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isBoolean

function isBoolean
Jump to headingisBoolean(object: unknown): object is boolean
Deprecated

Returns true if the given object is a Boolean. Otherwise, returns false.

import util from 'node:util';

util.isBoolean(1);
// Returns: false
util.isBoolean(0);
// Returns: false
util.isBoolean(false);
// Returns: true

Parameters Jump to heading

Jump to headingobject: unknown

Return Type Jump to heading

object is boolean
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