3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Tag { private $name; private $attrs = array(); private $content = null; function __construct($name) { $this->name = $name; } function __toString() { $code = "<" . $this->name; foreach($this->attrs as $name => $val) { $code .= " " . $name . "=\"$val\""; } $code .= ">" . (!is_null($this->content) ? $this->content : '') . "</" . $this->name. ">"; return $code; } function addClass($className) { $this->attrs["class"] .= $className." "; return $this; } function addTitle($title) { $this->attrs["title"] = $title; return $this; } function addContent($content) { $this->content = $content; return $this; } function stringify() { return $this; } } error_reporting(~E_NOTICE); $paragraph = new Tag('p'); echo $paragraph ->addClass("test") ->addTitle("Kubo2's testing paragraph") ->addContent("This is Kubo2's testing paragraph. It relates to http://djpw.cz/154725") ->stringify();

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)
8.3.60.0090.00618.55
8.3.50.0110.00422.05
8.3.40.0120.00318.83
8.3.30.0140.00020.33
8.3.20.0050.00220.28
8.3.10.0040.01121.96
8.3.00.0040.00422.43
8.2.180.0040.01216.48
8.2.170.0080.00622.96
8.2.160.0070.00722.26
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00219.82
8.2.110.0070.01422.31
8.2.100.0120.00018.03
8.2.90.0000.00819.29
8.2.80.0030.00619.41
8.2.70.0000.00817.75
8.2.60.0000.00917.93
8.2.50.0060.00318.07
8.2.40.0040.00417.97
8.2.30.0030.00818.04
8.2.20.0000.00717.84
8.2.10.0050.00317.81
8.2.00.0030.00717.80
8.1.280.0100.00725.92
8.1.270.0000.00924.66
8.1.260.0040.00426.35
8.1.250.0020.00528.09
8.1.240.0060.00323.79
8.1.230.0120.00019.09
8.1.220.0050.00317.74
8.1.210.0030.00618.77
8.1.200.0060.00317.36
8.1.190.0080.00017.63
8.1.180.0040.00419.01
8.1.170.0060.00318.48
8.1.160.0030.00320.94
8.1.150.0080.00018.65
8.1.140.0030.00517.36
8.1.130.0050.00319.01
8.1.120.0050.00317.53
8.1.110.0040.00417.46
8.1.100.0080.00017.50
8.1.90.0040.00417.35
8.1.80.0070.00017.36
8.1.70.0000.00717.50
8.1.60.0050.00317.55
8.1.50.0040.00417.57
8.1.40.0040.00417.38
8.1.30.0030.00617.60
8.1.20.0000.00817.68
8.1.10.0040.00417.54
8.1.00.0090.00317.50
8.0.300.0040.00418.77
8.0.290.0000.00717.15
8.0.280.0030.00318.43
8.0.270.0030.00316.81
8.0.260.0000.00718.93
8.0.250.0000.00716.92
8.0.240.0040.00416.89
8.0.230.0000.00716.89
8.0.220.0030.00316.93
8.0.210.0070.00016.92
8.0.200.0000.00917.01
8.0.190.0030.00616.96
8.0.180.0040.00416.98
8.0.170.0060.00316.99
8.0.160.0000.00717.00
8.0.150.0000.00717.03
8.0.140.0040.00416.97
8.0.130.0030.00313.38
8.0.120.0060.00316.96
8.0.110.0040.00416.80
8.0.100.0000.00716.86
8.0.90.0040.00416.95
8.0.80.0100.00717.01
8.0.70.0040.00416.76
8.0.60.0050.00316.77
8.0.50.0050.00216.92
8.0.30.0090.01017.03
8.0.20.0050.01317.40
8.0.10.0070.00016.90
8.0.00.0170.00516.69
7.4.330.0050.00015.18
7.4.320.0070.00016.52
7.4.300.0000.00616.60
7.4.290.0000.00716.56
