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blockly > Workspace > getVariableById
Workspace.getVariableById() 方法
v12:使用 Blockly.Workspace.getVariableMap().getVariableById。
按给定 ID 查找变量并返回它。如果未找到,则返回 null。
Signature:
getVariableById(id: string): IVariableModel<IVariableState> | null;
参数
返回:
IVariableModel<IVariableState> | null
具有指定 ID 的变量。
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最后更新时间 (UTC):2025-05-16。
[[["易于理解","easyToUnderstand","thumb-up"],["解决了我的问题","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["没有我需要的信息","missingTheInformationINeed","thumb-down"],["太复杂/步骤太多","tooComplicatedTooManySteps","thumb-down"],["内容需要更新","outOfDate","thumb-down"],["翻译问题","translationIssue","thumb-down"],["示例/代码问题","samplesCodeIssue","thumb-down"],["其他","otherDown","thumb-down"]],["最后更新时间 (UTC):2025-05-16。"],[[["The `Workspace.getVariableById()` method is used to locate a variable within a workspace using its unique ID."],["If a variable with the provided ID exists, the method returns a `VariableModel` object representing that variable; otherwise, it returns `null`."],["This method accepts a single parameter: a string representing the ID of the variable to search for."]]],[]]