3v4l.org

run code in 300+ PHP versions simultaneously
<?php str_pad(33, 2, '0', STR_PAD_LEFT)

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)
5.4.320.0070.03612.46
5.4.310.0060.03712.46
5.4.300.0020.03912.46
5.4.290.0090.04112.46
5.4.280.0080.03612.36
5.4.270.0040.03712.36
5.4.260.0040.03712.36
5.4.250.0060.03712.36
5.4.240.0050.03812.36
5.4.230.0040.04412.35
5.4.220.0040.04212.35
5.4.210.0050.03412.35
5.4.200.0030.04512.35
5.4.190.0040.03612.35
5.4.180.0030.03712.35
5.4.170.0080.03812.36
5.4.160.0070.03912.35
5.4.150.0100.04112.35
5.4.140.0080.04112.04
5.4.130.0050.03812.02
5.4.120.0050.03611.98
5.4.110.0050.03611.98
5.4.100.0040.03511.98
5.4.90.0050.03611.98
5.4.80.0060.04511.98
5.4.70.0050.04311.98
5.4.60.0060.03411.98
5.4.50.0080.03811.97
5.4.40.0040.03911.96
5.4.30.0050.04211.96
5.4.20.0060.04611.95
5.4.10.0080.03911.96
5.4.00.0070.04011.45
5.3.290.0060.04012.80
5.3.280.0060.03612.71
5.3.270.0090.04312.72
5.3.260.0060.03912.72
5.3.250.0050.03812.72
5.3.240.0080.04112.72
5.3.230.0040.03912.71
5.3.220.0090.03312.68
5.3.210.0040.04112.68
5.3.200.0110.03012.68
5.3.190.0070.04512.68
5.3.180.0110.03612.68
5.3.170.0060.03812.67
5.3.160.0050.03712.67
5.3.150.0090.04212.67
5.3.140.0040.04112.66
5.3.130.0060.04012.66
5.3.120.0040.04012.66
5.3.110.0070.04012.66
5.3.100.0070.04312.12
5.3.90.0090.03812.09
5.3.80.0070.03512.08
5.3.70.0100.03712.08
5.3.60.0070.03612.06
5.3.50.0040.03912.00
5.3.40.0080.03512.00
5.3.30.0070.03311.95
5.3.20.0080.04211.72
5.3.10.0030.03611.70
5.3.00.0080.03411.68
5.2.170.0060.0299.18
5.2.160.0060.0299.18
5.2.150.0040.0319.18
5.2.140.0060.0289.18
5.2.130.0020.0319.14
5.2.120.0080.0249.14
5.2.110.0040.0299.14
5.2.100.0070.0269.14
5.2.90.0040.0299.14
5.2.80.0080.0289.14
5.2.70.0040.0319.14
5.2.60.0050.0309.09
5.2.50.0010.0349.06
5.2.40.0070.0279.04
5.2.30.0040.0349.01
5.2.20.0060.0299.00
5.2.10.0060.0338.93
5.2.00.0080.0268.79
5.1.60.0030.0258.07
5.1.50.0040.0258.07
5.1.40.0070.0228.05
5.1.30.0040.0268.40
5.1.20.0070.0238.41
5.1.10.0050.0258.15
5.1.00.0030.0268.14
5.0.50.0050.0186.63
5.0.40.0000.0226.48
5.0.30.0040.0306.29
5.0.20.0040.0186.27
5.0.10.0030.0236.24
5.0.00.0030.0316.23
4.4.90.0010.0174.78
4.4.80.0030.0154.75
4.4.70.0010.0174.76
4.4.60.0040.0144.76
4.4.50.0040.0224.77
4.4.40.0020.0304.71
4.4.30.0060.0224.76
4.4.20.0030.0154.84
4.4.10.0040.0154.85
4.4.00.0040.0264.76
4.3.110.0030.0224.67
4.3.100.0060.0164.66
4.3.90.0020.0164.63
4.3.80.0050.0234.59
4.3.70.0020.0154.63
4.3.60.0030.0144.63
4.3.50.0040.0144.63
4.3.40.0040.0234.54
4.3.30.0030.0183.28
4.3.20.0020.0193.26
4.3.10.0040.0193.21
4.3.00.0000.02015.63

preferences:
139.79 ms | 1394 KiB | 7 Q