3v4l.org

run code in 300+ PHP versions simultaneously
<html> <head> </head> <style> /*li {list-style-type:none;}*/ span{cursor: pointer;background-color: yellowgreen;font-size: 20px} .hidden{display: none} </style> <script src="//code.jquery.com/jquery-1.11.0.min.js"></script> <body> <?php $arr = Array( Array("cat_id" => 3, "cat_name" => "JavaScript", "parent_id" => 0, "level" => 0), Array("cat_id" => 5, "cat_name" => "Jquery", "parent_id" => 3, "level" => 1), Array("cat_id" => 6, "cat_name" => "JS高级", "parent_id" => 3, "level" => 1), Array("cat_id" => 7, "cat_name" => "JS高级更高级1", "parent_id" => 6, "level" => 3), Array("cat_id" => 8, "cat_name" => "JS高级更高级2", "parent_id" => 6, "level" => 3), Array("cat_id" => 9, "cat_name" => "JS高级更高级3", "parent_id" => 6, "level" => 3), Array("cat_id" => 4, "cat_name" => "PHP", "parent_id" => 0, "level" => 0), Array("cat_id" => 10, "cat_name" => "PHP高级1", "parent_id" => 4, "level" => 0), Array("cat_id" => 12, "cat_name" => "PHP高级2", "parent_id" => 4, "level" => 0), Array("cat_id" => 13, "cat_name" => "PHP高级3", "parent_id" => 4, "level" => 0) ); //创建树形菜单 function createTree(&$arr, $parent_id) { $hide = ""; if ($parent_id != 0) { $hide = "hidden"; } $funcName = __FUNCTION__; $ul = ""; $li = ""; for ($i = 0; $i < count($arr); $i++) { if ($arr[$i]["parent_id"] == $parent_id) { $child = $funcName($arr, $arr[$i]['cat_id']); $li .= "\r\n<li id=\"{$arr[$i]['cat_id']}\" class=\"cate\"><span>{$arr[$i]["cat_name"]}</span>{$child}</li>\r\n"; } } if ($li != "") { $ul = " <ul class=\"cate {$hide}\">{$li}</ul> "; } return $ul; } echo createTree($arr, 0); ?> </body> <script> (function() { $(".cate").hover(function() { $(this).children("ul").show() }, function() { $(this).children("ul").hide() }) })() </script> </html>

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)
8.3.70.0100.01318.22
8.3.60.0110.01118.55
8.3.50.0100.00721.94
8.3.40.0070.00718.83
8.3.30.0110.00419.08
8.3.20.0040.00420.16
8.3.10.0040.00422.07
8.3.00.0000.00822.37
8.2.190.0140.00716.63
8.2.180.0070.00716.88
8.2.170.0090.00622.96
8.2.160.0070.00720.94
8.2.150.0000.00824.18
8.2.140.0000.00724.66
8.2.130.0080.00026.16
8.2.120.0040.00419.43
8.2.110.0000.00922.19
8.2.100.0090.00317.84
8.2.90.0000.00819.21
8.2.80.0040.00417.97
8.2.70.0000.00817.50
8.2.60.0050.00218.16
8.2.50.0000.00818.07
8.2.40.0040.00418.34
8.2.30.0030.00618.02
8.2.20.0040.00417.73
8.2.10.0040.00419.41
8.2.00.0040.00417.76
8.1.280.0040.01125.92
8.1.270.0060.00323.99
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0100.00023.91
8.1.230.0000.01119.20
8.1.220.0000.00817.79
8.1.210.0080.00018.77
8.1.200.0040.00417.25
8.1.190.0000.00817.43
8.1.180.0030.00618.10
8.1.170.0000.00818.64
8.1.160.0040.00421.97
8.1.150.0030.00518.77
8.1.140.0000.00817.46
8.1.130.0000.00717.91
8.1.120.0070.00017.49
8.1.110.0040.00417.50
8.1.100.0040.00417.46
8.1.90.0040.00417.40
8.1.80.0050.00217.48
8.1.70.0030.00317.45
8.1.60.0000.00817.57
