PHP Send SMS with SMS Gateway

How to send SMS via SMS Gateway in PHP.I found the sms gateway to do this.But it is gives only 25 free sms per account.But you can create email account and register the following web site and send …

CodeIgniter get site url

How to get site url of the codeigniter.You can use this method in the controller,model and view files. First, you have to call this URL Helper file.