The purpose programming language design

• A good language should be easy to compile.

• Not complicate the compilation process.

• Complexity can arise because of the symbol

• have different meanings.

• Example signs parenthesis (brackets open / close):

Grouping sub-expression Restricted arguments in the function / procedureIndex on the arrays (in VB) Expression of mathematics and logic Examples of simple but powerful scheme are passing parameters by value and by reference.