PHP · all questions

Operators And Expressions
practice.

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143

Questions

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Q101

What will be the output of the following PHP code ?

<?php
$i = 2;
while (++$i)
{   
    while ($i --> 0)
        print $i;
}
?>

Select an option to see the answer and solution.

Q102

What will be the output of the following PHP code ?

<?php
$i = 2;
while (++$i)
{   
    while (--$i > 0)
        print $i;
}
?>

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Q103

What will be the output of the following PHP code ?

<?php
echo 5 * 9 / 3 + 9;
?>

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Q104

What will be the output of the following PHP code ?

<?php
$i = 0;
$j = 0;
if ( $i <span class="p-blue">&& </span> <span class="p-blue">(</span>$ j = $i + 10)) 
{
    echo "true";
}
echo $j;
?>

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Q105

What will be the output of the following PHP code ?

<?php
$i = 10;
$j = 0;
if ( $i < s p an c l a ss = " p - b l u e " > ∣∣ < / s p an >< s p an c l a ss = " p - b l u e " > (< / s p an >$ j = $i + 10)) 
{
    echo "true";
}
echo $j;
?>

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Q106

What will be the output of the following PHP code ?

<?php
$i = 1;
if ( $i<span class="p-blue">++ && (</span>$ i == 1))
    printf("Yesn$i");
else
    printf("Non$i");
?>

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Q107

What will be the output of the following PHP code ?

<?php
 $a < s p an c l a ss = " p - b l u e " >=< / s p an >< s p an c l a ss = " p - r e d " > 1 < / s p an >;$ b = 3;
 $d < s p an c l a ss = " p - b l u e " >=< / s p an >$ a++ + ++$b;
echo $d;
?>

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Q108

What will be the output of the following PHP code ?

<?php
 $a < s p an c l a ss = " p - b l u e " >=< / s p an >< s p an c l a ss = " p - r e d " > 1 < / s p an >;$ b = 1; $d = 1;
print ++ $a < s p an c l a ss = " p - b l u e " > + + + < / s p an >$ a+ $a < s p an c l a ss = " p - b l u e " > + + < / s p an >; < s p an c l a ss = " p - b l u e " > p r in t < / s p an >$ a++ + ++ $b; < s p an c l a ss = " p - b l u e " > p r in t + + < / s p an >$ d +  $d < s p an c l a ss = " p - b l u e " > + + + < / s p an >$ a++;
?>

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Q109

What will be the output of the following PHP code ?

<?php
 $a < s p an c l a ss = " p - b l u e " >=< / s p an >< s p an c l a ss = " p - r e d " > 10 < / s p an >;$ b = 10;
if ($a = 5)
    $b--;
print  $a; < s p an c l a ss = " p - b l u e " > p r in t < / s p an >$ b--;
?>

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Q110

What will be the output of the following PHP code ?

<?php
$i = 0;
 $x < s p an c l a ss = " p - b l u e " >=< / s p an >$ i++;  $y < s p an c l a ss = " p - b l u e " >= + + < / s p an >$ i;
print  $x; < s p an c l a ss = " p - b l u e " > p r in t < / s p an >$ y; 
?>

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Q111

What will be the output of the following PHP code ?

<?php
  $a < s p an c l a ss = " p - b l u e " >=< / s p an >< s p an c l a ss = " p - r e d " > 5 < / s p an >;$ b = -7; $c =0; 
  $d < s p an c l a ss = " p - b l u e " >= + + < / s p an >$ a && ++ $b < s p an c l a ss = " p - b l u e " > ∣∣ + + < / s p an >$ c;
 print  $d; < s p an c l a ss = " p - b l u e " > p r in t < / s p an >$ a;
?>

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Q112

What will be the output of the following PHP code ?

<?php
 $b < s p an c l a ss = " p - b l u e " >=< / s p an >< s p an c l a ss = " p - r e d " > 1 < / s p an >;$ c = 4; $a = 5; 
 $d < s p an c l a ss = " p - b l u e " >=< / s p an >$ b +  $c < s p an c l a ss = " p - b l u e " >==< / s p an >$ a;
print $d;
?>

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Q113

What will be the output of the following PHP code ?

<?php
echo 5 * 9 / 3 + 9;
?>

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Q114

What will be the output of the following PHP code ?

<?php
$var1 = 1 + ++5;
echo $var1; 
?>

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Q115

What will be the output of the following PHP code ?

<?php
$var1 = 0;
 $v a r 1 < s p an c l a ss = " p - b l u e " >= (< / s p an >$ var1 + 5)++; 
echo $var1; 
?>

Select an option to see the answer and solution.

Q116

What will be the output of the following PHP code ?

<?php
$var1 = 0;
 $v a r 1 < s p an c l a ss = " p - b l u e " >=< / s p an >$ var1++ + 5; 
echo $var1; 
?>

Select an option to see the answer and solution.

Q117

What will be the output of the following PHP code ?

<?php
$var1 = 0;
 $v a r 1 < s p an c l a ss = " p - b l u e " >= + + < / s p an >$ var1 + 5; 
echo $var1; 
?>

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Q118

What will be the output of the following PHP code ?

<?php
$var1 = 0;
 $v a r 1 < s p an c l a ss = " p - b l u e " >=< / s p an >$ var1 + 5; 
echo $var1++; 
?>

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Q119

What will be the output of the following PHP code ?

<?php
$var1 = 1;
echo  $v a r 1 < s p an c l a ss = " p - b l u e " >= + + < / s p an >$ var1 % 2 + ++$var1; 
?>

Select an option to see the answer and solution.

Q120

What will be the output of the following PHP code ?

<?php
$var1 = 1;
echo  $v a r 1 < s p an c l a ss = " p - b l u e " >= + + < / s p an >$ var1 % 2 + ++$var1; 
?>

Select an option to see the answer and solution.

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