@terminus/ngx-tools
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14 lines • 1.44 kB
JavaScript
/**
* Helper function to determine if input is undefined.
*
* @param input - the input being tested
* @returns boolean
*
* @example
* isUndefined(undefined) // Returns: true
* isUndefined(null) // Returns: false
* isUndefined('foo') // Returns: false
*/
// eslint-disable-next-line @typescript-eslint/no-explicit-any
export var isUndefined = function (input) { return input === undefined; };
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