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To find a highest, lowest, count and average numbers in an array Here, we find the sample php programs to find the find he highest number in an array, similarly lowest number in an array, count of the numbers in an array and average of the numbers in an array. <?php $array=array(‘1′,’2′,’3′,’4’); echo “Given array … Read more
To get the client IP address <?php $strCurrentTime = date(“y-m-d h:i:s”,time()); $strIP = $_SERVER[‘REMOTE_ADDR’]; echo $strIP; ?> output 127.0.0.1 Note: IP address is dynamic so output may differ.
Contact page for website <?php include(‘config.inc.php’); class ContactUs { var $arrErrors = array(); var $strSuccess = ”; public $strSelect=null; public $objResult=null; var $objConfig = null; var $objDbConn=null; var $intRandSiteLimit = 35; var $arrRandSites = array(); var $strName = ”; var $strPhone = null; var $strEmail = ”; var $strContent = ”; var $strReferrer = null; … Read more
To create a login page in php Note: Create a table tbl_login with uname and pwd //config.inc.php <?php class Config { public $dbHostname = ‘localhost’; public $dbUsername = ‘root’; public $dbPassword = ‘xxx’; public $dbName = ‘dbname’; } ?> //index.php <?php session_start(); include(“config.inc.php”); class Login { public $strUsername = null; private $strPassword = null; public $arrErrors … Read more
To print a string using php <?php echo “Welcome to learn PHP”; print “Enjoy it”; ?> output Welcome to learn PHP Enjoy it Note: Using echo and print, you can display the string in php To display a number from 1 t0 5 in for loop <?php for($i=1; i<=5; $i++) { echo $i; echo “<br/>”; } … Read more
To print an array result using var_dump() <?php $a = array(1, 2, array(“a”, “b”, “c”)); var_dump($a); ?> Note: var_dump() is used to dumb the information about the variable output array 0 => int 1 1 => int 2 2 => array 0 => string ‘a’ (length=1) 1 => string ‘b’ (length=1) 2 => string ‘c’ (length=1) To print an array result … Read more
sample captcha code //captcha.php <?php session_start(); if(isset($_REQUEST[‘submit’])) { if(isset($_REQUEST[“captcha”])&&$_REQUEST[“captcha”]!=””&&$_SESSION[“code”]==$_REQUEST[“captcha”]) { echo “Correct Code Entered”; //Do you stuff } else { echo “wrong code try again”; } } ?> <html> <body> <form action=”captcha.php” method=”post”> Enter Image Text <input name=”captcha” type=”text”> <img src=”captcha_img.php” /><br> <a href=”captcha.php”>Refresh</a> <input name=”submit” type=”submit” value=”Submit”> </form> </body> </html> Here is a php … Read more
Simple program to find square root of a given number <?php $num=9; $root=0; $odd=1; while($num>0) { $num-=$odd; $root++; $odd+=2; } echo $root; ?> output 3 Program to find square root of a given number using sqrt functions, classes and objects <?php class square { public $num=null; public $objRes=null; function processRequest() { $this->square=$_REQUEST[‘num’]; } function run() … Read more