3v4l.org

run code in 300+ PHP versions simultaneously
<?php $datetime1 = new DateTime('2009-10-11'); $datetime2 = new DateTime('2009-10-13'); $interval = $datetime1->diff($datetime2); echo $interval->format('%R%a days'); ?>

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)
5.4.320.0080.03312.49
5.4.310.0070.04412.49
5.4.300.0110.03412.50
5.4.290.0070.04012.49
5.4.280.0090.03812.39
5.4.270.0070.03412.39
5.4.260.0090.04212.39
5.4.250.0030.04512.39
5.4.240.0080.03812.39
5.4.230.0070.04212.38
5.4.220.0090.03812.38
5.4.210.0040.03712.38
5.4.200.0060.03712.38
5.4.190.0070.03912.38
5.4.180.0090.03412.38
5.4.170.0080.04312.39
5.4.160.0050.03512.38
5.4.150.0050.04212.38
5.4.140.0060.04012.07
5.4.130.0050.04312.05
5.4.120.0060.04212.01
5.4.110.0050.03812.01
5.4.100.0070.03312.01
5.4.90.0050.03712.02
5.4.80.0060.03812.01
5.4.70.0020.03812.01
5.4.60.0040.04112.01
5.4.50.0060.03512.00
5.4.40.0100.03611.99
5.4.30.0050.03812.00
5.4.20.0060.03611.98
5.4.10.0060.03712.00
5.4.00.0050.03811.48
5.3.290.0050.04612.80
5.3.280.0070.03612.71
5.3.270.0070.04812.72
5.3.260.0060.03912.72
5.3.250.0030.04512.72
5.3.240.0060.04112.72
5.3.230.0070.04012.71
5.3.220.0070.04012.68
5.3.210.0040.04312.68
5.3.200.0070.03412.68
5.3.190.0090.04112.68
5.3.180.0090.03712.68
5.3.170.0100.03612.67
5.3.160.0100.03312.67
5.3.150.0080.04012.67
5.3.140.0070.03912.66
5.3.130.0060.04012.66
5.3.120.0040.04012.66
5.3.110.0060.03912.66
5.3.100.0030.03912.12
5.3.90.0040.03612.09
5.3.80.0070.03712.07
5.3.70.0040.04312.07
5.3.60.0050.04112.06
5.3.50.0070.03412.00
5.3.40.0070.04012.00
5.3.30.0090.04011.95
5.3.20.0060.03611.73
5.3.10.0130.04411.70
5.3.00.0080.03511.69
5.2.170.0040.0309.18
5.2.160.0070.0309.18
5.2.150.0070.0339.18
5.2.140.0050.0409.18
5.2.130.0080.0259.14
5.2.120.0050.0289.14
5.2.110.0040.0339.15
5.2.100.0060.0349.14
5.2.90.0030.0359.14
5.2.80.0040.0319.14
5.2.70.0070.0309.14
5.2.60.0060.0349.09
5.2.50.0060.0359.06
5.2.40.0070.0309.04
5.2.30.0070.0359.01
5.2.20.0070.0339.00
5.2.10.0050.0328.93
5.2.00.0020.0348.78
5.1.60.0040.0318.07
5.1.50.0070.0288.07
5.1.40.0040.0298.05
5.1.30.0060.0238.39
5.1.20.0030.0278.42
5.1.10.0050.0298.14
5.1.00.0070.0258.14
5.0.50.0030.0286.62
5.0.40.0040.0256.48
5.0.30.0040.0376.30
5.0.20.0050.0246.27
5.0.10.0060.0226.24
5.0.00.0030.0396.23
4.4.90.0040.0184.77
4.4.80.0010.0224.75
4.4.70.0030.0204.75
4.4.60.0030.0164.76
4.4.50.0030.0264.77
4.4.40.0050.0254.70
4.4.30.0040.0214.76
4.4.20.0030.0174.84
4.4.10.0030.0164.85
4.4.00.0030.0264.76
4.3.110.0020.0164.67
4.3.100.0030.0184.66
4.3.90.0050.0184.63
4.3.80.0020.0274.59
4.3.70.0050.0134.63
4.3.60.0030.0174.63
4.3.50.0030.0264.63
4.3.40.0020.0314.54
4.3.30.0030.0253.28
4.3.20.0020.0153.26
4.3.10.0020.0253.22
4.3.00.0000.0237.16

preferences:
144.7 ms | 1394 KiB | 7 Q