Issue #3397490 by quietone, smustgrave, xjm, longwave, poker10: Fix more words that are only misspelled in comments

Issue #3328454 by xjm, Bhanu951, jidrone, smustgrave: Replace most strpos() !== FALSE or === FALSE with str_contains()

Issue #3328443 by xjm, rpayanm, alexpott, catch, longwave: Replace most strpos() === 0 or !== 0 with str_starts_with()

Issue #2941148 by quietone, bruno.bicudo, ravi.shankar, Sweetchuck, beatrizrodrigues, lucienchalom, VitaliyB98, WagnerMelo, sophiavs, ankitjain28may, daffie, longwave, Sutharsan, borisson_, cosmicdreams, heykarthikwithu, catch: Fix Drupal.Commenting.FunctionComment.MissingReturnType

Issue #3222769 by bbrala, alexpott, longwave, Matroskeen: [November 8, 2021] Replace all list (array destructuring) assignment to the array syntax

Issue #2851394 by GoZ, hgunicamp, oknate, jungle, wolffereast, tameeshb, mmatsoo, ridhimaabrol24, jofitz, swarad07, tanc, shaktik, dimaro, shashikant_chauhan, MerryHamster, quietone, nitesh624, martin_q, boaloysius, gaurav.kapoor, nitvirus, ankithashetty, Munavijayalakshmi, kostyashupenko, leolando.tan, amit.drupal, ravi.shankar, akashkrishnan01, Swapnil_Kotwal, Saviktor, mrinalini9, anmolgoyal74, Venkatesh Rajan.J, shimpy, lomasr, Dinesh18, shubham.prakash, mahtab_alam, markdorison, cilefen, longwave, bleen, xjm, alexpott, gmaltoni: Fix grammar 'a' to 'an' when necessary

Issue #2322059 by rpayanm, claudiu.cristea, ravi.khetri, sarhugo, undertext, Ashok Negi, adci_contributor, griffynh, tibbsa, jibran, neclimdul, Berdir: Keep the UrlHelper::buildQuery method and remove @todo

Issue #3091823 by Renrhaf, johndevman: UrlHelper::parse does not support external URLs with more than one question mark

Issue #3053363 by alexpott, Wim Leers, Berdir, mondrake, xjm: Remove support for PHP 5 in Drupal 8.8

SA-CORE-2018-006 by alexpott, attilatilman, bkosborne, catch, bonus, Wim Leers, Sam152, Berdir, Damien Tournoud, Dave Reid, Kova101, David_Rothstein, dawehner, dsnopek, samuel.mortenson, stefan.r, tedbow, xjm, timmillwood, pwolanin, njbooher, dyates, effulgentsia, klausi, mlhess, larowlan

Issue #2937888 by dhruveshdtripathi, idebr, RoSk0, mohit1604, mfernea, borisson_: Fix 'Drupal.Commenting.DocComment.LongNotCapital' coding standard

Issue #2909349 by claudiu.cristea, Wim Leers: UrlHelper::parse() is wrong with absolute URLs having fragment but not query

Issue #1827854 by jamesrward, dman, superspring, joseph.olstad, legolasbo, anrikun, bceyssens, mdeletter, Damien Tournoud: W3C HTML5 Validation error with PHP array-based query-strings built with url() containing [ ] characters (eg views filters)

Issue #2867749 by pfrenssen, claudiu.cristea: Parsing an URL with another URL in the query arguments throws undefined offset notice

Issue #2776975 by joelpittet, dawehner, tim.plunkett, xjm, pfrenssen: March 3, 2017: Convert core to array syntax coding standards for Drupal 8.3.x RC phase

Issue #2665992 by alexpott, klausi, heykarthikwithu, xjm, tstoeckler: @file is not required for classes, interfaces and traits

Drupal 8.0.4, SA-CORE-2016-001 by Alan Evans, benjy, berdir, catch, DamienMcKenna, Dave Reid, David_Rothstein, dsnopek, FengWen, fnqgpc, greggles, Gábor Hojtsy, klausi, larowlan, Pere Orga, plach, pwolanin, quicksketch, stefan.r, StryKaizer, YesCT

(cherry picked from commit f25feddd)

Conflicts:
	core/lib/Drupal.php

Issue #2565895 by dawehner, stefan.r, googletorp, effulgentsia, lauriii, jcnventura, David_Rothstein, catch, xjm, joelpittet, pwolanin, plach, larowlan, cilefen: Add a new :placeholder to SafeMarkup::format() for URLs that handles bad protocols

Issue #2545972 by alexpott, joelpittet, ericjenkins, stefan.r, Wim Leers, Cottser: Remove all code usages SafeMarkup::checkPlain() and rely more on Twig autoescaping

Issue #2457781 by prateekMehta, stefan.r, AjitS, hussainweb: Use Utility\Html class instead of Utility\String for decodeEntities() function

Issue #2457887 by prateekMehta, stefan.r, rpayanm, alexpott: Use Utility\SafeMarkup class instead of Utility\String for placeholder(), checkPlain(),format() functions

Issue #2455083 by dawehner, larowlan, klausi, David_Rothstein, hefox, tsphethean, dstol, DamienMcKenna, Pere Orga, benjy: Open redirect fixes from SA-CORE-2015-001 need to be ported to Drupal 8

Issue #2417793 by effulgentsia, Wim Leers, YesCT, yched, dawehner: Allow entity: URIs to be entered in link fields

Issue #2364157 by mpdonadio, dawehner, martin107, Berdir, pcambra, naveenvalecha, tim.plunkett: Replace most existing _url calls with Url objects

Issue #2282673 by stevepurkiss, ParisLiakos, mgifford: Add a PHPunit test for not using Drupal\Core code in Drupal\Component.

Issue #2343661 by larowlan, tim.plunkett | xjm: Rename l() to _l() and url() to _url(), and document replacements.

Issue #2343651 by xjm, tim.plunkett, Wim Leers, dinarcon, dawehner: Remove most remaining l() calls.

Issue #2076325 by neclimdul, Mile23, alexpott: Fixed Drupal\Component\Utility\Url::externalIsLocal() is wrong in common cases.