3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function getDay($day) { $days = ['Monday' => 1, 'Tuesday' => 2, 'Wednesday' => 3, 'Thursday' => 4, 'Friday' => 5, 'Saturday' => 6, 'Sunday' => 7]; $today = new \DateTime(); $today->setISODate($today->format('o'), $today->format('W'), $days[ucfirst($day)]); print_r($days); return $today; } var_dump(getDay()->format('l dS F Y')); //var_dump(getDay('Friday')->format('l dS F Y'));
Output for 7.1.0
Fatal error: Uncaught ArgumentCountError: Too few arguments to function getDay(), 0 passed in /in/KFM69 on line 12 and exactly 1 expected in /in/KFM69:2 Stack trace: #0 /in/KFM69(12): getDay() #1 {main} thrown in /in/KFM69 on line 2
Process exited with code 255.
Output for 5.4.0 - 5.4.29, 5.6.28, 7.0.14
Warning: Missing argument 1 for getDay(), called in /in/KFM69 on line 12 and defined in /in/KFM69 on line 2 Notice: Undefined variable: day in /in/KFM69 on line 7 Notice: Undefined index: in /in/KFM69 on line 7 Array ( [Monday] => 1 [Tuesday] => 2 [Wednesday] => 3 [Thursday] => 4 [Friday] => 5 [Saturday] => 6 [Sunday] => 7 ) string(21) "Sunday 01st June 2014"
Output for 5.6.21, 7.0.6
Warning: Missing argument 1 for getDay(), called in /in/KFM69 on line 12 and defined in /in/KFM69 on line 2 Notice: Undefined variable: day in /in/KFM69 on line 7 Notice: Undefined index: in /in/KFM69 on line 7 Array ( [Monday] => 1 [Tuesday] => 2 [Wednesday] => 3 [Thursday] => 4 [Friday] => 5 [Saturday] => 6 [Sunday] => 7 ) string(20) "Sunday 01st May 2016"
Output for 5.5.30, 5.6.14 - 5.6.15, 7.0.5
Warning: Missing argument 1 for getDay(), called in /in/KFM69 on line 12 and defined in /in/KFM69 on line 2 Notice: Undefined variable: day in /in/KFM69 on line 7 Notice: Undefined index: in /in/KFM69 on line 7 Array ( [Monday] => 1 [Tuesday] => 2 [Wednesday] => 3 [Thursday] => 4 [Friday] => 5 [Saturday] => 6 [Sunday] => 7 ) string(22) "Sunday 27th March 2016"
Output for 5.5.33, 5.6.19, 7.0.4
Warning: Missing argument 1 for getDay(), called in /in/KFM69 on line 12 and defined in /in/KFM69 on line 2 Notice: Undefined variable: day in /in/KFM69 on line 7 Notice: Undefined index: in /in/KFM69 on line 7 Array ( [Monday] => 1 [Tuesday] => 2 [Wednesday] => 3 [Thursday] => 4 [Friday] => 5 [Saturday] => 6 [Sunday] => 7 ) string(22) "Sunday 06th March 2016"
Output for 5.5.31 - 5.5.32, 5.6.17 - 5.6.18, 7.0.3
Warning: Missing argument 1 for getDay(), called in /in/KFM69 on line 12 and defined in /in/KFM69 on line 2 Notice: Undefined variable: day in /in/KFM69 on line 7 Notice: Undefined index: in /in/KFM69 on line 7 Array ( [Monday] => 1 [Tuesday] => 2 [Wednesday] => 3 [Thursday] => 4 [Friday] => 5 [Saturday] => 6 [Sunday] => 7 ) string(22) "Sunday 13th March 2016"
Output for 5.6.16, 7.0.0 - 7.0.2
Warning: Missing argument 1 for getDay(), called in /in/KFM69 on line 12 and defined in /in/KFM69 on line 2 Notice: Undefined variable: day in /in/KFM69 on line 7 Notice: Undefined index: in /in/KFM69 on line 7 Array ( [Monday] => 1 [Tuesday] => 2 [Wednesday] => 3 [Thursday] => 4 [Friday] => 5 [Saturday] => 6 [Sunday] => 7 ) string(22) "Sunday 20th March 2016"
Output for hhvm-3.12.0
Warning: getDay() expects exactly 1 parameter, 0 given in /in/KFM69 on line 4 Notice: Undefined variable: day in /in/KFM69 on line 7 Notice: Undefined index: in /in/KFM69 on line 7 Array ( [Monday] => 1 [Tuesday] => 2 [Wednesday] => 3 [Thursday] => 4 [Friday] => 5 [Saturday] => 6 [Sunday] => 7 ) string(22) "Sunday 27th March 2016"
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.5.34, 5.6.20