8.1.50.0040.00417.50
8.1.40.0050.00317.42
8.1.30.0000.00817.69
8.1.20.0040.00417.70
8.1.10.0030.00517.56
8.1.00.0000.00717.48
8.0.300.0040.00418.77
8.0.290.0000.00717.18
8.0.280.0000.00718.45
8.0.270.0030.00317.29
8.0.260.0030.00316.89
8.0.250.0000.00716.99
8.0.240.0000.00717.01
8.0.230.0030.00316.93
8.0.220.0000.00716.79
8.0.210.0000.00716.91
8.0.200.0000.00716.94
8.0.190.0030.00416.87
8.0.180.0030.00616.92
8.0.170.0030.00516.89
8.0.160.0070.00016.90
8.0.150.0070.00016.87
8.0.140.0030.00516.81
8.0.130.0080.00013.40
8.0.120.0000.00716.79
8.0.110.0040.00416.78
8.0.100.0040.00416.76
8.0.90.0000.00716.77
8.0.80.0100.00616.87
8.0.70.0040.00416.98
8.0.60.0040.00416.95
8.0.50.0050.00316.86
8.0.30.0130.00817.14
8.0.20.0120.00717.40
8.0.10.0060.00316.86
8.0.00.0150.00216.70
7.4.330.0050.00015.00
7.4.320.0030.00316.64
7.4.300.0000.00616.54
7.4.290.0040.00416.39
7.4.280.0000.00816.63
7.4.270.0060.00016.46
7.4.260.0030.00616.60
7.4.250.0060.00316.52
7.4.240.0000.00716.62
7.4.230.0070.00016.43
7.4.220.0070.01116.59
7.4.210.0040.01316.54
7.4.200.0030.00316.72
7.4.190.0000.00716.59
7.4.160.0120.00916.59
7.4.150.0100.01017.40
7.4.140.0090.00817.86
7.4.130.0120.00516.58
7.4.120.0050.01216.58
7.4.110.0120.00616.44
7.4.100.0030.01816.59
7.4.90.0100.00716.34
7.4.80.0130.01019.39
7.4.70.0030.01316.58
7.4.60.0080.00816.59
7.4.50.0020.00216.69
7.4.40.0040.00722.77
7.4.30.0030.01316.52
7.4.10.0120.00315.10
7.4.00.0060.00914.94
7.3.330.0030.00313.39
7.3.320.0050.00013.19
7.3.310.0070.00016.55
7.3.300.0030.00316.34
7.3.290.0110.00616.29
7.3.280.0110.00716.39
7.3.270.0120.00917.40
7.3.260.0070.01016.43
7.3.250.0090.01316.47
7.3.240.0080.00816.47
7.3.230.0000.01616.39
7.3.210.0090.00916.64
7.3.200.0120.00919.39
7.3.190.0030.01516.43
7.3.180.0100.00716.31
7.3.170.0030.01516.61
7.3.160.0100.00716.44
7.3.130.0070.01014.86
7.3.120.0090.00715.02
7.3.110.0140.00015.09
7.3.100.0030.01014.47
7.3.90.0030.00614.76
7.3.80.0030.01014.60
7.3.70.0000.01115.02
7.3.60.0090.00614.70
7.3.50.0080.00814.97
7.3.40.0000.01114.56
7.3.30.0070.00315.05
7.3.20.0000.01816.63
7.3.10.0070.01116.78
7.3.00.0090.00616.55
7.2.330.0130.00616.92
7.2.320.0100.01016.90
7.2.310.0070.01016.56
7.2.300.0130.00516.75
7.2.290.0000.01716.66
7.2.260.0060.01015.09
7.2.250.0000.01415.10
7.2.240.0000.01315.27
7.2.230.0030.01314.99
7.2.220.0030.01215.32
7.2.210.0100.00314.83
7.2.200.0070.01115.07
7.2.190.0060.00915.00
7.2.180.0030.00915.25
7.2.170.0030.01315.18
7.2.160.0100.00714.96
7.2.150.0090.00616.74
7.2.140.0060.01316.70
7.2.130.0070.00716.90
7.2.120.0000.01316.93
7.2.110.0060.00917.09
7.2.100.0000.01916.98
7.2.90.0040.01216.92
7.2.80.0070.00416.96
7.2.70.0080.00817.08
7.2.60.0030.01016.87
7.2.50.0030.00916.86
7.2.40.0090.00017.06
7.2.30.0090.00616.81
7.2.20.0060.00316.98
7.2.10.0060.00616.84
7.2.00.0060.00916.71
7.1.330.0030.01315.98
7.1.320.0090.00615.79
7.1.310.0100.00015.88
7.1.300.0080.00615.50
7.1.290.0060.00315.83
7.1.280.0070.01015.75
