3v4l.org

run code in 300+ PHP versions simultaneously
<?php $emails = array("cely@iqnection.com", "cely@tenable.com", "Chris.Ely@gmail.com"); foreach $emails as $email { $hash = md5( strtolower( trim( $email ) ) ); printf('http://www.gravatar.com/avatar/%s?d=identicon\n', $hash); }

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)
5.4.180.0080.03612.35
5.4.170.0110.03912.36
5.4.160.0110.04112.35
5.4.150.0120.04112.35
5.4.140.0100.05712.04
5.4.130.0130.03912.03
5.4.120.0140.03911.99
5.4.110.0140.04311.99
5.4.100.0270.06211.98
5.4.90.0120.04111.99
5.4.80.0150.04511.98
5.4.70.0100.04311.98
5.4.60.0100.04611.98
5.4.50.0110.03811.98
5.4.40.0120.03811.97
5.4.30.0140.04211.97
5.4.20.0120.03911.96
5.4.10.0090.04911.96
5.4.00.0120.05911.46
5.3.270.0120.04212.73
5.3.260.0100.04312.72
5.3.250.0100.04212.72
5.3.240.0110.04112.72
5.3.230.0100.04212.71
5.3.220.0180.04812.68
5.3.210.0100.04312.68
5.3.200.0110.04312.68
5.3.190.0080.04312.68
5.3.180.0120.03912.67
5.3.170.0110.03812.67
5.3.160.0090.04012.67
5.3.150.0110.04012.67
5.3.140.0080.04312.66
5.3.130.0100.04612.66
5.3.120.0160.06712.66
5.3.110.0130.04112.66
5.3.100.0120.04112.12
5.3.90.0140.04212.08
5.3.80.0110.04212.07
5.3.70.0120.03912.08
5.3.60.0090.04312.06
5.3.50.0130.03812.00
5.3.40.0190.06512.00
5.3.30.0080.04211.94
5.3.20.0110.03911.71
5.3.10.0120.03611.68
5.3.00.0090.04111.65
5.2.170.0090.0329.16
5.2.160.0110.0329.16
5.2.150.0110.0349.16
5.2.140.0100.0319.16
5.2.130.0110.0309.12
5.2.120.0130.0419.12
5.2.110.0100.0319.13
5.2.100.0090.0319.12
5.2.90.0080.0329.12
5.2.80.0080.0339.11
5.2.70.0100.0329.11
5.2.60.0110.0319.06
5.2.50.0090.0339.04
5.2.40.0200.0509.01
5.2.30.0100.0308.98
5.2.20.0070.0338.98
5.2.10.0100.0308.90
5.2.00.0100.0308.76
5.1.60.0100.0248.04
5.1.50.0070.0298.05
5.1.40.0090.0268.03
5.1.30.0120.0448.37
5.1.20.0050.0338.41
5.1.10.0080.0288.13
5.1.00.0090.0328.13
5.0.50.0070.0236.60
5.0.40.0040.0236.46
5.0.30.0050.0346.28
5.0.20.0050.0226.25
5.0.10.0080.0226.23
5.0.00.0050.0346.22
4.4.90.0040.0174.78
4.4.80.0040.0184.75
4.4.70.0030.0214.75
4.4.60.0070.0184.76
4.4.50.0050.0204.77
4.4.40.0030.0324.71
4.4.30.0040.0184.76
4.4.20.0060.0154.84
4.4.10.0080.0144.85
4.4.00.0050.0264.76
4.3.110.0050.0154.67
4.3.100.0050.0174.66
4.3.90.0040.0174.63
4.3.80.0080.0284.58
4.3.70.0050.0194.63
4.3.60.0060.0164.63
4.3.50.0040.0184.63
4.3.40.0090.0374.53
4.3.30.0040.0163.29
4.3.20.0040.0173.28
4.3.10.0030.0163.23
4.3.00.0070.0237.11

preferences:
140.78 ms | 1394 KiB | 7 Q