01416.54
7.4.210.0070.01016.49
7.4.200.0070.00016.64
7.4.190.0030.00316.66
7.4.160.0110.00616.45
7.4.150.0060.01217.40
7.4.140.0100.01317.86
7.4.130.0090.00916.53
7.4.120.0100.00716.35
7.4.110.0160.00016.38
7.4.100.0060.01316.46
7.4.90.0160.00316.32
7.4.80.0090.01319.39
7.4.70.0060.01516.38
7.4.60.0030.01216.65
7.4.50.0000.01016.46
7.4.40.0070.01122.77
7.4.30.0090.00916.59
7.4.00.0000.01314.46
7.3.330.0050.00013.24
7.3.320.0000.00513.23
7.3.310.0040.00316.32
7.3.300.0000.00616.37
7.3.290.0090.00916.26
7.3.280.0070.00916.36
7.3.270.0100.00717.40
7.3.260.0120.00616.51
7.3.250.0120.00516.40
7.3.240.0090.00916.26
7.3.230.0140.00316.39
7.3.210.0160.00616.16
7.3.200.0060.01019.39
7.3.190.0070.01016.46
7.3.180.0060.01016.52
7.3.170.0110.00416.45
7.3.160.0090.00616.34
7.3.120.0000.01414.99
7.3.10.0100.00716.17
7.3.00.0120.00616.57
7.2.330.0100.01016.54
7.2.320.0060.01216.64
7.2.310.0070.01016.55
7.2.300.0120.01016.79
7.2.290.0070.00816.33
7.2.130.0060.01316.64
7.2.120.0040.01516.39
7.2.110.0100.00616.72
7.2.100.0070.00716.48
7.2.90.0080.00616.78
7.2.80.0140.00316.82
7.2.70.0100.01016.49
7.2.60.0060.00516.79
7.2.50.0100.01016.88
7.2.40.0120.00616.40
7.2.30.0090.00916.79
7.2.20.0140.00016.55
7.2.10.0080.00416.80
7.2.00.0060.00618.21
7.1.250.0100.01015.35
7.1.200.0000.01515.66
7.1.100.0000.01418.24
7.1.70.0040.00416.88
7.1.60.0060.00617.16
7.1.50.0040.01816.90
7.1.00.0030.07322.35
7.0.200.0060.01216.75
7.0.140.0000.07721.99
7.0.60.0100.08019.93
7.0.50.0170.07017.86
7.0.40.0030.05320.21
7.0.30.0470.04320.00
7.0.20.0400.07020.16
7.0.10.0170.05320.18
7.0.00.0100.04720.19
5.6.280.0100.06721.11
5.6.210.0070.08720.51
5.6.200.0130.07718.21
5.6.190.0100.05320.67
5.6.180.0170.03720.38
5.6.170.0270.04720.47
5.6.160.0100.08020.52
5.6.150.0200.07018.22
5.6.140.0070.07018.21
5.6.130.0070.03718.18
5.6.120.0170.07020.98
5.6.110.0070.03720.99
5.6.100.0130.08021.08
5.6.90.0000.06721.10
5.6.80.0100.07020.40
5.6.70.0300.07720.36
5.5.350.0200.07720.52
5.5.340.0070.05317.89
5.5.330.0130.07320.29
5.5.320.0300.07320.41
5.5.310.0100.06020.20
5.5.300.0030.05017.91
5.5.290.0070.07717.98
5.5.280.0100.04020.79
5.5.270.0130.05320.75
5.5.260.0100.03720.97
5.5.250.0230.06720.65
5.5.240.0100.08020.37
5.4.450.0130.07719.58
5.4.440.0130.05319.24
5.4.430.0870.04019.41
5.4.420.0630.05719.48
5.4.410.0130.06018.95
5.4.400.0770.00018.66
5.4.390.1000.00018.46
5.4.380.0270.05718.71
5.4.370.0230.05018.58
5.4.360.0170.06718.45
5.4.350.0300.05318.59
5.4.340.0330.05318.59
5.4.320.0090.03312.46
