Variables are used for storing values, like text strings, numbers or arrays. When a variable is declared, it can be used over and over again in your script. All variables in PHP start with a dollar ($) sign symbol. String variables are used for values that contain characters. In this chapter we are going to look at the most common functions and operators used to manipulate strings in PHP. After we create a string we can manipulate it. A string can be used directly in a function or it can be stored in a variable. E-mail: mr.gigiliIII@gmail.com Twitter: www.twitter.com Website: www.mrxxxproductions.pcriot.com