static _checkValuesToStringsArray(key, stringsArray) {
        return AutoNumericHelper.isInArray(String(key), stringsArray);
    }
Check if the given value has a corresponding key in the `stringsArray` array.

@param {number|string} key
@param {array} stringsArray Array where the `key` is checked against its keys
@returns {boolean} Returns `true` if such a key is found.
@private