how to modify an array
let browsers = ['chrome', 'firefox', 'edge'];
browsers.unshift('safari');
console.log(browsers); // ["safari", "chrome", "firefox", "edge"]
3.88
8
let browsers = ['chrome', 'firefox', 'edge'];
browsers.push('safari', 'opera mini');
console.log(browsers);
// ["chrome", "firefox", "edge", "safari", "opera mini"]
Thank you!
8
3.88
(8 Votes)
0
3
2
let browsers = ['chrome', 'firefox', 'edge'];
browsers.shift(); // "chrome"
console.log(browsers); // ["firefox", "edge"]
Thank you!
2
3
(2 Votes)
0
3
1
let browsers = ['chrome', 'firefox', 'edge'];
browsers.pop(); // "edge"
console.log(browsers); // ["chrome", "firefox"]
Thank you!
1
3
(1 Votes)
0
0
0
let schedule = ['I', 'have', 'a', 'meeting', 'tommorrow'];
// removes 4 first elements and replace them with another
schedule.splice(0, 4, 'we', 'are', 'going', 'to', 'swim');
console.log(schedule);
// ["we", "are", "going", "to", "swim", "tommorrow"]
Thank you!
0
0
0
4
7
let schedule = ['I', 'have', 'a', 'meeting', 'with'];
// adds 3 new elements to the array
schedule.splice(5, 0, 'some', 'clients', 'tommorrow');
console.log(schedule);
// ["I", "have", "a", "meeting", "with", "some", "clients", "tommorrow"]
Thank you!
7
4
(7 Votes)
0
3
1
let firstNumbers = [1, 2, 3];
let secondNumbers = [4, 5, 6];
let merged = firstNumbers.concat(secondNumbers);
console.log(merged); // [1, 2, 3, 4, 5, 6]
Thank you!
1
3
(1 Votes)
0
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