node map has value
let myMap = new Map();
myMap.set("key1", "value1");
myMap.set("key2", "value2");
console.log(myMap.has("key1")); // true
console.log(myMap.has("key2")); // true
console.log(myMap.get("key1")); // value1
console.log(myMap.get("key2")); // value2
// NOTE: DO NOT try to access map values using [].
// myMap["key1"] = "value1";
Also in JavaScript:
- javascript querySelector change input value
- js make radio checked
- react native init specific version
- javascript number between values
- call javascript function after page load complete
- jquery loop each tr in table grepper
- gatsbyjs shop flotiq
- expo open app settings
- how to access array datat in class component react
- javascript convert int to float with 2 decimal places
- how to split two digit number in javascript
- fetch
- d-block d-none js
- define a media query in styled components
- jquery don't empty specific form field after submit
- variable arguments js
- href before onclick js
- adding a prototype on vue using nuxt
- javascript add multiple items to array
- javascript turn string into array
- mongodb unwind
- javascript loop through array backwords
- generate component with module angular 8
- same file select angular second time not selected