let arr1 = [0, 1, 2]; let arr2 = [...arr1, 3, 4, 5]; console.log(arr2); // prints 0,1,2,3,4,5 |
function printPerson(first, last, age) { console.log(first, last age); } let args = ["Ted", "Neward", 45]; printPerson(...args); |
let names = ["Ted","Jenni","Athen"]; names.forEach((n) => console.log(n)); |
let names = ["Ted","Jenni","Athen"]; names.forEach((n) => { console.log(n) }); |
names.forEach(n => console.log(n)); |
let bob = { firstName: "Bob", lastName: "Robertson", displayMe: function() { for (let m in this) { console.log(m,"=",this[m]); } } }; bob.displayMe(); |
let displayThis = function() { for (let m in this) { console.log(m); } }; displayThis(); |
let displayThis = function() { for (let m in this) { console.log(m); } }; displayThis(); // this == global object let bob = { firstName: "Bob", lastName: "Robertson", displayMe: displayThis }; bob.displayMe(); // this == bob |
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