3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = md5('240610708'); $b = md5('QNKCDZO'); echo "$a\n"; echo "$b\n"; echo "\n"; var_dump((int) $a); var_dump((int) $b); if (strcmp ($a,$b) { echo 'again equal'; } var_dump($a == $b); var_dump($a === $b);

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)
5.4.340.0030.03612.02
5.4.320.0090.03912.50
5.4.310.0110.03112.49
5.4.300.0070.03512.50
5.4.290.0070.03812.50
5.4.280.0030.04212.39
5.4.270.0040.03812.39
5.4.260.0060.03812.39
5.4.250.0070.04012.39
5.4.240.0040.04112.39
5.4.230.0060.04012.39
5.4.220.0060.03612.38
5.4.210.0070.03812.39
5.4.200.0050.04012.38
5.4.190.0060.03912.38
5.4.180.0030.04412.38
5.4.170.0040.03912.39
5.4.160.0080.03412.38
5.4.150.0020.03912.38
5.4.140.0060.03712.07
5.4.130.0060.03712.05
5.4.120.0030.03812.02
5.4.110.0050.03612.02
5.4.100.0060.03512.02
5.4.90.0060.03612.01
5.4.80.0070.03512.01
5.4.70.0060.03512.01
5.4.60.0050.04012.01
5.4.50.0050.03712.00
5.4.40.0040.03612.00
5.4.30.0040.03811.99
5.4.20.0090.04111.98
5.4.10.0090.04611.99
5.4.00.0080.04911.48
5.3.290.0090.04712.80
5.3.280.0080.04412.71
5.3.270.0110.04312.73
5.3.260.0100.03912.71
5.3.250.0070.04312.72
5.3.240.0110.03912.72
5.3.230.0070.04312.71
5.3.220.0100.03412.68
5.3.210.0050.04812.68
5.3.200.0100.05412.68
5.3.190.0060.05212.67
5.3.180.0060.05212.67
5.3.170.0120.04712.67
5.3.160.0070.05512.67
5.3.150.0070.04612.67
5.3.140.0110.03612.66
5.3.130.0120.04012.66
5.3.120.0060.04712.66
5.3.110.0090.04512.66
5.3.100.0040.04212.12
5.3.90.0060.04112.09
5.3.80.0050.03812.07
5.3.70.0080.03512.08
5.3.60.0070.03712.07
5.3.50.0100.03512.00
5.3.40.0090.03612.00
5.3.30.0070.03611.95
5.3.20.0070.03411.73
5.3.10.0070.03311.70
5.3.00.0040.04411.68
5.2.170.0040.0349.18
5.2.160.0020.0349.19
5.2.150.0050.0319.18
5.2.140.0060.0379.18
5.2.130.0060.0359.14
5.2.120.0070.0339.14
5.2.110.0060.0309.15
5.2.100.0050.0299.14
5.2.90.0030.0309.14
5.2.80.0050.0309.14
5.2.70.0060.0299.14
5.2.60.0040.0319.09
5.2.50.0050.0349.06
5.2.40.0060.0279.04
5.2.30.0060.0299.02
5.2.20.0020.0319.01
5.2.10.0070.0258.93
5.2.00.0050.0288.78
5.1.60.0040.0248.07
5.1.50.0070.0228.07
5.1.40.0030.0288.05
5.1.30.0040.0268.39
5.1.20.0030.0278.42
5.1.10.0040.0268.14
5.1.00.0050.0258.14
5.0.50.0060.0196.63
5.0.40.0030.0206.49
5.0.30.0020.0336.30
5.0.20.0040.0196.27
5.0.10.0010.0226.25
5.0.00.0030.0306.23
4.4.90.0020.0164.78
4.4.80.0030.0194.75
4.4.70.0010.0174.76
4.4.60.0010.0174.75
4.4.50.0040.0144.77
4.4.40.0030.0264.71
4.4.30.0020.0164.76
4.4.20.0010.0184.84
4.4.10.0050.0134.85
4.4.00.0040.0244.76
4.3.110.0030.0194.67
4.3.100.0010.0214.67
4.3.90.0040.0144.63
4.3.80.0010.0274.58
4.3.70.0040.0144.63
4.3.60.0040.0144.63
4.3.50.0030.0164.63
4.3.40.0010.0264.54
4.3.30.0040.0153.29
4.3.20.0020.0163.26
4.3.10.0020.0173.22
4.3.00.0170.0206.86

preferences:
141.72 ms | 1394 KiB | 7 Q