3v4l.org

run code in 300+ PHP versions simultaneously
<?php function utils_removeDuplicates($str, $delimiter = ',') { if($str != '') { $str = implode($delimiter,array_unique(explode($delimiter, $str))); } return $str; } $data = "88, 99, 99,99, 100"; //echo utils_removeDuplicates($data); echo implode(',' preg_split( '/[, ]+/', $data, -1, PREG_SPLIT_NO_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)
5.4.320.0080.03612.52
5.4.310.0090.03412.51
5.4.300.0050.03712.52
5.4.290.0060.03712.51
5.4.280.0040.03712.41
5.4.270.0060.03612.41
5.4.260.0060.04312.41
5.4.250.0040.04412.41
5.4.240.0050.03712.41
5.4.230.0040.03912.40
5.4.220.0090.03912.40
5.4.210.0040.03812.40
5.4.200.0090.03812.40
5.4.190.0060.04012.40
5.4.180.0040.04112.40
5.4.170.0040.04112.40
5.4.160.0110.03312.40
5.4.150.0060.04112.39
5.4.140.0060.03612.09
5.4.130.0080.03212.07
5.4.120.0070.03512.03
5.4.110.0050.03612.03
5.4.100.0050.03612.03
5.4.90.0040.03812.03
5.4.80.0070.04412.04
5.4.70.0050.03612.03
5.4.60.0090.03112.03
5.4.50.0040.03612.03
5.4.40.0060.03312.02
5.4.30.0070.03312.01
5.4.20.0050.03512.01
5.4.10.0070.03412.01
5.4.00.0070.03511.50
5.3.290.0050.04012.80
5.3.280.0090.03512.71
5.3.270.0040.04012.72
5.3.260.0070.04212.72
5.3.250.0080.04012.72
5.3.240.0090.04212.72
5.3.230.0080.04412.71
5.3.220.0090.03612.68
5.3.210.0030.04012.68
5.3.200.0060.03512.68
5.3.190.0060.03712.68
5.3.180.0050.03712.67
5.3.170.0060.03512.67
5.3.160.0050.03612.67
5.3.150.0100.04012.67
5.3.140.0050.03612.66
5.3.130.0070.04212.66
5.3.120.0060.03812.66
5.3.110.0090.03412.66
5.3.100.0060.03612.12
5.3.90.0060.03812.10
5.3.80.0090.03612.09
5.3.70.0060.03512.09
5.3.60.0080.03312.08
5.3.50.0080.03312.02
5.3.40.0070.03412.02
5.3.30.0050.03511.98
5.3.20.0080.03211.76
5.3.10.0050.03611.73
5.3.00.0100.03311.72
5.2.170.0070.0389.21
5.2.160.0040.0299.21
5.2.150.0060.0329.21
5.2.140.0060.0369.21
5.2.130.0060.0369.17
5.2.120.0060.0369.18
5.2.110.0060.0279.18
5.2.100.0060.0289.18
5.2.90.0030.0309.18
5.2.80.0070.0329.17
5.2.70.0070.0289.17
5.2.60.0030.0319.13
5.2.50.0060.0299.10
5.2.40.0040.0309.07
5.2.30.0060.0299.05
5.2.20.0030.0309.04
5.2.10.0060.0268.95
5.2.00.0050.0288.80
5.1.60.0040.0288.09
5.1.50.0030.0288.09
5.1.40.0050.0238.07
5.1.30.0040.0258.41
5.1.20.0060.0308.44
5.1.10.0060.0268.17
5.1.00.0040.0308.16
5.0.50.0070.0186.64
5.0.40.0050.0186.50
5.0.30.0020.0376.31
5.0.20.0030.0226.28
5.0.10.0060.0256.26
5.0.00.0030.0326.25
4.4.90.0050.0154.77
4.4.80.0040.0214.76
4.4.70.0010.0224.76
4.4.60.0040.0144.75
4.4.50.0020.0224.77
4.4.40.0040.0304.71
4.4.30.0030.0204.76
4.4.20.0020.0194.85
4.4.10.0020.0194.85
4.4.00.0040.0264.76
4.3.110.0040.0184.67
4.3.100.0010.0164.67
4.3.90.0020.0144.64
4.3.80.0050.0324.59
4.3.70.0020.0214.63
4.3.60.0010.0234.63
4.3.50.0040.0194.63
4.3.40.0030.0244.54
4.3.30.0040.0143.30
4.3.20.0000.0193.28
4.3.10.0030.0213.24
4.3.00.0130.01716.39

preferences:
142.08 ms | 1386 KiB | 7 Q