Program 1:

<html>

<head<title> Firest PHP Code</title</head>

<body>

<h1>Hello This is HTML</h1>

<?php

echo "This is PHP";

?>

</bodt>

</html>

Program 2:

<html>

<head<title</title</head>

<body>

<h1>Hello This is HTML</h1>

<pre>

<?php

$f1=10;

$_A1=20;

$sum=$f1+$_A1+"10"+"20";

echo "This is PHP\n";

echo ("The value =$f1 and the second value=$_A1\n");

echo "\n sum=$sum\n"

?>

</pre>

</body>

</html>

Program 3:

<html>

<head<title</title</head>

<body>

<h1>Hello This is HTML</h1>

<pre>

<?php

$f1=10;

$_A1=20;

$sum=$f1+$_A1+"10"+"20";

echo "This is PHP\n";

echo ("The value =$f1 and the second value=$_A1\n");

echo "\n sum=$sum\n","Hii";

print "\n sum=$sum\n";

?>

</pre>

</body</html>

Program 4:

<html>

<head<title</title</head>

<body>

<h1>Hello This is HTML</h1>

<pre>

<?php

$grade=10;

if($grade>=60)

echo "Passed\n";

else

echo "Failed\n";

?>

</pre>

</body>

</html>

Program 5:

<html>

<head<title</title</head>

<body>

<h1>Hello This is HTML</h1>

<pre>

<?php

$grade=101;

if($grade>100 || $grade<0)

echo"Erroe";

else

if($grade<=60)

echo "Passed\n";

else

echo "Failed\n";

?>

</pre</body</html>

Program 6 (Grads):

<html>

<head<title</title</head>

<body>

<pre>

<?php

echo"<h1>This is PHP</h1>";

$mark=70;

if($mark>100 || $mark<0)

echo "Error";

else if($mark>=90)

echo "A";

else if($mark>=80)

echo "B";

else if($mark>75)

echo "C+";

else if($mark>70)

echo "C";

else if($mark>65)

echo "D+";

else if($mark=60)

echo"D";

else echo"F";

?>

</pre</body</html>

Program 7 (Array and defined maximum and index):

<html>

<head<title</title</head>

<body>

<pre>

<?php

$stuff=array(100,50,60,70,90);

$max=$stuff[0];

$count=0;

$cmax=0;

foreach($stuff as $v)

{

if($max<$v)

{

$max=$v;

$cmax=$count;

}

echo "Val=", $v, "\n";

$count+=1;

}

echo"The maximum= $max and index=$cmax";

?>

</pre>

</body>

</html>

Program 8(Douable Quote)

<html>

<head<title> Firest PHP Code</title</head>

<body>

<h1>Douable Quote</h1>

<pre>

<?php

echo "This is a simple string\n";

echo "you can also have embedded newlines in

string this way as it is

okey to do";

echo "This will expand: \n a newline";

$expand = 12;

echo " variables do $expand\n ";

?>

</pre>

</bodt>

</html>

Program 9(Increment & Decrement)

<html>

<head<title> Firest PHP Code</title</head>

<body>

<h1>Increment & Decrement</h1>

<pre>

<?php

//post

$x=12;

$y=15 + $x++;

echo "x is $x and y is $y\n";

//pre

$x=12;

$y=15 + ++$x;

echo "x is $x and y is $y\n";

?>

</pre>

</bodt>

</html>

Program 10 (Strpos)

<html>

<head<title> Firest PHP Code</title</head>

<body>

<h1>Strpos</h1>

<pre>

<?php

$a ="Hello";

echo var_dump(strpos($a,"wo"));

$a=$a."world";

echo strpos($a,"wo");

?>

</pre>

</bodt>

</html>

Program 11

<html>

<head<title> Firest PHP Code</title</head>

<body>

<h1>Hello</h1>

<pre>

<?php

$number=100;

$msg=$number>100 ?"large":"small";

echo"$msg";

