assignment-2 (prime,even and odd) // PHP

assignment-2 (PHP)

<?php
	if(isset($_POST["submit"]))
	{
		// if submitted assign variables values
		$low = $_POST["lowNum"];
		$highLimit = $_POST["highNum"];
		$countLines = 0;
		$sum_ev = 0;
		$sum_od = 0;
		$sum_prm = 0;
		$constant_prm;
	}
	
	// Function for Prime Numbers Queries
	function primePrint()
	{
		echo "#==================Prime Numbers=========================#";
		global $low, $highLimit, $lowLimit, $countLines, $sum_prm;
		for( $lowLimit = $low; $lowLimit <= $highLimit; $lowLimit++ )
		{
			for( $constant_prm = 2; $constant_prm <= $lowLimit - 1; $constant_prm++ )
			{
				if( $lowLimit % $constant_prm == 0 )
				{
					break;
				}
			}
			if( $constant_prm == $lowLimit )
			{
				$countLines++;
				echo "<br>"."Prime Number ".$countLines." : ".$lowLimit;
				$sum_prm = $sum_prm + $lowLimit;
			}
		}
		echo "<br>";
		echo "<strong>Total Prime Numbers Count is : </strong>".$countLines;
		echo "<br>";
		echo "<strong>Total Prime Numbers Summation is : </strong>".$sum_prm;
		echo "<br>";
		echo "#=====================================================#";
	}
	
	// Function for Even Numbers Queries
	function evenPrint()
	{
		echo "#==================Even Numbers=========================#";
		global $low, $highLimit, $lowLimit, $countLines, $sum_ev;
		for( $lowLimit = $low; $lowLimit <= $highLimit; $lowLimit++ )
		{
			if( $lowLimit % 2 == 0 )
			{
				$countLines++;
				echo "<br>"."Even Number ".$countLines." : ".$lowLimit;
				$sum_ev = $sum_ev + $lowLimit;
			}
		}
		echo "<br>";
		echo "<strong>Total Even Numbers Count is : </strong>".$countLines;
		echo "<br>";
		echo "<strong>Total Even Numbers Summation is : </strong>".$sum_ev;
		echo "<br>";
		echo "#=====================================================#";
	}
	
	// Function for Odd Numbers Queries
	function oddPrint()
	{
		echo "#==================Odd Numbers=========================#";
		global $low, $highLimit, $lowLimit, $countLines, $sum_od;
		for( $lowLimit = $low, $countLines = 0; $lowLimit <= $highLimit; $lowLimit++ )
		{
			if( $lowLimit % 2 > 0 )
			{
				$countLines++;
				echo "<br>"."Odd Number ".$countLines." : ".$lowLimit;
				$sum_od = $sum_od + $lowLimit;
			}
		}
		echo "<br>";
		echo "<strong>Total Odd Numbers Count is : </strong>".$countLines;
		echo "<br>";
		echo "<strong>Total Odd Numbers Summation is : </strong>".$sum_od;
		echo "<br>";
		echo "#=====================================================#";
	}
	
?>

<?php
	// Form to get inputs
	echo "<form action='assignment-2.php' method='post'>";
	echo "Enter the range of numbers to find prime, even and odd numbers >>";
	echo "<br>";
	echo "<br>";
	echo "Enter the lower range number : "."<input type='text' name='lowNum'>";
	echo "<br>";
	echo "Enter the higher range number : "."<input type='text' name='highNum'>";
	echo "<br>";
	echo "<input type='submit' name='submit' value='Submit'>";
	echo "</form>";
?>

<?php
	echo "<br>";
	if(isset($_POST["submit"]))
	{
		// if submitted then call the functions
		primePrint();
		echo "<br>";
		evenPrint();
		echo "<br>";
		oddPrint();
	}
?>

Demo : > http://www.mnxclan.com/assignments/assignment-2.php