lognum

Numeric coercion of a logical value.

Syntax

B = lognum(A)

Description

Converts logical values to their numeric equivalents — true becomes 1, false becomes 0. Element-wise. Same effect as double(A) for logical inputs.

Example

lognum([true false true])  % [1 0 1]

See also

• double — Convert to double-precision floating-point.
• n — Convert a value to a number; non-numeric becomes 0.
• islogical — Test whether the input is of logical (boolean) type.