“Instanz” Code-Antworten

Instanz

let result = chars instanceof Set;
console.log(result);
Code language: JavaScript (javascript)
Elated Eland

JS Instanz

let literalString = 'This is a literal string';
let stringObject  = new String('String created with constructor');

literalString instanceof String;  // false, string primitive is not a String
stringObject  instanceof String;  // true

literalString instanceof Object;  // false, string primitive is not an Object
stringObject  instanceof Object;  // true

stringObject  instanceof Date;    // false
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