3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test_uniqids = array( 'numeric' => "\x00"."5425368523947", 'non-numeric' => "\x00"."54253685ed947", 'numeric-append' => "\x00"."5425368523947x" ); foreach ($test_uniqids as $test => $uniqid) { print $test"\t"; print is_numeric($uniqid) ? 'is_numeric' : 'no_numeric'; print "\t"; $vals = array(); $vals[$uniqid] = TRUE; foreach ($vals as $key => $val) { if ($key === $uniqid) { print "matches\n"; } else { print "does not match\n"; } } }

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)
5.4.320.0110.03212.50
5.4.310.0010.04412.50
5.4.300.0070.03512.50
5.4.290.0070.03712.50
5.4.280.0060.03512.39
5.4.270.0050.03712.39
5.4.260.0060.03712.39
5.4.250.0090.03812.39
5.4.240.0060.03612.39
5.4.230.0030.04012.39
5.4.220.0050.03812.38
5.4.210.0080.03312.38
5.4.200.0040.04012.39
5.4.190.0060.03512.38
5.4.180.0100.03112.38
5.4.170.0110.03212.39
5.4.160.0070.03412.38
5.4.150.0040.03912.38
5.4.140.0060.03712.07
5.4.130.0110.03512.05
5.4.120.0060.03712.02
5.4.110.0110.03812.02
5.4.100.0080.03612.02
5.4.90.0040.03912.02
5.4.80.0060.04012.01
5.4.70.0040.05012.00
5.4.60.0090.03212.01
5.4.50.0070.03512.00
5.4.40.0060.03811.99
5.4.30.0060.03811.99
5.4.20.0070.03911.98
5.4.10.0090.04311.99
5.4.00.0080.03311.48
5.3.290.0080.04312.80
5.3.280.0100.03712.70
5.3.270.0080.04012.72
5.3.260.0070.04712.72
5.3.250.0060.04712.72
5.3.240.0060.04012.72
5.3.230.0080.05212.71
5.3.220.0110.04012.68
5.3.210.0100.04712.68
5.3.200.0090.03712.68
5.3.190.0080.03812.68
5.3.180.0070.03812.67
5.3.170.0060.04612.67
5.3.160.0070.04012.68
5.3.150.0070.03712.67
5.3.140.0070.04112.66
5.3.130.0080.03812.65
5.3.120.0090.04512.66
5.3.110.0080.03712.66
5.3.100.0070.03712.12
5.3.90.0050.04112.08
5.3.80.0060.03912.07
5.3.70.0070.04712.07
5.3.60.0090.03712.06
5.3.50.0100.04212.00
5.3.40.0120.03712.00
5.3.30.0110.03511.95
5.3.20.0090.04111.73
5.3.10.0060.04011.70
5.3.00.0060.04211.69
5.2.170.0060.0329.19
5.2.160.0040.0339.19
5.2.150.0060.0329.18
5.2.140.0080.0369.18
5.2.130.0040.0319.14
5.2.120.0050.0289.14
5.2.110.0030.0309.15
5.2.100.0060.0279.14
5.2.90.0040.0299.14
5.2.80.0070.0299.14
5.2.70.0080.0269.14
5.2.60.0030.0329.09
5.2.50.0050.0379.07
5.2.40.0060.0289.04
5.2.30.0060.0289.02
5.2.20.0060.0289.00
5.2.10.0050.0278.93
5.2.00.0050.0408.79
5.1.60.0070.0248.07
5.1.50.0040.0248.07
5.1.40.0060.0298.05
5.1.30.0030.0278.39
5.1.20.0040.0268.42
5.1.10.0070.0288.14
5.1.00.0030.0268.15
5.0.50.0050.0196.63
5.0.40.0020.0216.48
5.0.30.0020.0336.30
5.0.20.0030.0206.26
5.0.10.0030.0206.25
5.0.00.0030.0316.24
4.4.90.0040.0144.78
4.4.80.0020.0234.76
4.4.70.0040.0204.76
4.4.60.0050.0174.76
4.4.50.0070.0184.77
4.4.40.0070.0294.71
4.4.30.0020.0224.76
4.4.20.0060.0194.85
4.4.10.0060.0194.85
4.4.00.0040.0314.76
4.3.110.0010.0224.67
4.3.100.0030.0174.67
4.3.90.0030.0154.63
4.3.80.0050.0304.58
4.3.70.0080.0164.63
4.3.60.0040.0204.63
4.3.50.0040.0144.63
4.3.40.0040.0314.54
4.3.30.0040.0193.29
4.3.20.0000.0183.26
4.3.10.0020.0153.23
4.3.00.0000.01713.95

preferences:
133.13 ms | 1398 KiB | 7 Q