简介
在这个实验中,我们将探索如何在JavaScript中创建一个冻结的 Set
对象。本实验的目的是了解如何通过将 Set
对象的 add
、delete
和 clear
方法设置为 undefined
来防止对其进行修改。在本实验结束时,你将很好地理解如何创建一个冻结的 Set
对象以及它在某些场景中为何有用。
Skills Graph
%%%%{init: {'theme':'neutral'}}%%%%
flowchart RL
javascript(("`JavaScript`")) -.-> javascript/BasicConceptsGroup(["`Basic Concepts`"])
javascript(("`JavaScript`")) -.-> javascript/AdvancedConceptsGroup(["`Advanced Concepts`"])
javascript(("`JavaScript`")) -.-> javascript/ToolsandEnvironmentGroup(["`Tools and Environment`"])
javascript/BasicConceptsGroup -.-> javascript/variables("`Variables`")
javascript/BasicConceptsGroup -.-> javascript/data_types("`Data Types`")
javascript/BasicConceptsGroup -.-> javascript/arith_ops("`Arithmetic Operators`")
javascript/BasicConceptsGroup -.-> javascript/comp_ops("`Comparison Operators`")
javascript/BasicConceptsGroup -.-> javascript/obj_manip("`Object Manipulation`")
javascript/AdvancedConceptsGroup -.-> javascript/destr_assign("`Destructuring Assignment`")
javascript/ToolsandEnvironmentGroup -.-> javascript/debugging("`Debugging`")
subgraph Lab Skills
javascript/variables -.-> lab-28319{{"`冻结集对象`"}}
javascript/data_types -.-> lab-28319{{"`冻结集对象`"}}
javascript/arith_ops -.-> lab-28319{{"`冻结集对象`"}}
javascript/comp_ops -.-> lab-28319{{"`冻结集对象`"}}
javascript/obj_manip -.-> lab-28319{{"`冻结集对象`"}}
javascript/destr_assign -.-> lab-28319{{"`冻结集对象`"}}
javascript/debugging -.-> lab-28319{{"`冻结集对象`"}}
end