Function overloading

Vinay Rawal answered on March 3, 2023 Popularity 10/10 Helpfulness 1/10

answer Function overloading

Function overloading

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function hello(names: string): string
function hello(names: string[]): string
function hello(names: any, greeting?: string): string {
    let namesArray: string[];
    if (Array.isArray(names)) {
        namesArray = names;
    } else {
        namesArray = [names];
    }
    if (!greeting) {
        greeting = 'Hello';
    }
    return greeting + ', ' + namesArray.join(' and ') + '!';
}

Popularity 10/10 Helpfulness 1/10 Language typescript

Source: Grepper

Tags: function overloading typescript

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Contributed on Mar 03 2023

Vinay Rawal

0 Answers Avg Quality 2/10

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