General Syntax of a PHP Variable is :
A variable starts with the $ sign, followed by the name of the variable
A variable name must begin with a letter or the underscore character
A variable name can only contain alpha-numeric characters and underscores (A-z, 0-9, and _ )
A variable name should not contain spaces
A variable starts with the $ sign, followed by the name of the variable
A variable name must begin with a letter or the underscore character
A variable name can only contain alpha-numeric characters and underscores (A-z, 0-9, and _ )
A variable name should not contain spaces
