封鎖 >blockRendering >「導覽匣」>drawLeft_
blockRendering.Drawer.drawLeft_() 方法
在區塊左側新增步驟，其中可能包括輸出連線
Signature:
protected drawLeft_(): void;
傳回：
void
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上次更新時間：2025-07-25 (世界標準時間)。
[[["容易理解","easyToUnderstand","thumb-up"],["確實解決了我的問題","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["缺少我需要的資訊","missingTheInformationINeed","thumb-down"],["過於複雜/步驟過多","tooComplicatedTooManySteps","thumb-down"],["過時","outOfDate","thumb-down"],["翻譯問題","translationIssue","thumb-down"],["示例/程式碼問題","samplesCodeIssue","thumb-down"],["其他","otherDown","thumb-down"]],["上次更新時間：2025-07-25 (世界標準時間)。"],[],["The `drawLeft_()` method, part of the `blockRendering.Drawer` class, is responsible for constructing the left side of a block within a visual programming environment. This includes adding any necessary steps to represent elements that might reside on the left. Specifically, it handles the potential presence of an output connection on the left side of the block. It does not return any value.\n"]]