Map And Object Javascript
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Map And Object Javascript
Map is a collection of keyed data items, just like an object. Keys are not well ordered: While very similar to objects on the surface, they have some very important differences.
The syntax for the map () method is as follows: Do not have a size property: Making your first map in javascript;
Do not have a size property:
Do not have a size property: A map would preserve the type of the key and return [123] which is great. Javascript objects vs maps differences between javascript objects and maps: Map numbers to characters in javascript
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