3v4l.org

run code in 300+ PHP versions simultaneously
<?php for ($i = 0, $i < 10000, $i++) { $value = unpack('H*', pack('H*', '1')); echo array_shift($value), PHP_EOL; }

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)
5.4.350.0030.03912.02
5.4.340.0100.03812.01
5.4.320.0070.03812.50
5.4.310.0040.04512.49
5.4.300.0090.04312.50
5.4.290.0090.04312.49
5.4.280.0070.04212.39
5.4.270.0090.04212.39
5.4.260.0090.04112.39
5.4.250.0080.04512.39
5.4.240.0090.04312.39
5.4.230.0090.03812.38
5.4.220.0070.03512.38
5.4.210.0060.03612.38
5.4.200.0070.03812.38
5.4.190.0060.03812.38
5.4.180.0090.03612.38
5.4.170.0060.03612.39
5.4.160.0050.03812.38
5.4.150.0060.04012.38
5.4.140.0070.03612.07
5.4.130.0090.04312.05
5.4.120.0120.05412.02
5.4.110.0100.04512.01
5.4.100.0100.04312.01
5.4.90.0080.04512.01
5.4.80.0110.04312.01
5.4.70.0050.04312.01
5.4.60.0070.03812.01
5.4.50.0070.04112.01
5.4.40.0050.04312.00
5.4.30.0080.04011.99
5.4.20.0100.04111.99
5.4.10.0090.03411.99
5.4.00.0050.03811.48
5.3.290.0050.04512.80
5.3.280.0080.03812.71
5.3.270.0050.04312.72
5.3.260.0110.04312.72
5.3.250.0090.04212.72
5.3.240.0080.04712.72
5.3.230.0080.04612.71
5.3.220.0120.04112.68
5.3.210.0090.04612.68
5.3.200.0060.04412.68
5.3.190.0070.04612.68
5.3.180.0090.04312.67
5.3.170.0060.04512.67
5.3.160.0090.04512.68
5.3.150.0090.04612.67
5.3.140.0120.04212.66
5.3.130.0090.04912.66
5.3.120.0090.04812.66
5.3.110.0090.04212.66
5.3.100.0060.04212.12
5.3.90.0070.04112.08
5.3.80.0130.03412.07
5.3.70.0080.03612.08
5.3.60.0090.03712.06
5.3.50.0100.03812.00
5.3.40.0090.04612.00
5.3.30.0100.04311.95
5.3.20.0100.03911.73
5.3.10.0090.04211.70
5.3.00.0120.05711.69
5.2.170.0050.0389.18
5.2.160.0120.0399.18
5.2.150.0100.0599.18
5.2.140.0040.0359.18
5.2.130.0070.0399.14
5.2.120.0040.0349.14
5.2.110.0060.0319.15
5.2.100.0050.0309.14
5.2.90.0060.0289.14
5.2.80.0050.0359.14
5.2.70.0100.0499.14
5.2.60.0070.0309.09
5.2.50.0070.0329.06
5.2.40.0070.0309.04
5.2.30.0040.0389.01
5.2.20.0060.0319.00
5.2.10.0050.0338.92
5.2.00.0070.0328.78
5.1.60.0090.0208.07
5.1.50.0050.0298.06
5.1.40.0080.0278.05
5.1.30.0070.0278.40
5.1.20.0070.0328.42
5.1.10.0100.0268.14
5.1.00.0050.0328.14
5.0.50.0070.0236.62
5.0.40.0050.0256.48
5.0.30.0040.0436.29
5.0.20.0020.0236.26
5.0.10.0050.0216.24
5.0.00.0040.0346.23
4.4.90.0040.0194.78
4.4.80.0030.0184.76
4.4.70.0040.0214.76
4.4.60.0040.0194.75
4.4.50.0070.0204.77
4.4.40.0050.0294.71
4.4.30.0040.0194.76
4.4.20.0040.0194.85
4.4.10.0050.0234.85
4.4.00.0040.0304.76
4.3.110.0040.0194.67
4.3.100.0020.0184.66
4.3.90.0050.0154.63
4.3.80.0070.0254.58
4.3.70.0040.0204.63
4.3.60.0020.0174.62
4.3.50.0040.0204.63
4.3.40.0040.0354.54
4.3.30.0030.0213.76
4.3.20.0040.0193.75
4.3.10.0040.0213.72
4.3.00.0170.0277.16

preferences:
143.01 ms | 1394 KiB | 7 Q