Aktuellste ES Version in IDE festlegen

{
  "compilerOptions": {
    "target": "es2018"
  }
}

let foo = ["a", "b", "c", "d", "e", "f"]

let foo1 = []
let foo2 = []

for (const i in foo) {
  if (i % 2 === 0) {
    foo1.push(foo[i])
  }
  else {
    foo2.p

Methoden für Strings

Anzahl der Zeichen

console.log(foo.length)

Zeichen an Position abfragen