PHP If Else/Else If Statement Easy Questions and Answers

PHP If Else/Else If Statement

What will be the output of the following PHP code ?

<?php
$n1 = 17;
$n2 = 19;
if ($n1 > $n2 + $n2 != 3)
    print "Interview" ;
else
    print "Mania";
?>

Expression evaluates to true.

What will be the output of the following PHP code ?

<?php
$str = "s";
if ($str) 
    print "Executed....";
else 
    print "Not Executed...";
?>

The value of str is evaluated to 1 as it has a value.

What will be the output of the following PHP code ?

<?php
$num = "";
if ($num) 
    print "Second";
else 
    print "First";
?>

Empty string is evaluated to 0.

What will be the output of the following PHP code ?

<?php
$num = 5;
if (5) 
    print "First";
 if 
 else 
     print "Second";
?>

No else statement to end the if statement.

What will be the output of the following PHP code ?

<?php
$n = 5;
if ($n++)
    print "Hello Interview Mania";
else
    print "Hey Interview Mania";
?>

n is incremented after if which evaluates to false.