7.1.270.0100.00715.83
7.1.260.0060.00615.81
7.1.250.0120.00315.95
7.1.240.0070.00715.79
7.1.230.0060.00615.93
7.1.220.0120.00315.46
7.1.210.0040.01415.70
7.1.200.0030.00615.98
7.1.190.0030.00715.71
7.1.180.0040.01215.69
7.1.170.0030.01315.97
7.1.160.0060.00615.80
7.1.150.0160.00016.02
7.1.140.0030.01015.95
7.1.130.0130.00015.57
7.1.120.0040.00915.93
7.1.110.0040.01115.88
7.1.100.0000.01416.04
7.1.90.0030.00915.94
7.1.80.0050.00516.06
7.1.70.0040.00716.45
7.1.60.0080.01217.83
7.1.50.0080.00816.31
7.1.40.0100.00315.77
7.1.30.0040.01115.86
7.1.20.0000.00915.80
7.1.10.0030.01015.47
7.1.00.0020.04619.02
7.0.330.0060.00315.22
7.0.320.0090.00915.55
7.0.310.0030.01015.52
7.0.300.0000.01315.45
7.0.290.0000.00915.64
7.0.280.0130.00015.57
7.0.270.0030.01015.45
7.0.260.0000.00815.64
7.0.250.0000.01015.37
7.0.240.0060.00915.32
7.0.230.0030.00615.45
7.0.220.0040.00715.36
7.0.210.0040.01115.49
7.0.200.0070.00616.09
7.0.190.0060.00315.28
7.0.180.0110.00415.28
7.0.170.0110.00415.45
7.0.160.0030.00915.55
7.0.150.0030.01015.36
7.0.140.0050.03818.86
7.0.130.0060.00615.43
7.0.120.0040.00815.36
7.0.110.0000.01215.59
7.0.100.0070.00715.58
7.0.90.0060.00915.09
7.0.80.0000.01015.40
7.0.70.0090.00615.42
7.0.60.0080.04017.71
7.0.50.0050.04216.81
7.0.40.0000.02916.88
7.0.30.0180.02316.81
7.0.20.0100.02716.88
7.0.10.0140.03816.89
7.0.00.0050.03416.89
5.6.400.0100.00314.50
5.6.390.0100.00714.66
5.6.380.0060.01314.48
5.6.370.0040.01214.49
5.6.360.0060.00614.46
5.6.350.0070.00714.55
5.6.340.0040.00814.71
5.6.330.0070.00714.48
5.6.320.0030.00614.82
5.6.310.0120.00314.48
5.6.300.0030.01214.43
5.6.290.0090.00314.25
5.6.280.0080.03517.83
5.6.270.0070.00714.54
5.6.260.0040.01414.25
5.6.250.0030.01614.62
5.6.240.0060.00914.37
5.6.230.0000.01014.39
5.6.220.0060.00614.34
5.6.210.0110.02617.57
5.6.200.0060.02516.29
5.6.190.0060.02317.69
5.6.180.0050.04517.63
5.6.170.0200.03817.53
5.6.160.0090.02817.34
5.6.150.0100.02516.33
5.6.140.0070.02016.39
5.6.130.0070.04016.40
5.6.120.0070.02017.85
5.6.110.0110.03917.68
5.6.100.0050.04917.79
5.6.90.0070.04317.84
5.6.80.0150.03617.39
5.6.70.0000.01514.25
5.6.60.0090.00014.48
5.6.50.0070.00714.55
5.6.40.0000.01314.14
5.6.30.0060.00814.30
5.6.20.0030.01414.54
5.6.10.0030.01014.40
5.6.00.0030.01414.41
5.5.380.0060.01214.36
5.5.370.0070.00314.45
5.5.360.0000.01114.58
5.5.350.0030.04517.52
5.5.340.0050.02316.22
5.5.330.0030.02717.50
5.5.320.0150.03717.28
5.5.310.0170.03317.48
5.5.300.0040.04216.31
5.5.290.0040.02616.23
5.5.280.0050.04417.70
5.5.270.0090.04517.73
5.5.260.0080.04517.65
5.5.250.0050.03917.52
5.5.240.0070.03717.19
5.5.230.0040.01114.13
5.5.220.0090.00014.16
5.5.210.0000.01414.38
5.5.200.0100.00714.30
5.5.190.0030.01014.32
5.5.180.0030.01014.57
5.5.170.0070.00714.31
5.5.160.0060.01214.29
5.5.150.0030.01214.23
5.5.140.0060.00914.33
5.5.130.0110.00314.36
5.5.120.0030.00614.68
5.5.110.0070.00714.16
5.5.100.0130.00014.43
5.5.90.0000.01314.57
5.5.80.0040.00414.38
