The Concept Academy By Ideas Solution: 06/04/18

Monday, 4 June 2018

comparison operator in php

<!doctype html>

<html>

<head>

<meta charset="utf-8">

<title>comparison operator..</title>

</head>

<body>

<?php

$a=10;

$b=5;

$c=10;

if($a === $b)

{

echo " <p style='color:green'>success </p>" ;

}

else

{

echo "<p style='color:red'> failure </p>" ;

}

echo "<h1> >= Operator </h1>";

echo "a>=b =".($a>=$b);

echo "<h1> <= Operator </h1>";

echo "a<=b =".($a<=$b);

echo "<h1> == Operator </h1>";

echo "a==b =".($a==$b);

echo "<h1> != Operator </h1>";

echo "a!=b =".($a!=$b);

echo "<h1> === Operator </h1>";

echo "a===c =".($a===$c);

?>

</body>

</html>

Assignment Operator in php

<!doctype html>

<html>

<head>

<meta charset="utf-8">

<title>assignment operator</title>

</head>

<body>

<?php

$x=4;

echo "<h1> = operator </h1> ";

$y=$x;

echo "value of y = ".$y;

echo "<br/>value of x = ".$x;

echo "<h1> += operator </h1> ";

$y+=$x; // y=y+x

echo "value of y = ".$y;

echo "<br/>value of x = ".$x;

echo "<h1> -= operator </h1> ";

$y-=$x; // y=y-x

echo "value of y = ".$y;

echo "<br/>value of x = ".$x;

echo "<h1> *= operator </h1> ";

$y*=$x; // y=y*x

echo "value of y = ".$y;

echo "<br/>value of x = ".$x;

echo "<h1> /= operator </h1> ";

$y/=$x; // y=y/x

echo "value of y = ".$y;

echo "<br/>value of x = ".$x;

?>

</body>

</html>

Airthmetic Operator in PHP

<!doctype html>

<html>

<head>

<meta charset="utf-8">

<title>Airthmatic operator</title>

</head>

<body>

<?php

$a=10;

$b=5;

echo "<h1>Addtion </h1>";

echo "a + b = ".($a+$b);

echo "<h1>Subtraction </h1>";

echo "a - b = ".($a-$b);

echo "<h1>Multiplication </h1>";

echo "a * b = ".($a*$b);

echo "<h1>Division </h1>";

echo "a / b = ".($a/$b);

echo "<h1>Modulus </h1>";

echo "a % b = ".($a%$b);

echo "<h1>Exponent </h1>";

//echo "a ^ b = ".($a**$b);

echo "a ^ b = ".pow($a,$b);

?>

</body>

</html>

variable scope in php

<!doctype html>

<html>

<head>

<meta charset="utf-8">

<title>variable scope..</title>

</head>

<body>

<h1>variable scope </h1>

<?php

echo "<h2>Local variable </h2>";

function myfun1()

{

$x=15; //local .......

echo "value of inside the function x = ".$x;

}

myfun1();

//echo "value of outside the function x = ".$x;

echo "<h2>Global variable </h2>";

$y=10;

$z=20;

function myfun2()

{

//echo "value of y inside the function = ".$y;

}

myfun2();

echo "value of y outside the function = ".$y;

echo "<h2>Global keyword </h2>";

function myfun3()

{

global $y,$z;

$y=$y+$z;

echo "value of y inside the function = ".$y;

}

myfun3();

echo "<h2>static variable </h2>";

function myfun4()

{

static $a=0;

$a++;

echo "value of a inside the function = ".$a."<br/>";

}

myfun4();

myfun4();

myfun4();

?>

</body>

</html>

The Concept Academy By Ideas Solution

Monday, 4 June 2018

comparison operator in php

Assignment Operator in php

Airthmetic Operator in PHP

variable scope in php

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