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根据您的偏好保存内容并对其进行分类。
blockly >字段 >sourceBlock_
Field.sourceBlock_ 属性
阻止此字段附加到。以 null 形式开始,然后在 init 中设置。
Signature:
protected sourceBlock_: Block | null;
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最后更新时间 (UTC):2025-07-25。
[[["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):2025-07-25。"],[[["`sourceBlock_` is a property of the `Field` class in Blockly that stores a reference to the block the field is attached to."],["Initially `null`, it's assigned during the field's initialization (`init`) and holds the parent block instance."],["This property provides a way for the field to interact with its associated block."]]],["The `sourceBlock_` property, found within the `Field` class, represents the block to which a field is connected. Initially, it is set to `null`. During the initialization process, this property is then assigned to the corresponding `Block` instance. It is a protected property, meaning it can be accessed within the class and subclasses, and its type is either a `Block` or `null`.\n"]]