frontend-avond-javascript-oefeningen/strings.js

console.log('JavaScript'[8]);

console.log('Strings are sequences of characters.'[5]);

console.log('Wonderful'.length);

console.log('Do spaces count?'.length);

console.log(String(1001).length);

console.log('123.45'.length - 1);

let number = '123.4567';

if (number.includes('.')) {
	console.log(number.length - 1);
}
else {
	console.log(number.length);
}

let dna = 'TCG-TAC-gaC-TAC-CGT-CAG-ACT-TAa-CcA-GTC-cAT-AGA-GCT    ';
console.log(dna.trim());

console.log(dna.toUpperCase());

console.log(dna);

dna = dna.trim().toUpperCase();
console.log(dna);

console.log(dna.replace('GCT', 'AGG'));

if (dna.includes('CAT')) {
	console.log('CAT found');
}
else {
	console.log('CAT not found');
}
/* andere oplossing*/
if (dna.indexOf('CAT') > -1) {
	console.log('CAT found');
}
else {
	console.log('CAT not found');
}

console.log(dna.slice(16, 19));

console.log(`The DNA strand is ${dna.length} characters long.`);

console.log(`taco ${dna.slice(-11, -8).toLowerCase()}`);

let language = 'JavaScript'
console.log((language.slice(0, 1)) + language.slice(4, 5));

console.log(language[0] + language[4]);
/* console.log(language.replace('ava','').replace('cript',''));*/

console.log(`The abbreviation for 'JavaScript' is '${language[0] + language[4]}'.`);

console.log(language.toUpperCase().replace('SCRIPT', 'Script'));

let title = 'title case';
console.log(title.replace('t', 'T').replace('c', 'C'));