Named arguments in PHP - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to call the function using a named argument for name.

PHP

<?php
function greet(string $name) {
    echo "Hello, $[1]!";
}
greet(name: "Alice");
?>

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

AAlice

Bgreet

Cname

Decho

Attempts:

3 left

💡 Hint

Common Mistakes

Using the function name instead of the parameter name.

Using the argument value instead of the parameter name.

The function uses the parameter name. Using name as a named argument matches the parameter.

2fill in blank

medium

Complete the function call using a named argument for age.

PHP

<?php
function showAge(int $age) {
    echo "Age: $[1]";
}
showAge(age: 30);
?>

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

AshowAge

Bage

C30

Dint

Attempts:

3 left

💡 Hint

Common Mistakes

Using the function name instead of the parameter name.

Using the argument value instead of the parameter name.

The named argument age matches the function parameter age.

3fill in blank

hard

Fix the error by completing the function call with the correct named argument for city.

PHP

<?php
function printCity(string $city) {
    echo "City: $[1]";
}
printCity(city: "Paris");
?>

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

Astring

BprintCity

CParis

Dcity

Attempts:

3 left

💡 Hint

Common Mistakes

Using the function name instead of the parameter name.

Using the argument value instead of the parameter name.

The named argument must match the parameter city to avoid errors.

4fill in blank

hard

Fill both blanks to call the function with named arguments for firstName and lastName.

PHP

<?php
function fullName(string $firstName, string $lastName) {
    echo "Name: $[1] $[2]";
}
fullName([1]: "John", [2]: "Doe");
?>

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

AfirstName

BlastName

CJohn

DDoe

Attempts:

3 left

💡 Hint

Common Mistakes

Swapping parameter names.

Using argument values as parameter names.

The named arguments must match the parameter names firstName and lastName.

5fill in blank

hard

Fill all three blanks to call the function with named arguments for title, author, and year.

PHP

<?php
function bookInfo(string $title, string $author, int $year) {
    echo "Book: $[1], Author: $[2], Year: $[3]";
}
bookInfo([1]: "1984", [2]: "Orwell", [3]: 1949);
?>

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

Atitle

Bauthor

Cyear

Dbook

Attempts:

3 left

💡 Hint

Common Mistakes

Using incorrect parameter names.

Mixing up the order of named arguments.

Named arguments must match the parameter names title, author, and year exactly.