PHP Regular Expressions
What will be the output of the following PHP code?
$author = "nachiketh@example.com";
$author = str_replace("a","@",$author);
echo "Contact the author of this article at $author.";

Cont@ct the @uthor of this @rticle @t n@chiketh@ex@mple.com
Contact the author of this article at nachiketh@ex@mple.com
Contact the author of this article at n@chiketh@ex@mple.com
Error

ANSWER DOWNLOAD EXAMIANS APP

PHP Regular Expressions
What will be the output of the following PHP code?
$str = "Hello! My name is Cameron Fox. Coffee?";
$find = array('/is/','/coffee/');
$replace = array('/was/','/tea/');
echo preg_replace ($find, $replace, $str);

Hello! My name is Cameron Fox. Coffee?
Hello! My name is Cameron Fox. tea?
Hello! My name was Cameron Fox. tea?
Hello! My name was Cameron Fox. Coffee?

ANSWER DOWNLOAD EXAMIANS APP

PHP Regular Expressions
POSIX stands for

Portative Operating System Interface for Unix
Portative Operating System Interface for Linux
Portable Operating System Interface for Unix
Portable Operating System Interface for Linux

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON PHP Regular Expressions