3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(empty($));

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)
5.4.340.0080.03412.00
5.4.320.0040.03812.50
5.4.310.0060.03712.49
5.4.300.0090.04612.50
5.4.290.0040.03912.49
5.4.280.0060.04412.39
5.4.270.0010.04112.39
5.4.260.0080.04212.39
5.4.250.0090.03812.39
5.4.240.0060.03512.39
5.4.230.0090.03412.38
5.4.220.0070.03312.38
5.4.210.0050.03512.38
5.4.200.0090.03412.38
5.4.190.0060.03512.38
5.4.180.0080.03412.38
5.4.170.0060.03612.38
5.4.160.0070.03512.38
5.4.150.0070.03812.38
5.4.140.0040.04112.07
5.4.130.0090.03212.05
5.4.120.0050.04112.01
5.4.110.0050.03712.01
5.4.100.0060.03712.01
5.4.90.0050.03912.01
5.4.80.0020.04112.01
5.4.70.0050.03512.01
5.4.60.0050.03512.01
5.4.50.0040.03612.00
5.4.40.0040.03611.99
5.4.30.0100.03311.99
5.4.20.0060.03511.98
5.4.10.0070.03211.99
5.4.00.0070.04011.48
5.3.290.0090.03512.80
5.3.280.0080.04412.71
5.3.270.0060.03712.72
5.3.260.0060.03712.72
5.3.250.0110.03312.72
5.3.240.0050.03712.72
5.3.230.0070.03512.71
5.3.220.0070.03512.68
5.3.210.0060.03912.68
5.3.200.0050.03812.68
5.3.190.0070.03812.68
5.3.180.0050.03812.68
5.3.170.0060.03712.67
5.3.160.0030.03912.67
5.3.150.0060.03612.67
5.3.140.0050.03612.66
5.3.130.0050.03812.66
5.3.120.0070.03712.65
5.3.110.0040.04012.66
5.3.100.0050.03612.11
5.3.90.0030.03712.08
5.3.80.0050.03512.07
5.3.70.0080.03412.08
5.3.60.0030.03812.07
5.3.50.0060.03512.00
5.3.40.0050.03612.00
5.3.30.0070.03211.95
5.3.20.0060.03411.73
5.3.10.0050.03411.70
5.3.00.0050.03511.68
5.2.170.0060.0319.18
5.2.160.0040.0289.19
5.2.150.0070.0319.18
5.2.140.0040.0379.18
5.2.130.0040.0289.14
5.2.120.0050.0269.14
5.2.110.0040.0289.14
5.2.100.0100.0239.14
5.2.90.0030.0309.14
5.2.80.0070.0289.14
5.2.70.0050.0299.14
5.2.60.0060.0289.08
5.2.50.0050.0289.06
5.2.40.0040.0299.04
5.2.30.0050.0299.01
5.2.20.0050.0289.00
5.2.10.0080.0248.92
5.2.00.0060.0278.78
5.1.60.0070.0218.06
5.1.50.0060.0238.07
5.1.40.0050.0258.05
5.1.30.0040.0258.40
5.1.20.0030.0278.42
5.1.10.0070.0228.14
5.1.00.0060.0238.14
5.0.50.0050.0196.62
5.0.40.0050.0236.48
5.0.30.0020.0346.29
5.0.20.0050.0256.26
5.0.10.0040.0296.23
5.0.00.0010.0336.23
4.4.90.0020.0174.78
4.4.80.0050.0144.75
4.4.70.0060.0174.75
4.4.60.0020.0234.75
4.4.50.0030.0174.77
4.4.40.0020.0354.71
4.4.30.0020.0194.76
4.4.20.0030.0154.84
4.4.10.0010.0174.85
4.4.00.0020.0294.76
4.3.110.0030.0154.67
4.3.100.0030.0154.66
4.3.90.0030.0144.64
4.3.80.0010.0264.59
4.3.70.0030.0144.63
4.3.60.0020.0144.62
4.3.50.0030.0154.63
4.3.40.0040.0214.54
4.3.30.0000.0173.29
4.3.20.0020.0163.27
4.3.10.0020.0203.21
4.3.00.0030.0206.78

preferences:
138.96 ms | 1394 KiB | 7 Q