PHP

ModRewrite needs to be enabled in apache2 by executing:<br /> a2enmod rewrite Modify your HTaccess File like this if index.php is your main php File: RewriteEngine On RewriteBase / RewriteCond %{REQUEST_FILENAME} !-f RewriteCond %{REQUEST_FILENAME} !-d RewriteRule ^(.*)$ index.php?i=$1 [L,QSA] &nbsp; For example, if the user enters the UR...

&nbsp;Here code to check if a string exists in another string! $string = &#39;This is a String&#39;;<br /> if (strpos($string , &#39;This&#39;) !== false) {<br /> &nbsp;&nbsp;&nbsp; echo &#39;true&#39;; # STRING CONTAINS WORD &quot;This&quot;<br /> } else {<br /> # String not f...

Example of replacing a sign in a string (works with more than one sign) &nbsp; $newstring = str_replace(&quot;TEXT&quot;, &quot;NEW TEXT&quot;, $initialstring); ...