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CaseMap
abstract class CaseMap
Low-level case mapping options and methods. Immutable. "Setters" return instances with the union of the current and new options set. This class is not intended for public subclassing.
Summary
| Nested classes |
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Case folding options and methods.
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Lowercasing options and methods.
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Titlecasing options and methods.
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Uppercasing options and methods.
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Public methods
omitUnchangedText
abstract fun omitUnchangedText(): CaseMap!
Returns an instance that behaves like this one but omits unchanged text when case-mapping with Edits.
| Return |
CaseMap! |
an options object with this option. |
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Last updated 2025-02-10 UTC.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-02-10 UTC."],[],[],null,["# CaseMap\n\nAdded in [API level 29](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)\n\nCaseMap\n=======\n\n*** ** * ** ***\n\nKotlin \\|[Java](/reference/android/icu/text/CaseMap \"View this page in Java\") \n\n```\nabstract class CaseMap\n```\n\n|---|-------------------------------|\n| [kotlin.Any](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-any/index.html) ||\n| ↳ | [android.icu.text.CaseMap](#) |\n\n|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| Known Direct Subclasses [CaseMap.Fold](/reference/kotlin/android/icu/text/CaseMap.Fold), [CaseMap.Lower](/reference/kotlin/android/icu/text/CaseMap.Lower), [CaseMap.Title](/reference/kotlin/android/icu/text/CaseMap.Title), [CaseMap.Upper](/reference/kotlin/android/icu/text/CaseMap.Upper) |-------------------------------------------------------------------|-----------------------------------| | [CaseMap.Fold](/reference/kotlin/android/icu/text/CaseMap.Fold) | Case folding options and methods. | | [CaseMap.Lower](/reference/kotlin/android/icu/text/CaseMap.Lower) | Lowercasing options and methods. | | [CaseMap.Title](/reference/kotlin/android/icu/text/CaseMap.Title) | Titlecasing options and methods. | | [CaseMap.Upper](/reference/kotlin/android/icu/text/CaseMap.Upper) | Uppercasing options and methods. | |\n\nLow-level case mapping options and methods. Immutable. \"Setters\" return instances with the union of the current and new options set. This class is not intended for public subclassing.\n\nSummary\n-------\n\n| Nested classes ||\n|---|--------------------------------------------------------------------------------------------|\n| | [Fold](/reference/kotlin/android/icu/text/CaseMap.Fold) Case folding options and methods. |\n| | [Lower](/reference/kotlin/android/icu/text/CaseMap.Lower) Lowercasing options and methods. |\n| | [Title](/reference/kotlin/android/icu/text/CaseMap.Title) Titlecasing options and methods. |\n| | [Upper](/reference/kotlin/android/icu/text/CaseMap.Upper) Uppercasing options and methods. |\n\n| Public methods ||\n|--------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| open static [CaseMap.Fold](/reference/kotlin/android/icu/text/CaseMap.Fold)! | [fold](#fold())`()` \u003cbr /\u003e |\n| abstract [CaseMap](#)! | [omitUnchangedText](#omitUnchangedText())`()` Returns an instance that behaves like this one but omits unchanged text when case-mapping with [Edits](/reference/kotlin/android/icu/text/Edits). |\n| open static [CaseMap.Lower](/reference/kotlin/android/icu/text/CaseMap.Lower)! | [toLower](#toLower())`()` \u003cbr /\u003e |\n| open static [CaseMap.Title](/reference/kotlin/android/icu/text/CaseMap.Title)! | [toTitle](#toTitle())`()` \u003cbr /\u003e |\n| open static [CaseMap.Upper](/reference/kotlin/android/icu/text/CaseMap.Upper)! | [toUpper](#toUpper())`()` \u003cbr /\u003e |\n\nPublic methods\n--------------\n\n### fold\n\nAdded in [API level 29](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) \n\n```\nopen static fun fold(): CaseMap.Fold!\n```\n\n| Return ||\n|------------------------------------------------------------------|-------------------------------------------|\n| [CaseMap.Fold](/reference/kotlin/android/icu/text/CaseMap.Fold)! | Case folding object with default options. |\n\n### omitUnchangedText\n\nAdded in [API level 29](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) \n\n```\nabstract fun omitUnchangedText(): CaseMap!\n```\n\nReturns an instance that behaves like this one but omits unchanged text when case-mapping with [Edits](/reference/kotlin/android/icu/text/Edits).\n\n| Return ||\n|---------------|-------------------------------------|\n| [CaseMap](#)! | an options object with this option. |\n\n### toLower\n\nAdded in [API level 29](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) \n\n```\nopen static fun toLower(): CaseMap.Lower!\n```\n\n| Return ||\n|--------------------------------------------------------------------|------------------------------------------|\n| [CaseMap.Lower](/reference/kotlin/android/icu/text/CaseMap.Lower)! | Lowercasing object with default options. |\n\n### toTitle\n\nAdded in [API level 29](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) \n\n```\nopen static fun toTitle(): CaseMap.Title!\n```\n\n| Return ||\n|--------------------------------------------------------------------|------------------------------------------|\n| [CaseMap.Title](/reference/kotlin/android/icu/text/CaseMap.Title)! | Titlecasing object with default options. |\n\n### toUpper\n\nAdded in [API level 29](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) \n\n```\nopen static fun toUpper(): CaseMap.Upper!\n```\n\n| Return ||\n|--------------------------------------------------------------------|------------------------------------------|\n| [CaseMap.Upper](/reference/kotlin/android/icu/text/CaseMap.Upper)! | Uppercasing object with default options. |"]]
