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 HP Fortran 90 Programmer's Reference: HP Fortran 90 Programmer's Reference > Chapter 10 HP Fortran 90 statements

ELSE IF
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Provides alternate path of execution for IF construct.

Syntax

ELSE IF (logical-expression) THEN [construct-name]
logical-expression

is a scalar logical expression.

construct-name

is the name given to the IF construct. If construct-name is specified, the same name must also appear in the IF statement and in the END IF statement.

Description

The ELSE IF statement executes the immediately following statement block, if the following conditions are met:

  • None of the logical expressions in the IF statement and any previous ELSE IF statements evaluates to true.

  • logical-expression evaluates to true.

Branching to an ELSE IF statement is illegal.

Examples

INTEGER temperature
INTEGER, PARAMETER :: hot=1, cold=2
IF (temperature == hot) THEN
  PRINT *, "Turn down your thermostat."
ELSE IF (temperature == cold) THEN
  PRINT *, "Turn up your thermostat."
ELSE
  PRINT *, "Your thermostat is working OK."
END IF

Related statements

ELSE, END IF, and IF (construct)

Related concepts

See “IF construct”.



ELSE
  		 


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