How to get Parameters from a URL String In PHP

Posted By Bajarangi soft , Posted On 31-12-2020

The parameters from a URL string can be be retrieved in PHP using pase_url() and parse_str() functions,parse_url() Function: The parse_url() function is used to return the components of a URL by parsing it. It parse an URL and return an associative array which contains its various components,parse_str() Function: The parse_str() function is used to parse a query string into variables. The string passed to this function for parsing is in the format of a query string passed via a URL.

Approach:
Parse the URL string using parse_url() function which will return an associative array that contains its (passed URL) various components. The query of the array returned by parse_url() function which contains a query string of URL.
Below examples uses parse_url() and parse_str() function to get the parameters from URL string.

Syntax:

parse_str( $string, $array )

Example 1:

<?php

// Inintialize URL to the variable
$url = 'http://www.bajarangi.org?name=Tonny';

// Use parse_url() function to parse the URL
// and return an associative array which
// contains its various components
$url_components = parse_url($url);

// Use parse_str() function to parse the
// string passed via URL
parse_str($url_components['query'], $params);

// Display result
echo ' Hi '.$params['name'];

?>

Note: Page URL and the parameters are separated by the character.
Syntax:

parse_url( $url, $component = -1 )

Example:

<?php

// Inintialize URL to the variable
$url = 'http://www.bajarangi.org?name=siri&email=siri@756@gmail.com';

// Use parse_url() function to parse the URL
// and return an associative array which
// contains its various components
$url_components = parse_url($url);

// Use parse_str() function to parse the
// string passed via URL
parse_str($url_components['query'], $params);

// Display result
echo ' Hi '.$params['name'].' your emailID is '.$params['email'];

?>