3v4l.org

run code in 300+ PHP versions simultaneously
<?php $url = "'data:qsdqsd'"; echo substr($url, 0,5)

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)
5.4.340.0100.03211.98
5.4.320.0060.03812.47
5.4.310.0050.04012.46
5.4.300.0050.03712.46
5.4.290.0060.03812.46
5.4.280.0080.03512.36
5.4.270.0060.03712.36
5.4.260.0060.04412.36
5.4.250.0080.03612.36
5.4.240.0100.04112.36
5.4.230.0100.03312.35
5.4.220.0040.04212.36
5.4.210.0050.03712.35
5.4.200.0060.04112.36
5.4.190.0040.03912.35
5.4.180.0080.03312.35
5.4.170.0060.03512.36
5.4.160.0080.03412.36
5.4.150.0090.03312.35
5.4.140.0070.03512.04
5.4.130.0060.03512.02
5.4.120.0070.03611.99
5.4.110.0050.03511.98
5.4.100.0090.03911.98
5.4.90.0060.04911.98
5.4.80.0040.04511.99
5.4.70.0050.03811.98
5.4.60.0100.03611.98
5.4.50.0080.03311.98
5.4.40.0090.03311.97
5.4.30.0030.03811.96
5.4.20.0070.03311.96
5.4.10.0070.03911.96
5.4.00.0050.03511.46
5.3.290.0060.03812.80
5.3.280.0040.04412.71
5.3.270.0090.04212.73
5.3.260.0080.03712.71
5.3.250.0080.03612.72
5.3.240.0100.03412.72
5.3.230.0030.04112.71
5.3.220.0060.03812.68
5.3.210.0110.04012.68
5.3.200.0080.03812.68
5.3.190.0100.03412.68
5.3.180.0080.03612.67
5.3.170.0080.03512.67
5.3.160.0090.03512.68
5.3.150.0080.03712.67
5.3.140.0080.03812.66
5.3.130.0070.04212.66
5.3.120.0040.04212.66
5.3.110.0110.05012.66
5.3.100.0040.05212.12
5.3.90.0110.04712.09
5.3.80.0060.03812.08
5.3.70.0050.03812.07
5.3.60.0090.03512.07
5.3.50.0090.03312.00
5.3.40.0050.03712.00
5.3.30.0090.03211.95
5.3.20.0040.03711.72
5.3.10.0050.04111.70
5.3.00.0120.04211.69
5.2.170.0060.0299.18
5.2.160.0050.0299.18
5.2.150.0030.0329.18
5.2.140.0040.0329.18
5.2.130.0070.0349.14
5.2.120.0090.0389.14
5.2.110.0030.0319.15
5.2.100.0020.0319.14
5.2.90.0030.0319.14
5.2.80.0060.0289.14
5.2.70.0060.0309.14
5.2.60.0080.0339.09
5.2.50.0040.0369.06
5.2.40.0030.0419.04
5.2.30.0040.0319.02
5.2.20.0020.0319.00
5.2.10.0080.0258.92
5.2.00.0090.0358.79
5.1.60.0050.0238.07
5.1.50.0050.0258.07
5.1.40.0040.0248.05
5.1.30.0070.0238.40
5.1.20.0070.0268.42
5.1.10.0020.0288.14
5.1.00.0030.0328.14
5.0.50.0040.0206.62
5.0.40.0010.0226.48
5.0.30.0040.0326.29
5.0.20.0070.0236.26
5.0.10.0050.0276.24
5.0.00.0030.0346.23
4.4.90.0020.0164.78
4.4.80.0020.0164.75
4.4.70.0030.0264.75
4.4.60.0030.0154.76
4.4.50.0020.0164.77
4.4.40.0040.0244.71
4.4.30.0030.0154.76
4.4.20.0020.0174.85
4.4.10.0040.0144.85
4.4.00.0020.0254.76
4.3.110.0030.0154.67
4.3.100.0030.0144.66
4.3.90.0030.0144.63
4.3.80.0020.0254.58
4.3.70.0070.0104.63
4.3.60.0020.0194.63
4.3.50.0030.0154.63
4.3.40.0020.0244.54
4.3.30.0020.0183.29
4.3.20.0030.0153.27
4.3.10.0040.0163.22
4.3.00.0030.0237.20

preferences:
142.42 ms | 1394 KiB | 7 Q