HP 3000 Manuals

HP C/iX Reference Manual

Selection Statements 

A selection statement alters a program's execution flow by selecting one
path from a collection based on a specified controlling expression.  The
if statement and the switch statement are selection statements.

Syntax 

     selection-statement ::=
           if (expression) statement 
           if (expression) statement else statement 
           switch (expression) statement 

Example 

     if (expression) statement: 

         if (x<y) x=y;

     if (expression) statement else statement: 

         if (x<y) x=y; else y=x;

     switch (expression) statement: 

         switch (x)
         { case 1: x=y;
                   break;
           default: y=x;
                   break;
         }

MPE/iX 5.0 Documentation