5.4.310.0100.04012.45
5.4.300.0040.03812.45
5.4.290.0100.03412.45
5.4.280.0040.03612.35
5.4.270.0070.03912.35
5.4.260.0230.04018.85
5.4.250.0200.05318.82
5.4.240.0170.05018.90
5.4.230.0030.07018.79
5.4.220.0100.07018.85
5.4.210.0170.06318.70
5.4.200.0200.07018.74
5.4.190.0230.06318.84
5.4.180.0100.05018.84
5.4.170.0170.04718.69
5.4.160.0230.06018.73
5.4.150.0170.04718.73
5.4.140.0100.05316.36
5.4.130.0030.06016.61
5.4.120.0330.05016.29
5.4.110.0100.05016.45
5.4.100.0070.05316.34
5.4.90.0070.06016.46
5.4.80.0170.04316.48
5.4.70.0200.05016.48
5.4.60.0130.05016.42
5.4.50.0130.05316.26
5.4.40.0100.05016.52
5.4.30.0100.05716.30
5.4.20.0100.05716.23
5.4.10.0130.07716.21
5.4.00.0200.06715.68
5.3.290.0080.04012.80
5.3.280.0130.05314.60
5.3.270.0130.05014.44
5.3.260.0070.07014.47
5.3.250.0100.06014.64
5.3.240.0170.05014.45
5.3.230.0270.04014.52
5.3.220.0070.05314.41
5.3.210.0130.07014.58
5.3.200.0070.05314.56
5.3.190.0070.05714.57
5.3.180.0100.05014.48
5.3.170.0230.03714.71
5.3.160.0100.07314.43
5.3.150.0100.06014.59
5.3.140.0200.05014.53
5.3.130.0070.06014.67
5.3.120.0000.06714.61
5.3.110.0100.06714.38
5.3.100.0130.05314.03
5.3.90.0130.05713.87
5.3.80.0100.06013.91
5.3.70.0170.04713.83
5.3.60.0030.06313.88
5.3.50.0100.08014.03
5.3.40.0170.05713.82
5.3.30.0230.06014.05
5.3.20.0100.07713.70
5.3.10.0070.05313.63
5.3.00.0100.04713.65
5.2.170.0100.04710.95
5.2.160.0130.06311.11
5.2.150.0030.05010.95
5.2.140.0030.04711.12
5.2.130.0200.03711.19
5.2.120.0130.05710.90
5.2.110.0030.05711.18
5.2.100.0100.05311.19
5.2.90.0130.04711.26
5.2.80.0030.05011.09
5.2.70.0070.05711.20
5.2.60.0070.05711.08
5.2.50.0070.05311.09
5.2.40.0230.05310.76
5.2.30.0100.04010.85
5.2.20.0130.04710.84
5.2.10.0170.03010.79
5.2.00.0070.05010.76
5.1.60.0100.0339.81
5.1.50.0130.0379.91
5.1.40.0000.0409.88
5.1.30.0270.04310.26
5.1.20.0100.04310.15
5.1.10.0170.0439.91
5.1.00.0130.0309.92
5.0.50.0070.0438.73
5.0.40.0100.0278.29
5.0.30.0130.0338.41
5.0.20.0030.0338.25
5.0.10.0100.0238.01
5.0.00.0130.0478.24
4.4.90.0100.0275.77
4.4.80.0100.0335.76
4.4.70.0070.0275.68
4.4.60.0030.0275.78
4.4.50.0000.0275.75
4.4.40.0170.0435.71
4.4.30.0130.0135.81
4.4.20.0100.0205.90
4.4.10.0070.0235.79
4.4.00.0030.0375.79
4.3.110.0100.0235.71
4.3.100.0130.0235.71
4.3.90.0070.0235.69
4.3.80.0030.0375.67
4.3.70.0100.0235.64
4.3.60.0070.0235.69
4.3.50.0030.0235.59
4.3.40.0000.0335.49
4.3.30.0030.0335.49
4.3.20.0070.0275.49
4.3.10.0170.0175.49
4.3.00.0000.0277.16

preferences:
43.2 ms | 401 KiB | 5 Q