Language constructs PHP3 Manual Prev Next Chapter 6. Any PHP script is built out of a series of statements.
Statements usually end with a semicolon.
In addition, statements can be grouped into a statement-group by encapsulating a group of statements with curly braces. A statement-group is a statement by itself as well. The various statement types are described in this chapter. Constants PHP defines a few constants and provides a mechanism for defining more at run-time. Constants are much like variables, but they have a slightly different syntax.