7.4.280.0040.00416.52
7.4.270.0040.00416.56
7.4.260.0030.00313.27
7.4.250.0000.00816.45
7.4.240.0010.00616.46
7.4.230.0070.00016.64
7.4.220.0120.00916.71
7.4.210.0080.00616.54
7.4.200.0080.00016.71
7.4.190.0000.00816.48
7.4.160.0080.00816.31
7.4.150.0070.01117.40
7.4.140.0080.01017.86
7.4.130.0100.01216.47
7.4.120.0070.01116.50
7.4.110.0090.00916.52
7.4.100.0100.00716.56
7.4.90.0170.00016.42
7.4.80.0090.01219.39
7.4.70.0100.00616.52
7.4.60.0180.00416.56
7.4.50.0030.00616.50
7.4.40.0060.00622.77
7.4.30.0100.00716.51
7.4.00.0030.01414.84
7.3.330.0000.00613.44
7.3.320.0030.00313.49
7.3.310.0020.00516.49
7.3.300.0050.00216.43
7.3.290.0070.00716.40
7.3.280.0090.00616.38
7.3.270.0040.01317.40
7.3.260.0110.00716.42
7.3.250.0080.00816.54
7.3.240.0190.00016.61
7.3.230.0100.00716.47
7.3.210.0100.00716.35
7.3.200.0100.01319.39
7.3.190.0150.00316.46
7.3.180.0120.00416.66
7.3.170.0110.00616.46
7.3.160.0140.00716.46
7.3.120.0120.00314.71
7.3.10.0100.00516.75
7.3.00.0070.00816.85
7.2.330.0150.00316.74
7.2.320.0040.01816.70
7.2.310.0100.01016.77
7.2.300.0070.01316.52
7.2.290.0090.00916.81
7.2.130.0050.00816.97
7.2.120.0030.00716.95
7.2.110.0090.00417.06
7.2.100.0050.00717.00
7.2.90.0050.00716.94
7.2.80.0060.00817.04
7.2.70.0040.01117.11
7.2.60.0060.00816.95
7.2.50.0030.01216.88
7.2.40.0070.00316.88
7.2.30.0070.00516.99
7.2.20.0070.00716.85
7.2.10.0050.00616.96
7.2.00.0080.00516.76
7.1.250.0030.00715.63
7.1.200.0040.00715.79
7.1.100.0170.00318.10
7.1.70.0000.00716.96
7.1.60.0100.01319.43
7.1.50.0090.01317.01
7.1.00.0070.05022.31
7.0.200.0060.00316.40
7.0.140.0000.08022.01
7.0.60.0270.06720.04
7.0.50.0070.07717.88
7.0.40.0070.04317.86
7.0.30.0170.07017.84
7.0.20.0230.03717.71
7.0.10.0100.07317.72
7.0.00.0070.07717.82
5.6.280.0000.07721.14
5.6.210.0000.05020.55
5.6.200.0030.09018.13
5.6.190.0030.06018.25
5.6.180.0100.08018.23
5.6.170.0100.05018.21
5.6.160.0100.08018.29
5.6.150.0130.05318.18
5.6.140.0030.06718.27
5.6.130.0000.09318.23
5.6.120.0070.04018.18
5.6.110.0000.08718.18
5.6.100.0070.05718.13
5.6.90.0030.04018.13
5.6.80.0100.04317.54
5.6.70.0070.03717.56
5.6.60.0000.04017.62
5.6.50.0030.04317.57
5.6.40.0100.03017.47
5.6.30.0130.05317.55
5.6.20.0070.03317.53
5.6.10.0070.03317.54
5.6.00.0030.04317.52
5.5.350.3970.04320.45
5.5.340.0070.06718.04
5.5.330.0200.07317.95
5.5.320.0100.08017.96
5.5.310.0070.06718.04
5.5.300.0070.07017.98
5.5.290.0070.06017.94
5.5.280.0130.07018.07
5.5.270.0030.09717.89
5.5.260.0100.08017.96
5.5.250.0030.04017.77
5.5.240.0070.03717.32
5.5.230.0000.04317.39
5.5.220.0000.04017.33
5.5.210.0030.03717.45
5.5.200.0000.04017.34
5.5.190.0070.04017.30
5.5.180.0000.04017.36
5.5.160.0000.04017.28
5.5.150.0030.03717.28
5.5.140.0070.03317.32
5.5.130.0030.03717.38
5.5.120.0000.04017.39
5.5.110.0030.03717.29
5.5.100.0070.03317.18
5.5.90.0030.04017.26
5.5.80.0030.04317.23
5.5.70.0070.03317.22
5.5.60.0030.03717.17
5.5.50.0030.03717.32
