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<html>
	<head>
		<title>String Functions</title>
	</head>
	<body>
		<h2>PHP program to demonstrate string fnction</h2>
		<form method="post">
			Enter String 1:<input type="text" name="s1" requried value="<?php echo isset($_POST['s1'])?$_POST['s1']:  '';?>"> <br><br>
			
			Enter String 2:<input type="text" name="s2" requried value="<?php echo isset($_POST['s2'])?$_POST['s2']: '' ;?>"> <br><br>
			<input type="submit" name="submit" value="Submit">
		</form>
		<br>
		
		<?php
			if(isset($_POST['submit'])){
			$n1=$_POST['s1'];
			$n2=$_POST['s2'];
			
			echo "Results";
			echo"String 1 Before:".$n1."<br>";
			echo"String 2 Before:".$n2."<br>";
			
			echo "The length of String 1 is: ".strlen($n1)."<br>";
			echo "The reverse of String 2 is: ".strrev($n2)."<br>";
			echo "The replaced of String 1 is: ".str_replace($n1,"JGI",$n1)."<br>";
			echo "The number of words in String 2 are : ".str_word_count($n2)."<br>";
			echo "String 1 in Uppercase : ".strtoupper($n1)."<br>";
			echo "String 2 in Lowewrcase : ".strtolower($n1)."<br>";
			
			if(strcmp($n1,$n2)==0)
			{
				echo "The Strings are equal.<br>";
			}
			else{
				echo "The Strings are NOT Equal.<br>";
			}
			}
			?>
	</body>
</html>
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