js test if string

function isString(value) {
	return typeof value === 'string' || value instanceof String;
}

isString(''); // true
isString(1); // false
isString({}); // false
isString([]); // false
isString(new String('teste')) // true

3
2
Dan P. 100 points

                                    if (typeof string === 'string') { /* code */ };

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