6.5.3
 
 
 - [Fix] parse: ignore__proto__keys (#428)
- [Fix]` utils.merge: avoid a crash with a null target and a truthy non-array source
- [Fix] correctly parse nested arrays
- [Fix] stringify: fix a crash withstrictNullHandlingand a customfilter/serializeDate(#279)
- [Fix] utils:merge: fix crash whensourceis a truthy primitive & no options are provided
- [Fix] when parseArraysis false, properly handle keys ending in[]
- [Fix] fix for an impossible situation: when the formatter is called with a non-string value
- [Fix] utils.merge: avoid a crash with a null target and an array source
- [Refactor] utils: reduce observable [[Get]]s
- [Refactor] use cached Array.isArray
- [Refactor] stringify: Avoid arr = arr.concat(...), push to the existing instance (#269)
- [Refactor] parse: only need to reassign the var once
- [Robustness] stringify: avoid relying on a globalundefined(#427)
- [readme] remove travis badge; add github actions/codecov badges; update URLs
- [Docs] Clean up license text so it’s properly detected as BSD-3-Clause
- [Docs] Clarify the need for "arrayLimit" option
- [meta] fix README.md (#399)
- [meta] add FUNDING.yml
- [actions] backport actions from main
- [Tests] always use String(x)overx.toString()
- [Tests] remove nonexistent tape option
- [Dev Deps] backport from main
6.5.2
 
 
 - [Fix] use safer-bufferinstead ofBufferconstructor
- [Refactor] utils: module.exportsone thing, instead of mutatingexports(#230)
- [Dev Deps] update browserify,eslint,iconv-lite,safer-buffer,tape,browserify
6.5.1
 
 
 - [Fix] Fix parsing & compacting very deep objects (#224)
- [Refactor] name utils functions
- [Dev Deps] update eslint,@ljharb/eslint-config,tape
- [Tests] up to nodev8.4; usenvm install-latest-npmso newer npm doesn’t break older node
- [Tests] Use precise dist for Node.js 0.6 runtime (#225)
- [Tests] make 0.6 required, now that it’s passing
- [Tests] on nodev8.2; fix npm on node 0.6
6.5.0
 
 
 - [New] add utils.assign
- [New] pass default encoder/decoder to custom encoder/decoder functions (#206)
- [New] parse/stringify: addignoreQueryPrefix/addQueryPrefixoptions, respectively (#213)
- [Fix] Handle stringifying empty objects with addQueryPrefix (#217)
- [Fix] do not mutate optionsargument (#207)
- [Refactor] parse: cache index to reuse in else statement (#182)
- [Docs] add various badges to readme (#208)
- [Dev Deps] update eslint,browserify,iconv-lite,tape
- [Tests] up to nodev8.1,v7.10,v6.11; npm v4.6 breaks on node < v1; npm v5+ breaks on node < v4
- [Tests] add editorconfig-tools
6.4.0
 
 
 - [New] qs.stringify: addencodeValuesOnlyoption
- [Fix] follow allowPrototypesoption during merge (#201, #201)
- [Fix] support keys starting with brackets (#202, #200)
- [Fix] chmod a-x
- [Dev Deps] update eslint
- [Tests] up to nodev7.7,v6.10,v4.8; disable osx builds since they block linux builds
- [eslint] reduce warnings
6.3.2
 
 
 - [Fix] follow allowPrototypesoption during merge (#201, #200)
- [Dev Deps] update eslint
- [Fix] chmod a-x
- [Fix] support keys starting with brackets (#202, #200)
- [Tests] up to nodev7.7,v6.10,v4.8; disable osx builds since they block linux builds
6.3.1
 
 
 - [Fix] ensure that allowPrototypes: falsedoes not ever shadow Object.prototype properties (thanks, @snyk!)
- [Dev Deps] update eslint,@ljharb/eslint-config,browserify,iconv-lite,qs-iconv,tape
- [Tests] on all node minors; improve test matrix
- [Docs] document stringify option allowDots(#195)
- [Docs] add empty object and array values example (#195)
- [Docs] Fix minor inconsistency/typo (#192)
- [Docs] document stringify option sort(#191)
- [Refactor] stringify: throw faster with an invalid encoder
- [Refactor] remove unnecessary escapes (#184)
- Remove contributing.md, since qsis no longer part ofhapi(#183)
6.3.0
 
 
 - [New] Add support for RFC 1738 (#174, #173)
- [New] stringify: AddserializeDateoption to customize Date serialization (#159)
- [Fix] ensure utils.mergehandles merging two arrays
- [Refactor] only constructors should be capitalized
- [Refactor] capitalized var names are for constructors only
- [Refactor] avoid using a sparse array
- [Robustness] formats: cacheString#replace
- [Dev Deps] update browserify,eslint,@ljharb/eslint-config; addsafe-publish-latest
- [Tests] up to nodev6.8,v4.6; improve test matrix
- [Tests] flesh out arrayLimit/arrayFormat tests (#107)
- [Tests] skip Object.create tests when null objects are not available
- [Tests] Turn on eslint for test files (#175)
6.2.3
 
