MATLAB - Decision Making

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Decision making structures require that the programmer specify one or more conditions to be evaluated or tested by the program, along with a statement or statements to be executed if the condition is determined to be true, and optionally, other statements to be executed if the condition is determined to be false.

Following is the general form of a typical decision making structure found in most of the programming languages:

Decision making statements in MATLAB

MATLAB provides following types of decision making statements. Click the following links to check their detail:

StatementDescription
if ... end statementAn if ... end statement consists of a boolean expression followed by one or more statements.
if...else...end statementAn if statement can be followed by an optional else statement, which executes when the boolean expression is false.
If... elseif...elseif...else...end statementsAn if statement can be followed by an (or more) optional elseif... and an else statement, which is very useful to test various condition.
nested if statementsYou can use one if or elseif statement inside another if or elseif statement(s).
switch statementA switch statement allows a variable to be tested for equality against a list of values.
nested switch statementsYou can use one swicth statement inside another switch statement(s).


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