Answers for "append to map javascript"

append to map javascript

var myMap = {};

myMap[newKey] = newValue;

// ...


// Another method

var myMap = new Map()
myMap.set("key0","value")
// ...
myMap.has("key1"); // evaluates to false, assuming key1 wasn't set

add to map javascript

// Works with Vue Reactive hooks
var myMap = new Map()
myMap.set("key0","value")