5.5.40.0030.03717.23
5.5.30.0030.04317.28
5.5.20.0000.04017.34
5.5.10.0030.03717.22
5.5.00.0070.05317.18
5.4.450.0130.08719.37
5.4.440.0030.05719.36
5.4.430.0130.04719.37
5.4.420.0030.04719.28
5.4.410.0030.04019.34
5.4.400.0030.03719.06
5.4.390.0030.04019.14
5.4.380.0000.04019.12
5.4.370.0070.03319.01
5.4.360.0000.04019.27
5.4.350.0000.04319.12
5.4.340.0100.03019.14
5.4.320.0030.03719.09
5.4.310.0000.04019.12
5.4.300.0030.03719.03
5.4.290.0070.03319.27
5.4.280.0030.03719.03
5.4.270.0030.03719.03
5.4.260.0070.04319.03
5.4.250.0230.02019.27
5.4.240.0000.04018.98
5.4.230.0070.03319.00
5.4.220.0030.03719.13
5.4.210.0030.03719.11
5.4.200.0000.04019.01
5.4.190.0070.03319.04
5.4.180.0030.03719.13
5.4.170.0070.05019.12
5.4.160.0100.05019.11
5.4.150.0000.05718.96
5.4.140.0070.07716.34
5.4.130.0100.07016.55
5.4.120.0030.06716.38
5.4.110.0030.05016.39
5.4.100.0030.06316.38
5.4.90.0070.07016.49
5.4.80.0000.04016.33
5.4.70.0130.04016.57
5.4.60.0070.04716.47
5.4.50.0130.04016.46
5.4.40.0100.04716.61
5.4.30.0130.06716.35
5.4.20.0030.03716.52
5.4.10.0100.03016.45
5.4.00.0030.03715.87
5.3.290.0100.03314.89
5.3.280.0000.04014.82
5.3.270.0000.04014.72
5.3.260.0070.06014.64
5.3.250.0000.06314.47
5.3.240.0030.08014.66
5.3.230.0030.07014.69
5.3.220.0070.03714.61
5.3.210.0030.04314.68
5.3.200.0130.06014.53
5.3.190.0130.05314.57
5.3.180.0030.04314.61
5.3.170.0030.08014.44
5.3.160.0130.07314.63
5.3.150.0100.07014.61
5.3.140.0100.07714.61
5.3.130.0030.05014.59
5.3.120.0070.04014.55
5.3.110.0130.03014.41
5.3.100.0100.07014.01
5.3.90.0070.06013.88
5.3.80.0030.04713.87
5.3.70.0130.04014.03
5.3.60.0100.03314.03
5.3.50.0070.07014.17
5.3.40.0100.07014.00
5.3.30.0100.05314.02
5.3.20.0030.04013.70
5.3.10.0030.07313.70
5.3.00.0070.03313.50
5.2.170.0000.04311.38
5.2.160.0030.03711.17
5.2.150.0030.06311.22
5.2.140.0170.02311.18
5.2.130.0070.03311.18
5.2.120.0170.03311.21
5.2.110.0030.03711.18
5.2.100.0000.06711.21
5.2.90.0000.03311.11
5.2.80.0100.05311.13
5.2.70.0030.05311.16
5.2.60.0030.05011.06
5.2.50.0030.06311.13
5.2.40.0030.05710.90
5.2.30.0070.05711.02
5.2.20.0030.05010.87
5.2.10.0070.04710.92
5.2.00.0030.06310.77
5.1.60.0070.04710.56
5.1.50.0100.05010.56
5.1.40.0100.05010.56
5.1.30.0000.04010.56
5.1.20.0070.04310.56
5.1.10.0070.05310.56
5.1.00.0070.06010.56
5.0.50.0000.04310.56
5.0.40.0000.02710.56
5.0.30.0030.03710.56
5.0.20.0000.04710.56
5.0.10.0100.03710.56
5.0.00.0070.03710.56
4.4.90.0000.03710.56
4.4.80.0030.02010.56
4.4.70.0070.03310.56
4.4.60.0070.02310.56
4.4.50.0000.04010.56
4.4.40.0000.06010.56
4.4.30.0000.04010.56
4.4.20.0070.01710.56
4.4.10.0030.03310.56
4.4.00.0000.04710.56
4.3.110.0030.02010.56
4.3.100.0000.01710.56
4.3.90.0000.01710.56
4.3.80.0030.02310.56
4.3.70.0000.01710.56
4.3.60.0030.02310.56
4.3.50.0100.03010.56
4.3.40.0000.06010.56
4.3.30.0000.02310.56
4.3.20.0000.03710.56
4.3.10.0100.02010.56
4.3.00.0000.03710.56

preferences:
43.41 ms | 400 KiB | 5 Q