PHP Strings Easy Questions and Answers

What will be the output of the following PHP code?

<?php
$Message = "this is important message...";
echo ucwords($Message);
?>

Correct Option: B

The ucwords() function capitalizes the first letter of each word in a string. Its prototype follows: string ucwords(string str).

Which one of the following functions can be used to concatenate array elements to form a single delimited string?

Correct Option: D

implode()

Which one of the following functions finds the last occurrence of a string, returning its numerical position?

Correct Option: A

strrpos()

What will be the output of the following PHP code?

<?php
$contact = "inter0view@mania.com";
$contact = str_replace("0","@",$contact);
echo "Contact to the Interview Mania web designer at $contact.";
?>

Correct Option: C

The str_replace() function case sensitively replaces all instances of a string with another.