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blockly >DeleteArea >wouldDelete
DeleteArea.willDelete() 方法
返回所提供的区块或气泡在放在此区域时是否被删除。此方法应检查元素是否可删除,并且始终在 onDragEnter/onDragOver/onDragExit 之前调用。
Signature:
wouldDelete(element: IDraggable): boolean;
参数
返回:
布尔值
提供的元素在被放在此区域时是否会被删除。
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最后更新时间 (UTC):2024-08-22。
[null,null,["最后更新时间 (UTC):2024-08-22。"],[[["The `wouldDelete` method determines if a dragged block or bubble would be deleted if dropped on a specific area."],["It checks for deletability before drag events (`onDragEnter`, `onDragOver`, `onDragExit`) are triggered."],["The method takes an `IDraggable` element (block or bubble) as input and returns `true` if it would be deleted, otherwise `false`."]]],["The `wouldDelete()` method determines if a dragged block or bubble (`element`) would be deleted if dropped on a specific area. It checks if the `element` is deletable, and this check occurs before `onDragEnter`, `onDragOver`, and `onDragExit`. The method takes an `IDraggable` element as a parameter and returns a boolean value indicating whether the element would be deleted upon being dropped.\n"]]