Php if url contains

if(strpos($_SERVER['REQUEST_URI'], "string")) {
  ...
}

Php check if string contains url

preg_match('/(http|ftp|mailto)/', $string, $matches);
var_dump($matches);

Source: stackoverflow.com

If browser url is having domain in it check using php

$url = 'http://' . $_SERVER['SERVER_NAME'] . $_SERVER['REQUEST_URI'];

if (!strpos($url,'mysql')) {
echo 'No mysql.'; //swapped with other echo statement
} else {
echo 'Mysql exists.';
}

If url has certain code then php

if (strpos($_SERVER['REQUEST_URI'], "url word") !== false){
// code
}

Php check if a url exists

function urlExists($url=NULL)
    {
        if($url == NULL) return false;
        $ch = curl_init($url);
        curl_setopt($ch, CURLOPT_TIMEOUT, 5);
        curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 5);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        $data = curl_exec($ch);
        $httpcode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
        curl_close($ch); 
        if($httpcode>=200 && $httpcode<300){
            return true;
        } else {
            return false;
        }
    }

Source: stackoverflow.com

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