How to append GET parameters in url PHP

First make one function like below

$url = "http://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";

$param = GET;

function filter_url($url,$param){

    $parsed = parse_url($url);
    $query = str_replace("&","&",$parsed['query']);
    parse_str($query,$params);
    unset($params[$param]);
    $new_query = http_build_query($params);
    $newUrl = $parsed['scheme']."://".$parsed['host'].$parsed['path'];
    if($new_query){
        $newUrl .= "?".$new_query;
    }
    return $newUrl;

}

How do i reverse parse_url in PHP

$parsed = parse_url($url);

You can reverse back parse url like below

$newUrl = $parsed['scheme']."://".$parsed['host'].$parsed['path'];
$new_query = http_build_query($params);
if($new_query){
    $newUrl .= "?".$new_query;
}

How to fetch all files name from folder in PHP

Fetch all files name from folder in PHP

    if ($handle = opendir("C:\wamp\www\yoursite/download/")) {

            while (false !== ($entry = readdir($handle))) {
                if ($entry != "." && $entry != "..") {
                   
                        echo "<b>".preg_replace('/\\.[^.\\s]{3,4}$/', '', $entry)."</b>";
                   
                }
            }

        closedir($handle);
    }

Thats it.... Enjoy Chandresh rana's Coding... :)

Download image from url and save on my server using PHP

Download image from url and save on my server using php

Kindly Use below code to download image and store it to your own server.

//Get the file

$url = "http://ranachandresh.blogspot.in/chandresh.jpg";  //test url you can use your own url

$content = file_get_contents($url);

//Store in media.

$imageInfo = pathinfo($url);

$imageName = $imageInfo['basename'];

$fp = fopen("../media/import/".$imageName, "w");  // You can use your own path here

fwrite($fp, $content);

fclose($fp);

That's it. Enjoy Chandresh rana Coding...

Call to undefined function mb_convert_encoding() in php

Sometimes people receiving this kind of error : Fatal error: Call to undefined function mb_convert_encoding() in /public_html/this/this.php at line 188. Normally this kind of errors comes in PHP Sites and PHP framework aswell.

It looks like PHP mbstring not installed on your server.

Solution :

In my case I have just uncomment ;extension=php_mbstring.dll in php.ini file and issue has been resolved.

Don't forget to restart apache server after uncomment ;extension=php_mbstring.dll

How to Redirect non-www url to www url with .htaccess PHP

How to Redirect non-www url to www url with .htaccess PHP

write below code in your .htaccess file at very top....

RewriteEngine On
RewriteCond %{HTTP_HOST} !^www\.
RewriteRule ^(.*)$ http://www.%{HTTP_HOST}/$1 [R=301,L]

How to create random string in PHP

How to create random string in PHP

Sometimes people wants random name like image name, Personal name, book name, etc.... Here i give you short example of random string.

<?php

$char = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
$randomString = '';
$length = 10;
for ($i = 0; $i < $length; $i++) {
    $randomString .= $char[rand(0, strlen($char) - 1)];
}

echo $randomString;
?>

Display a number to 2 decimal places PHP

You can use number_format() to display a number to 2 decimal places PHP

$number = 215;
<?php echo number_format((float)$number, 2, '.', ''); ?>

Previous page link in php

Previous page link in php

$ref = getenv("HTTP_REFERER");
session_start();
if($ref != ''){
$_SESSION['ref'] = $ref;
}
<a href="echo $_SESSION['ref'];">BACK</a>0

How to Get the Current Page URL in PHP

How to Get the Current Page URL in PHP

 $CurrentURL = 'http';
 if ($_SERVER["HTTPS"] == "on") {$CurrentURL .= "s";}
 $CurrentURL .= "://";
 if ($_SERVER["SERVER_PORT"] != "80") {
  $CurrentURL .= $_SERVER["SERVER_NAME"].":".$_SERVER["SERVER_PORT"].$_SERVER["REQUEST_URI"];
 } else {
  $CurrentURL .= $_SERVER["SERVER_NAME"].$_SERVER["REQUEST_URI"];
 }

 echo $CurrentURL;

Check string exist in another string php

Check string exist in another string php

You can check this using the strpos() function. Check below example.

$string = 'Dress material with Standard Stitching';
if(strpos($string,'Dress material') !== false){
    echo 'Condition true';
}

How to get referrer URL in PHP

How to get referrer URL in PHP

Referrer show you where to user come on our site. In other words we can say last url of browser is Referrer URL.

<?php
$ref = getenv("HTTP_REFERER");
echo $ref;
?>
<?php
    if($_SESSION['refurl']==null)
    {
        $ref = getenv("HTTP_REFERER");
        $_SESSION['refurl']=$ref;
        echo $ref;
    }
    else
    {
   echo $_SESSION['refurl'];
    }
?>