Sunday 9 June 2013

INBUILT FUNCTIONS FOR NUMBERICAL DATA-TYPES IN PHP

Here are some of the inbuilt functions for numeric data types in php, that can be applied to accomplish various numerical manupulations.
Source Code:-
/**************************************************************/
<html>
            <head>
                        <title>phpinfo</title>
            </head>
           
            <body>
            <?php
                        $var=9/7;
                        echo "your variable is = ".$var."<br />";
                       
                        /*rounding up to 2 decimal places*/
                        echo "round the number up to 2 decimals = ".round($var,2)."<br />";
                       
                        /* ceil -> Returns the smallest integer
                        greater than or equal to the specified argument */
                        echo "ceiling of the number = ".ceil($var)."<br />";
                       
                        /*floor -> Returns the greatest integer less 
                        than or equal the specified argument*/
                        echo "floor of the number = ".floor($var)."<br />";
                       
                        /*prints the absolute value*/
                        echo "absolute value of 25-50 = ".abs(25-50)."<br />";
                       
                        /*power function */
                        echo "5^3 = ".pow(5,3)."<br />";
                       
                        /*square root function */
                        echo "square root of 100 = ".sqrt(100)."<br />";
                       
                        /* function to find remainder */
                        echo "30%7 = ".fmod(30,7)."<br />";
                       
                        /* random number generator between specified range */
                        echo "a random number b/w 100 and 200 = ".rand(100,200)."<br />";
            ?>
            </body>
</html>

/*************************************************************/

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