3v4l.org

run code in 300+ PHP versions simultaneously
<?php $item_metakeyz = "this is text, abcdef, lalala" if(strpos(serialize($item_metakeyz),"cdef")) { echo "found."; }

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)
5.4.350.0050.03612.01
5.4.340.0060.03412.01
5.4.320.0060.03612.50
5.4.310.0050.04112.49
5.4.300.0100.04012.50
5.4.290.0130.03912.49
5.4.280.0070.03812.39
5.4.270.0050.04112.39
5.4.260.0060.04312.39
5.4.250.0060.04312.39
5.4.240.0060.03912.39
5.4.230.0060.04712.38
5.4.220.0070.03812.38
5.4.210.0080.04012.38
5.4.200.0060.04612.38
5.4.190.0110.04012.38
5.4.180.0060.04112.38
5.4.170.0080.03812.39
5.4.160.0060.04012.38
5.4.150.0090.03912.38
5.4.140.0030.04512.07
5.4.130.0110.03512.05
5.4.120.0050.04412.01
5.4.110.0090.04812.01
5.4.100.0060.05312.02
5.4.90.0070.05112.01
5.4.80.0080.04312.01
5.4.70.0060.03912.00
5.4.60.0070.03212.00
5.4.50.0110.03012.00
5.4.40.0070.03712.00
5.4.30.0040.03911.99
5.4.20.0090.03511.98
5.4.10.0070.03911.99
5.4.00.0050.04211.48
5.3.290.0070.04912.80
5.3.280.0050.04312.71
5.3.270.0050.05212.72
5.3.260.0070.04412.72
5.3.250.0050.05112.72
5.3.240.0100.04612.72
5.3.230.0130.03912.71
5.3.220.0070.04012.68
5.3.210.0040.04112.68
5.3.200.0050.03812.68
5.3.190.0070.04012.68
5.3.180.0080.03612.68
5.3.170.0090.03712.67
5.3.160.0100.04812.67
5.3.150.0160.05512.67
5.3.140.0110.04812.66
5.3.130.0100.04012.66
5.3.120.0070.04312.66
5.3.110.0100.04012.66
5.3.100.0090.04012.12
5.3.90.0050.04212.09
5.3.80.0120.05412.07
5.3.70.0050.04412.07
5.3.60.0080.03812.07
5.3.50.0120.03512.00
5.3.40.0090.03812.00
5.3.30.0160.03411.95
5.3.20.0060.03711.72
5.3.10.0040.03811.70
5.3.00.0080.04511.68
5.2.170.0050.0349.18
5.2.160.0060.0309.18
5.2.150.0090.0309.18
5.2.140.0050.0349.18
5.2.130.0100.0339.14
5.2.120.0070.0499.14
5.2.110.0070.0389.14
5.2.100.0080.0299.14
5.2.90.0030.0339.14
5.2.80.0060.0299.14
5.2.70.0050.0329.13
5.2.60.0070.0339.09
5.2.50.0070.0319.06
5.2.40.0030.0379.03
5.2.30.0080.0329.02
5.2.20.0050.0359.00
5.2.10.0080.0328.93
5.2.00.0080.0338.79
5.1.60.0110.0288.06
5.1.50.0030.0278.06
5.1.40.0020.0288.05
5.1.30.0080.0268.39
5.1.20.0030.0358.41
5.1.10.0050.0288.14
5.1.00.0060.0288.14
5.0.50.0070.0206.63
5.0.40.0060.0196.48
5.0.30.0040.0326.29
5.0.20.0050.0236.27
5.0.10.0070.0206.24
5.0.00.0040.0336.23
4.4.90.0060.0144.77
4.4.80.0040.0154.76
4.4.70.0030.0184.75
4.4.60.0030.0174.76
4.4.50.0020.0184.77
4.4.40.0050.0294.71
4.4.30.0040.0164.76
4.4.20.0050.0164.84
4.4.10.0030.0174.85
4.4.00.0070.0264.76
4.3.110.0030.0184.67
4.3.100.0030.0174.66
4.3.90.0030.0154.64
4.3.80.0040.0284.58
4.3.70.0030.0164.63
4.3.60.0050.0144.63
4.3.50.0040.0164.63
4.3.40.0020.0264.54
4.3.30.0010.0183.29
4.3.20.0030.0173.26
4.3.10.0030.0173.22
4.3.00.0170.0237.29

preferences:
164.5 ms | 1394 KiB | 7 Q