Type casting syntax in PHP - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to cast the variable $value to an integer.

PHP

$intValue = [1]$value;

Drag options to blanks, or click blank then click option'

A(string)

B(float)

C(bool)

D(int)

Attempts:

3 left

💡 Hint

Common Mistakes

Using (string) instead of (int) for integer casting.

Forgetting the parentheses around the type.

In PHP, to cast a variable to an integer, you use (int) before the variable.

2fill in blank

medium

Complete the code to cast the variable $value to a boolean.

PHP

$boolValue = [1]$value;

Drag options to blanks, or click blank then click option'

A(bool)

B(int)

C(float)

D(string)

Attempts:

3 left

💡 Hint

Common Mistakes

Using (int) or (string) instead of (bool).

Missing parentheses around the type.

Use (bool) to cast a variable to boolean in PHP.

3fill in blank

hard

Fix the error in the code to cast $value to a float.

PHP

$floatValue = [1]$value;

Drag options to blanks, or click blank then click option'

A(float)

B(int)

C(bool)

D(string)

Attempts:

3 left

💡 Hint

Common Mistakes

Using (int) instead of (float).

Omitting parentheses.

To cast to float, use (float) before the variable in PHP.

4fill in blank

hard

Fill both blanks to cast $value to a string and then to an integer.

PHP

$intValue = [1][2]$value;

Drag options to blanks, or click blank then click option'

A(int)

B(string)

C(bool)

D(float)

Attempts:

3 left

💡 Hint

Common Mistakes

Reversing the order of casts.

Using incorrect types for casting.

First cast to string with (string), then cast that result to integer with (int).

5fill in blank

hard

Fill all three blanks to cast $value to boolean, then to float, then to integer.

PHP

$finalValue = [1][2][3]$value;

Drag options to blanks, or click blank then click option'

A(int)

B(bool)

C(float)

D(string)

Attempts:

3 left

💡 Hint

Common Mistakes

Incorrect order of casts.

Using (string) instead of one of the required types.

Casting is done from right to left: first to boolean, then float, then integer.