/**
 * @packageDocumentation
 * @module std
 */
/**
 * Interface for comparison.
 *
 * @author Jeongho Nam - https://github.com/samchon
 */
export interface IComparable<T> {
    /**
     * Test whether equal to some object.
     *
     * @param obj The object to compare.
     * @return Whether equal or not.
     */
    equals(obj: T): boolean;
    /**
     * Test whether less than some object.
     *
     * @param obj The object to compare.
     * @return Whether less or not.
     */
    less(obj: T): boolean;
    /**
     * Get hash code.
     *
     * @return The hash code.
     */
    hashCode(): number;
}
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