?>

</pre>

</bodt>

</html>

Program 12

<html>

<head<title</title</head>

<body>

<pre>

<?php

echo"<h1>if...elseif</h1>";

$mark=80;

if($mark>100 || $mark<0)

echo "Error";

elseif($mark>=90)

echo "A";

elseif($mark>=80)

echo "B";

elseif($mark>75)

echo "C+";

elseif($mark>70)

echo "C";

elseif($mark>65)

echo "D+";

elseif($mark=60)

echo"D";

else echo"F";

?>

</pre</body</html>

Program 14

<html>

<head<title> Firest PHP Code</title</head>

<body>

<h1>Hello This is HTML</h1>

<pre>

<?php

$fuel=10;

while($fuel>1)

{

print"Hello World\n";

$fuel =$fuel -1;

}

?>

</pre>

</bodt>

</html>

Program 15

<html>

<head<title> Firest PHP Code</title</head>

<body>

<h1>Hello This is HTML</h1>

<pre>

<?php

$count=1;

do{

echo "$count times 5 is". $count*5;

echo"\n";

}while(++$count<=5);

?>

</pre>

</bodt>

</html>

Program 16

<html>

<head<title> Firest PHP Code</title</head>

<body>

<h1>Hello This is HTML</h1>

<pre>

<?php

for($count=1; $count<=6; $count++)

{

echo "$count times 6 is". $count*6;

echo"\n";

}

?>

</pre>

</bodt>

</html>

Program 17

<html>

<head<title> Firest PHP Code</title</head>

<body>

<h1>Hello This is HTML</h1>

<?php

$s ="Hi xe, My name is xe, I am working with Prof.xe in xe";

$temp = $s;

$found=true;

$counter=0;

while($found!== False)

{

$found=strpos($temp,"xe");

if($found !==false)

{

echo "xe : $found\n";

$temp[$found]="F";

$counter++;

}

}

echo "The number of xe in the statement is =$counter\n";

?>

</bodt>

</html>

Program 18

<html>

<head<title> Firest PHP Code</title</head>

<body>

<h1>Hello This is PHP</h1>

<pre>

<?php

for($count=1; $count<=600; $count++)

{

if($count==5)break;

echo "Count: $count\n";

}

echo "Done\n";

?>

</pre>

</bodt>

</html>

Program 19 (Even number)

<html>

<head<title> Firest PHP Code</title</head>

<body>

<h1>Hello This is PHP</h1>

<?php

for($c=1; $c<=100; $c++)

if(($c%2)==0){

echo $c.", ";

}

?>

</bodt>

</html>

Program 19 (Print the word from last character to first)

<html>

<head<title> Firest PHP Code</title</head>

<body>

<h1>Hello This is PHP</h1>

<?php

$stat="Hello";

for($c=4; $c>=0; $c--)

echo "$stat[$c]";

?>

</bodt>

</html>

Program 20

<html>

<head<title> Firest PHP Code</title</head>

<body>

<h1>Hello This is PHP</h1>

<pre>

<?php

$stat="Hello world Hello Hello Loo ";

$temp="";

$tem=array();

$s=0;

for($count=0; $count<strlen($stat); $count++)

{

if( " "!==$stat[$count])

$temp.=$stat[$count];

else{

$tem[]=$temp;

$temp="";

echo $tem[$s], "\n";

$s++;

}}

?>

</pre>

</bodt>

</html>

Program 21

<html>

<head<title> Lab Quiz</title</head>

<body>

<pre>

<?php

$s ="Hel My name is el. I am working in el street in USA. Can you give me your el address.";

$temp = $s;

$found=true;

$counter=0;

$start=0;

$out="";

while($found!== False)

{

$found=strpos($temp,"el");

if($found !==false)

{

$temp[$found]=" ";

for($i=$start; $i<=$found+1; $i++)

$out.= $s[$i];

$out.= "lo";

$start=$found+2;

$counter++;

}

}

echo "Number of el is =$counter\n";

echo "$out";

?>

</pre>

</body>

</html>