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String Methods

Authored by Shogher Ghazaryan

Other

Professional Development

Used 23+ times

String Methods
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ինչ կտպի հետևյալ կոդը

var str = "Hello";

alert(str.length)

6

5

4

undefined

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ինչ կտպի

var str = "Hello world";

var res = str.slice(1, 7);

alert(res)

ello w

ello

ello wo

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ինչ կտպի

var str = "Hello world";

var res = str.substring(1, 5);

alert(res)

ello

ello w

Hello

world

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ինչ կտպի

var str = "Hello world";

var result = str.substr(6,1);

alert(result)

o

w

e

d

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ինչ կտպի

var str = "Hello world"

var res = str.slice(6)

alert(res)

o world

llo wo

Hello

world

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ինչ կտպի

var str = "HELLO WORLD";

str.toLowerCase();

alert(str.charAt(8))

R

O

r

o

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ինչ կտպի

var str = "Hello world! World!!!";

var result = str.indexOf("world");

alert(result)

6

12

-1

7

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