3v4l.org

run code in 300+ PHP versions simultaneously
<?php <?php $json = "{this:'is a test',and:['a','comparison','of'],multiple:'encodings',on:'json'}"; echo 'string ', strlen($json), '<br/>'; echo 'gz ', strlen(gzcompress($json)), '<br/>'; echo 'bz ', strlen(bzcompress($json)), '<br/>'; echo 'lzf ', strlen(lzf_compress($json)), '<br/>'; echo 'zlib ', strlen(zlib_encode($json, 15, 9)), '<br/>'; echo 'deflate ', strlen(zlib_encode($json, -15, 9)), '<br/>'; echo 'gzip ', strlen(zlib_encode($json, 31, 9)), '<br/>'; echo 'gzencode ', strlen(gzencode($json, 9)), '<br/>'; echo 'gzdeflate ', strlen(gzdeflate($json, 9)), '<br/>';

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)
5.4.260.0060.04012.36
5.4.250.0020.04212.36
5.4.240.0060.03512.36
5.4.230.0060.03812.35
5.4.220.0040.03812.35
5.4.210.0060.03612.36
5.4.200.0090.03612.36
5.4.190.0080.03512.35
5.4.180.0060.03612.35
5.4.170.0070.03512.36
5.4.160.0060.03612.35
5.4.150.0080.03612.35
5.4.140.0080.03712.04
5.4.130.0060.03612.02
5.4.120.0050.04211.99
5.4.110.0070.03711.98
5.4.100.0070.03411.98
5.4.90.0050.03911.98
5.4.80.0060.04411.98
5.4.70.0050.04011.98
5.4.60.0040.04311.98
5.4.50.0060.03611.98
5.4.40.0070.03511.96
5.4.30.0100.03211.96
5.4.20.0040.03711.95
5.4.10.0040.03711.96
5.4.00.0050.04011.45
5.3.280.0050.04012.71
5.3.270.0100.03612.72
5.3.260.0050.04112.72
5.3.250.0030.04012.71
5.3.240.0080.03412.72
5.3.230.0060.04012.71
5.3.220.0050.04312.68
5.3.210.0060.03912.68
5.3.200.0070.04012.68
5.3.190.0030.04112.68
5.3.180.0090.04212.67
5.3.170.0040.04012.67
5.3.160.0080.04112.67
5.3.150.0060.03812.67
5.3.140.0080.03712.66
5.3.130.0070.04312.66
5.3.120.0050.04312.66
5.3.110.0050.04312.66
5.3.100.0080.04112.12
5.3.90.0050.04012.08
5.3.80.0070.03812.08
5.3.70.0050.04012.07
5.3.60.0050.03712.07
5.3.50.0020.04012.00
5.3.40.0060.04612.00
5.3.30.0080.03611.94
5.3.20.0050.05111.69
5.3.10.0090.03211.65
5.3.00.0030.04111.64
5.2.170.0050.0349.14
5.2.160.0040.0309.14
5.2.150.0080.0389.14
5.2.140.0060.0309.14
5.2.130.0010.0369.09
5.2.120.0050.0289.10
5.2.110.0030.0309.11
5.2.100.0050.0389.11
5.2.90.0080.0339.09
5.2.80.0070.0299.09
5.2.70.0060.0299.09
5.2.60.0030.0329.05
5.2.50.0070.0279.02
5.2.40.0050.0289.00
5.2.30.0030.0338.96
5.2.20.0010.0328.96
5.2.10.0040.0338.89
5.2.00.0040.0308.73
5.1.60.0060.0248.02
5.1.50.0050.0278.03
5.1.40.0050.0278.02
5.1.30.0100.0248.36
5.1.20.0030.0278.38
5.1.10.0040.0328.11
5.1.00.0050.0298.11
5.0.50.0020.0256.58
5.0.40.0010.0236.45
5.0.30.0040.0366.26
5.0.20.0030.0196.23
5.0.10.0030.0206.21
5.0.00.0020.0326.20
4.4.90.0030.0164.78
4.4.80.0020.0164.75
4.4.70.0040.0144.76
4.4.60.0010.0174.75
4.4.50.0050.0134.77
4.4.40.0030.0254.71
4.4.30.0020.0164.75
4.4.20.0020.0164.85
4.4.10.0010.0184.85
4.4.00.0040.0254.75
4.3.110.0020.0194.67
4.3.100.0010.0174.66
4.3.90.0010.0174.63
4.3.80.0000.0324.59
4.3.70.0040.0214.63
4.3.60.0040.0154.63
4.3.50.0030.0164.62
4.3.40.0060.0234.54
4.3.30.0010.0173.27
4.3.20.0020.0173.25
4.3.10.0050.0133.22
4.3.00.0300.01313.22

preferences:
141.95 ms | 1394 KiB | 7 Q