| 1 | /**
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| 2 | * Performs a
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| 3 | * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
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| 4 | * comparison between two values to determine if they are equivalent.
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| 5 | *
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| 6 | * @static
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| 7 | * @memberOf _
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| 8 | * @since 4.0.0
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| 9 | * @category Lang
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| 10 | * @param {*} value The value to compare.
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| 11 | * @param {*} other The other value to compare.
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| 12 | * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
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| 13 | * @example
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| 14 | *
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| 15 | * var object = { 'a': 1 };
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| 16 | * var other = { 'a': 1 };
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| 17 | *
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| 18 | * _.eq(object, object);
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| 19 | * // => true
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| 20 | *
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| 21 | * _.eq(object, other);
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| 22 | * // => false
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| 23 | *
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| 24 | * _.eq('a', 'a');
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| 25 | * // => true
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| 26 | *
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| 27 | * _.eq('a', Object('a'));
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| 28 | * // => false
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| 29 | *
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| 30 | * _.eq(NaN, NaN);
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| 31 | * // => true
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| 32 | */
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| 33 | function eq(value, other) {
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| 34 | return value === other || (value !== value && other !== other);
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| 35 | }
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| 36 |
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| 37 | export default eq;
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