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Last updated 2025-05-15 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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-05-15 UTC."],[],[],null,["# androidx.constraintlayout.core.state.helpers\n============================================\n\n*** ** * ** ***\n\nKotlin \\|[Java](/reference/androidx/constraintlayout/core/state/helpers/package-summary \"View this page in Java\")\n\nInterfaces\n----------\n\n|---------------------------------------------------------------------------------|---|\n| [Facade](/reference/kotlin/androidx/constraintlayout/core/state/helpers/Facade) | |\n\nClasses\n-------\n\n|-------------------------------------------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------|\n| [AlignHorizontallyReference](/reference/kotlin/androidx/constraintlayout/core/state/helpers/AlignHorizontallyReference) | |\n| [AlignVerticallyReference](/reference/kotlin/androidx/constraintlayout/core/state/helpers/AlignVerticallyReference) | |\n| [BarrierReference](/reference/kotlin/androidx/constraintlayout/core/state/helpers/BarrierReference) | |\n| [ChainReference](/reference/kotlin/androidx/constraintlayout/core/state/helpers/ChainReference) | [HelperReference](/reference/kotlin/androidx/constraintlayout/core/state/HelperReference) for Chains. |\n| [FlowReference](/reference/kotlin/androidx/constraintlayout/core/state/helpers/FlowReference) | The FlowReference class can be used to store the relevant properties of a Flow Helper when parsing the Flow Helper information in a JSON representation. |\n| [GridReference](/reference/kotlin/androidx/constraintlayout/core/state/helpers/GridReference) | A HelperReference of a Grid Helper that helps enable Grid in Compose |\n| [GuidelineReference](/reference/kotlin/androidx/constraintlayout/core/state/helpers/GuidelineReference) | |\n| [HorizontalChainReference](/reference/kotlin/androidx/constraintlayout/core/state/helpers/HorizontalChainReference) | |\n| [VerticalChainReference](/reference/kotlin/androidx/constraintlayout/core/state/helpers/VerticalChainReference) | |"]]