Warning: Missing argument 1 for getDay(), called in /in/KFM69 on line 12 and defined in /in/KFM69 on line 2 Notice: Undefined variable: day in /in/KFM69 on line 7 Notice: Undefined index: in /in/KFM69 on line 7 Array ( [Monday] => 1 [Tuesday] => 2 [Wednesday] => 3 [Thursday] => 4 [Friday] => 5 [Saturday] => 6 [Sunday] => 7 ) string(22) "Sunday 03rd April 2016"
Output for 5.5.29, 5.6.13
Warning: Missing argument 1 for getDay(), called in /in/KFM69 on line 12 and defined in /in/KFM69 on line 2 Notice: Undefined variable: day in /in/KFM69 on line 7 Notice: Undefined index: in /in/KFM69 on line 7 Array ( [Monday] => 1 [Tuesday] => 2 [Wednesday] => 3 [Thursday] => 4 [Friday] => 5 [Saturday] => 6 [Sunday] => 7 ) string(22) "Sunday 10th April 2016"
Output for 5.5.27 - 5.5.28, 5.6.11 - 5.6.12
Warning: Missing argument 1 for getDay(), called in /in/KFM69 on line 12 and defined in /in/KFM69 on line 2 Notice: Undefined variable: day in /in/KFM69 on line 7 Notice: Undefined index: in /in/KFM69 on line 7 Array ( [Monday] => 1 [Tuesday] => 2 [Wednesday] => 3 [Thursday] => 4 [Friday] => 5 [Saturday] => 6 [Sunday] => 7 ) string(22) "Sunday 17th April 2016"
Output for 5.5.25 - 5.5.26, 5.6.8 - 5.6.10
Warning: Missing argument 1 for getDay(), called in /in/KFM69 on line 12 and defined in /in/KFM69 on line 2 Notice: Undefined variable: day in /in/KFM69 on line 7 Notice: Undefined index: in /in/KFM69 on line 7 Array ( [Monday] => 1 [Tuesday] => 2 [Wednesday] => 3 [Thursday] => 4 [Friday] => 5 [Saturday] => 6 [Sunday] => 7 ) string(22) "Sunday 24th April 2016"
Output for 5.5.35
Warning: Missing argument 1 for getDay(), called in /in/KFM69 on line 12 and defined in /in/KFM69 on line 2 Notice: Undefined variable: day in /in/KFM69 on line 7 Notice: Undefined index: in /in/KFM69 on line 7 Array ( [Monday] => 1 [Tuesday] => 2 [Wednesday] => 3 [Thursday] => 4 [Friday] => 5 [Saturday] => 6 [Sunday] => 7 ) string(20) "Sunday 15th May 2016"
Output for 5.5.24
Warning: Missing argument 1 for getDay(), called in /in/KFM69 on line 12 and defined in /in/KFM69 on line 2 Notice: Undefined variable: day in /in/KFM69 on line 7 Notice: Undefined index: in /in/KFM69 on line 7 Array ( [Monday] => 1 [Tuesday] => 2 [Wednesday] => 3 [Thursday] => 4 [Friday] => 5 [Saturday] => 6 [Sunday] => 7 ) string(20) "Sunday 22nd May 2016"
Output for 5.4.39 - 5.4.45
Warning: Missing argument 1 for getDay(), called in /in/KFM69 on line 12 and defined in /in/KFM69 on line 2 Notice: Undefined variable: day in /in/KFM69 on line 7 Notice: Undefined index: in /in/KFM69 on line 7 Array ( [Monday] => 1 [Tuesday] => 2 [Wednesday] => 3 [Thursday] => 4 [Friday] => 5 [Saturday] => 6 [Sunday] => 7 ) string(23) "Sunday 30th August 2015"
Output for 5.4.34 - 5.4.38
Warning: Missing argument 1 for getDay(), called in /in/KFM69 on line 12 and defined in /in/KFM69 on line 2 Notice: Undefined variable: day in /in/KFM69 on line 7 Notice: Undefined index: in /in/KFM69 on line 7 Array ( [Monday] => 1 [Tuesday] => 2 [Wednesday] => 3 [Thursday] => 4 [Friday] => 5 [Saturday] => 6 [Sunday] => 7 ) string(22) "Sunday 01st March 2015"
Output for 5.4.30 - 5.4.32
Warning: Missing argument 1 for getDay(), called in /in/KFM69 on line 12 and defined in /in/KFM69 on line 2 Notice: Undefined variable: day in /in/KFM69 on line 7 Notice: Undefined index: in /in/KFM69 on line 7 Array ( [Monday] => 1 [Tuesday] => 2 [Wednesday] => 3 [Thursday] => 4 [Friday] => 5 [Saturday] => 6 [Sunday] => 7 ) string(26) "Sunday 07th September 2014"
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/KFM69 on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/KFM69 on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/KFM69 on line 4
Process exited with code 255.