You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
57 lines
1.9 KiB
57 lines
1.9 KiB
console.log("Day 2: Data types");
|
|
console.log("Exercise: Level 1");
|
|
|
|
let challenge = " 30 Days Of Javascript ";
|
|
console.log(challenge);
|
|
console.log(challenge.length);
|
|
console.log(challenge.toUpperCase());
|
|
console.log(challenge.toLowerCase());
|
|
console.log(challenge.slice(0, 2));
|
|
console.log(challenge.slice(3, 21));
|
|
console.log(challenge.includes("script"));
|
|
console.log(challenge.split());
|
|
console.log(challenge.split(" "));
|
|
|
|
let companies = "Facebook, Google, Microsoft, Apple, IBM, Oracle, Amazon";
|
|
console.log(companies.split(","));
|
|
|
|
console.log(challenge.replace("Javascript", "Python"));
|
|
console.log(challenge.charAt(15));
|
|
console.log(challenge.indexOf("a"));
|
|
console.log(challenge.lastIndexOf("a"));
|
|
|
|
let sentenceA =
|
|
"You cannot end a sentence with because because because is a conjunction";
|
|
|
|
console.log(sentenceA.indexOf("because"));
|
|
console.log(sentenceA.lastIndexOf("because"));
|
|
console.log(sentenceA.search("because"));
|
|
|
|
console.log(challenge.trim());
|
|
console.log(challenge.startsWith("30"));
|
|
console.log(challenge.endsWith("Javascript"));
|
|
console.log(challenge.match("a"));
|
|
console.log(challenge.match(/a/gi)); // g = global, i = case insensitive => matches all a's in the string regardless of case.
|
|
console.log("30 Days of".concat(" Javascript"));
|
|
console.log(challenge.repeat(2));
|
|
|
|
console.log("Exercise: Level 2");
|
|
|
|
let sentenceB =
|
|
"There is no exercise better for the heart than reaching down and lifting people up.";
|
|
|
|
console.log(sentenceB);
|
|
|
|
let sentenceC =
|
|
"Love is not patronizing and charity isn't about pity, it is about love. Charity and love are the same -- with charity you give love, so don't just give money but reach out your hand instead.";
|
|
|
|
console.log(sentenceC);
|
|
|
|
console.log(typeof "10" == 10);
|
|
console.log(parseInt("10") == 10);
|
|
console.log(parseFloat("9.8" === 10));
|
|
console.log(Math.round(parseFloat("9.8")) === 10);
|
|
|
|
let sentenceD = "python jargon";
|
|
console.log(sentenceD.indexOf("on") !== -1);
|