5.5.70.0050.00514.41
5.5.60.0030.00614.29
5.5.50.0030.00913.99
5.5.40.0060.00314.58
5.5.30.0000.01614.27
5.5.20.0060.00914.50
5.5.10.0060.01014.26
5.5.00.0140.00014.58
5.4.450.0350.03315.33
5.4.440.0350.03315.37
5.4.430.0080.03115.38
5.4.420.0070.03015.39
5.4.410.0070.03015.10
5.4.400.0070.02714.98
5.4.390.0070.03715.04
5.4.380.0050.03315.01
5.4.370.0100.02014.96
5.4.360.0070.02415.00
5.4.350.0020.02711.72
5.4.340.0020.02511.63
5.4.330.0110.00011.50
5.4.320.0030.02511.89
5.4.310.0070.02611.87
5.4.300.0090.01811.72
5.4.290.0040.02311.83
5.4.280.0040.02111.85
5.4.270.0050.02011.86
5.4.260.0030.02411.72
5.4.250.0030.02311.68
5.4.240.0050.02211.82
5.4.230.0040.02211.79
5.4.220.0060.02011.74
5.4.210.0040.02111.84
5.4.200.0040.02111.79
5.4.190.0040.02111.67
5.4.180.0030.02411.71
5.4.170.0090.01911.75
5.4.160.0020.02111.75
5.4.150.0050.01811.82
5.4.140.0030.02311.62
5.4.130.0040.02411.61
5.4.120.0040.02111.57
5.4.110.0030.02011.56
5.4.100.0070.01911.62
5.4.90.0040.02211.63
5.4.80.0060.02111.54
5.4.70.0020.02111.60
5.4.60.0080.02011.59
5.4.50.0040.02311.68
5.4.40.0050.02111.52
5.4.30.0050.02011.40
5.4.20.0060.02011.59
5.4.10.0030.02311.71
5.4.00.0080.02011.40
5.3.290.0060.02111.81
5.3.280.0040.02311.52
5.3.270.0040.02611.69
5.3.260.0030.02511.77
5.3.250.0050.02311.73
5.3.240.0050.02211.65
5.3.230.0070.02111.69
5.3.220.0070.01911.54
5.3.210.0030.02411.54
5.3.200.0050.02111.56
5.3.190.0040.02111.54
5.3.180.0050.02111.60
5.3.170.0060.02211.63
5.3.160.0040.02211.71
5.3.150.0060.02011.78
5.3.140.0080.02011.71
5.3.130.0040.02411.70
5.3.120.0060.02211.54
5.3.110.0050.02011.69
5.3.100.0020.02611.30
5.3.90.0040.02111.28
5.3.80.0050.02211.35
5.3.70.0050.02311.20
5.3.60.0050.02011.34
5.3.50.0020.02211.31
5.3.40.0050.02011.33
5.3.30.0070.01811.32
5.3.20.0040.02111.18
5.3.10.0050.02011.13
5.3.00.0070.01810.97
5.2.170.0050.0309.21
5.2.160.0060.0289.21
5.2.150.0070.0279.21
5.2.140.0060.0299.20
5.2.130.0020.0319.16
5.2.120.0050.0279.17
5.2.110.0050.0289.17
5.2.100.0040.0289.18
5.2.90.0030.0349.17
5.2.80.0050.0299.17
5.2.70.0040.0319.16
5.2.60.0070.0329.12
5.2.50.0050.0289.09
5.2.40.0040.0339.06
5.2.30.0030.0319.04
5.2.20.0060.0269.04
5.2.10.0030.0298.95
5.2.00.0020.0308.80
5.1.60.0040.0238.10
5.1.50.0070.0218.09
5.1.40.0020.0268.08
5.1.30.0060.0248.43
5.1.20.0030.0288.46
5.1.10.0020.0278.18
5.1.00.0040.0268.18
5.0.50.0040.0206.66
5.0.40.0030.0196.52
5.0.30.0030.0306.33
5.0.20.0020.0246.30
5.0.10.0000.0226.28
5.0.00.0030.0336.27
4.4.90.0010.0234.78
4.4.80.0010.0174.76
4.4.70.0040.0144.76
4.4.60.0050.0134.75
4.4.50.0030.0144.77
4.4.40.0030.0244.71
4.4.30.0030.0154.76
4.4.20.0030.0154.84
4.4.10.0030.0144.85
4.4.00.0010.0274.76
4.3.110.0030.0154.67
4.3.100.0020.0194.66
4.3.90.0040.0164.63
4.3.80.0040.0264.58
4.3.70.0030.0144.63
4.3.60.0030.0134.62
4.3.50.0020.0234.62
4.3.40.0030.0314.54
4.3.30.0020.0163.34
4.3.20.0010.0193.34
4.3.10.0020.0183.29
4.3.00.0170.0207.00

preferences:
44.71 ms | 401 KiB | 5 Q