 
 - [Fix] follow allowPrototypesoption during merge (#201, #200)
- [Fix] chmod a-x
- [Fix] support keys starting with brackets (#202, #200)
- [Tests] up to nodev7.7,v6.10,v4.8; disable osx builds since they block linux builds
6.2.2
 
 
 - [Fix] ensure that allowPrototypes: falsedoes not ever shadow Object.prototype properties
6.2.1
 
 
 - [Fix] ensure key[]=x&key[]&key[]=yresults in 3, not 2, values
- [Refactor] Be explicit and use Object.prototype.hasOwnProperty.call
- [Tests] remove parallelshellsince it does not reliably report failures
- [Tests] up to nodev6.3,v5.12
- [Dev Deps] update tape,eslint,@ljharb/eslint-config,qs-iconv
 
 - [New] pass Buffers to the encoder/decoder directly (#161)
- [New] add "encoder" and "decoder" options, for custom param encoding/decoding (#160)
- [Fix] fix compacting of nested sparse arrays (#150)
**6.1.2
- [Fix] follow allowPrototypes option during merge (#201, #200)
- [Fix] chmod a-x
- [Fix] support keys starting with brackets (#202, #200)
- [Tests] up to node v7.7, v6.10,v4.8; disable osx builds since they block linux builds
6.1.1
 
 
 - [Fix] ensure that allowPrototypes: falsedoes not ever shadow Object.prototype properties
 
 - [New] allowDots option for stringify(#151)
- [Fix] "sort" option should work at a depth of 3 or more (#151)
- [Fix] Restore distdirectory; will be removed in v7 (#148)
6.0.4
 
 
 - [Fix] follow allowPrototypesoption during merge (#201, #200)
- [Fix] chmod a-x
- [Fix] support keys starting with brackets (#202, #200)
- [Tests] up to nodev7.7,v6.10,v4.8; disable osx builds since they block linux builds
6.0.3
 
 
 - [Fix] ensure that allowPrototypes: falsedoes not ever shadow Object.prototype properties
- [Fix] Restore distdirectory; will be removed in v7 (#148)
 
 - Revert ES6 requirement and restore support for node down to v0.8.
 
 - #127 Fix engines definition in package.json
 
 - #124 Use ES6 and drop support for node < v4
5.2.1
 
 
 - [Fix] ensure key[]=x&key[]&key[]=yresults in 3, not 2, values
 
 - #64 Add option to sort object keys in the query string
 
 - #117 make URI encoding stringified results optional
- #106 Add flag skipNullsto optionally skip null values in stringify
 
 - #114 default allowDots to false
- #100 include dist to npm
 
 - #98 make returning plain objects and allowing prototype overwriting properties optional
 
 - #89 Add option to disable "Transform dot notation to bracket notation"
 
 - #80 qs.parse silently drops properties
- #77 Perf boost
- #60 Add explicit option to disable array parsing
- #74 Bad parse when turning array into object
- #81 Add a filteroption
- #68 Fixed issue with recursion and passing strings into objects.
- #66 Add mixed array and object dot notation support Closes: #47
- #76 RFC 3986
- #85 No equal sign
- #84 update license attribute
 
 - #73 Property 'hasOwnProperty' of object # is not a function  
   
   - #70 Add arrayFormat option
  
   - #59 make sure array indexes are >= 0, closes #57
- #58 make qs usable for browser loader
  
   - #55 allow merging a string into an object
  
   - #52 Return "undefined" and "false" instead of throwing "TypeError".
  
   - #50 add option to omit array indices, closes #46
  
   - #39 Is there an alternative to Buffer.isBuffer?
- #49 refactor utils.merge, fixes #45
- #41 avoid browserifying Buffer, for #39
  
   - #38 how to handle object keys beginning with a number
  
   - #37 parser discards first empty value in array
- #36 Update to lab 4.x
  
   - #33 Error when plain object in a value
- #34 use Object.prototype.hasOwnProperty.call instead of obj.hasOwnProperty
- #24 Changelog? Semver?
  
   - #32 account for circular references properly, closes #31
- #31 qs.parse stackoverflow on circular objects
  
   - #26 Don't use Buffer global if it's not present
- #30 Bug when merging non-object values into arrays
- #29 Don't call Utils.clone at the top of Utils.merge
- #23 Ability to not limit parameters?
  
   - #22 Enable using a RegExp as delimiter
  
   - #18 Why is there arrayLimit?
- #20 Configurable parametersLimit
- #21 make all limits optional, for #18, for #20
  
   - #19 Don't overwrite null values
  
   - #16 ignore non-string delimiters
- #15 Close code block
  
   - #12 Add optional delim argument
- #13 fix #11: flattened keys in array are now correctly parsed
  
   - #7 Empty values of a POST array disappear after being submitted
- #9 Should not omit equals signs (=) when value is null
- #6 Minor grammar fix in README
  
   - #5 array holes incorrectly copied into object on large index