Q
Which PHP function is used to sort an array in ascending order, maintaining the key-value pairs?

Answer & Solution

Answer: Option asort()
Solution:
The asort() function in PHP is used to sort an associative array in ascending order while maintaining the key-value pairs intact.
Related Questions on Average

Which PHP function is used to extract a slice of an array?

A). splice()

B). slice()

C). extract()

D). split()

What is the correct syntax for creating a multidimensional array in PHP?

A). $array = array(array(1, 2, 3), array(4, 5, 6), array(7, 8, 9));

B). $array = array([1, 2, 3], [4, 5, 6], [7, 8, 9]);

C). $array = array{1, 2, 3}, {4, 5, 6}, {7, 8, 9};

D). $array = array{{1, 2, 3}, {4, 5, 6}, {7, 8, 9}};

Which PHP function is used to determine the number of elements in an array?

A). size()

B). count()

C). length()

D). elements()

What will be the output of the following PHP code?
<?php
$info = array('name' => 'Alice', 'age' => 25);
echo count($info);
?

A). 1

B). 2

C). 25

D). Alice

What will be the output of the following PHP code?
<?php
$numbers = array(10, 20, 30, 40, 50);
echo count($numbers);
?

A). 10

B). 20

C). 5

D). 50

Which of the following statements is true about associative arrays in PHP?

A). They only allow numeric indices

B). They store elements in a sequential order

C). They use key-value pairs to access elements

D). They cannot be accessed using loop constructs

What will be the output of the following PHP code?
<?php
$numbers = array(10, 20, 30, 40, 50);
array_pop($numbers);
foreach ($numbers as $number) {
echo $number . ' ';
}
?

A). 20 30 40 50

B). 10 20 30 40

C). 10 20 30 40

D). 10 20 30 40 50

What will be the output of the following PHP code?
<?php
$colors = array('Red' => 1, 'Green' => 2, 'Blue' => 3);
asort($colors);
foreach ($colors as $color => $value) {
echo '$color: $value ';
}
?

A). Red: 1 Green: 2 Blue: 3

B). 1: Red 2: Green 3: Blue

C). 1: Blue 2: Green 3: Red

D). Red: 3 Green: 2 Blue: 1

What will be the output of the following PHP code?
<?php
$matrix = array(
array(1, 2, 3),
array(4, 5, 6),
array(7, 8, 9)
);
echo $matrix[1][2];
?

A). 1

B). 2

C). 4

D). 6

What is the output of the following PHP code?
<?php
$colors = array('Red', 'Green', 'Blue');
echo $colors[1];
?

A). Red

B). Green

C). Blue

D). 1