• Update condition.go by @zyfxgo in https://github.com/duke-git/lancet/pull/234
• feat: add RandFromGivenSlice function by @cannian1 in https://github.com/duke-git/lancet/pull/235
• feat: add RandSliceFromGivenSlice function by @cannian1 in https://github.com/duke-git/lancet/pull/236
• fix 删除文档中废弃的RetryDuration函数 by @DerekTond in https://github.com/duke-git/lancet/pull/240
• feat(maputil): add GetValue by @yunxuanhao in https://github.com/duke-git/lancet/pull/243
• fix(strutil): rename PadStart to Pad. by @kydance in https://github.com/duke-git/lancet/pull/245
• doc: update contribution references by @emmanuel-ferdman in https://github.com/duke-git/lancet/pull/246

• @zyfxgo made their first contribution in https://github.com/duke-git/lancet/pull/234
• @DerekTond made their first contribution in https://github.com/duke-git/lancet/pull/240
• @kydance made their first contribution in https://github.com/duke-git/lancet/pull/245
• @emmanuel-ferdman made their first contribution in https://github.com/duke-git/lancet/pull/246

Full Changelog: https://github.com/duke-git/lancet/compare/v2.3.2...v2.3.3

Full Changelog: https://github.com/duke-git/lancet/compare/v1.4.4...v1.4.4

• feat(slice): add UniqueByField.
• feat(maputil): add GetOrSet.
• perf(validator): check Ipv4、Ipv6 by more graceful method by @cannian1 in https://github.com/duke-git/lancet/pull/220
• perf(slice): Concat() make a clearer panic description, like standard library by @cannian1 in https://github.com/duke-git/lancet/pull/223
• 🐛 Fixing bug. about pointer package function, #227 #228 by @aide-cloud in https://github.com/duke-git/lancet/pull/230

• @aide-cloud made their first contribution in https://github.com/duke-git/lancet/pull/230

Full Changelog: https://github.com/duke-git/lancet/compare/v2.3.1...v2.3.2

• Slice: break by @donutloop in https://github.com/duke-git/lancet/pull/200
• Slice: padding by @donutloop in https://github.com/duke-git/lancet/pull/201
• refactor(set): pop method randomly removes an element and return by @cannian1 in https://github.com/duke-git/lancet/pull/202
• add Concat method by @cannian1 in https://github.com/duke-git/lancet/pull/204
• feat(maputil): add ToSortedSlicesDefault method and ToSortedSlicesWithComparator method by @cannian1 in https://github.com/duke-git/lancet/pull/206
• fix(netutil): Add proxy IP to send request by @Joker-desire in https://github.com/duke-git/lancet/pull/210
• refactor(slice): optimize function by @cannian1 in https://github.com/duke-git/lancet/pull/211
• refactor slice.Unique() by @coder-liyang in https://github.com/duke-git/lancet/pull/215
• fix(maputil): json tag omitempty convert error by @ch3nnn in https://github.com/duke-git/lancet/pull/218

• @Joker-desire made their first contribution in https://github.com/duke-git/lancet/pull/210
• @coder-liyang made their first contribution in https://github.com/duke-git/lancet/pull/215
• @ch3nnn made their first contribution in https://github.com/duke-git/lancet/pull/218

Full Changelog: https://github.com/duke-git/lancet/compare/v2.3.0...v2.3.1

Feature:

1. convertor package: add ToStdBase64, ToUrlBase64, ToRawStdBase64, ToRawUrlBase64 functions.
2. datastructure package: add Optional datastructure, add Reset and refact itertor logic. add FilterByValue for HashMap.
3. function package: add predicate function logic (Or, And, Nor...), add AcceptIf function.
4. fileutil package: add CopyDir, ParallelChunkRead functions.
5. mathutil package: add CeilToFloat,CeilToString,FloorToFloat,FloorToString functions.
6. strutil package: add SubInBetween, HammingDistance functions.
7. slice package: add SetToDefaultIf functions.

Fix:

1. maputil package: fix bug of MapTo(issue #169).
2. strutil package: fix bug of After and Before function(issue #168).
3. random package: fix MAXIMUM_CAPACITY bug (issue #166)

Break Change:

1. retry package: Add retry backoff policy.
2. datastructure pacakge: rename constructor of Set (NewSet->New, NewSetFromSlice->FromSlice)，add ToSlice function for Set.
3. mathutil package: refact RoundToFloat, TruncRound, TruncRound.

Thanks @donutloop, @cannian1 , @coloraven to contribute high quality code!

Feature:

1. convertor package: add MapToStruct,ToStdBase64, ToUrlBase64, ToRawStdBase64, ToRawUrlBase64 functions.
2. fileutil package: add WriteMapsToCsv, CopyDir, ChunkRead, ParallelChunkRead functions.
3. mathutil package: add CeilToFloat,CeilToString,FloorToFloat,FloorToString functions
4. strutil package: add SubInBetween, HammingDistance functions.

Fix:

1. strutil package: fix bug of After and Before function(issue #168).

Feature:

1. fileutil package: add WriteMapsToCsv function. Support delimiter param in ReadCsvFile and WriteCsvFile.
2. slice package: add DeleteAt and add DeleteRange function.

Fix:

1. math package: fix bug of Cos function.
2. structs package: fix bug of ToMap function.

Refactor:

1. random package: improve the performance of random function.

Feature:

1. random package: add RandFloat, RandFloats, RandSymbolChar.
2. netutil package: http sendRequest support context param.
3. slice package: add Random function to get a random item from slice.

Fix:

1. validator package: fix IsChineseIdNum bug.
2. datetime package: fix IsLeapYear bug.

Feature:

1. cryptor package: add GenerateRsaKeyPair, RsaEncryptOAEP, RsaDecryptOAEP.
2. fileutil package: add ReadFile from path or url.
3. strutil package: add IsNotBlank.
4. datastructure package: ArrayQueue support auto scale.

Fix:

1. fileutil package: fix CurrentPath to support windows and linux.

Feature:

1. cryptor package: add GenerateRsaKeyPair, RsaEncryptOAEP, RsaDecryptOAEP.
2. fileutil package: add ReadFile from path or url.
3. validator package: add IsBin, IsHex, IsBase64URL, IsJWT, IsVisa, IsMasterCard, IsAmericanExpress, IsUnionPay, IsChinaUnionPay.