export declare const ADDRESS_ZERO = "0x0000000000000000000000000000000000000000";
export declare const EMPTY_BYTES_DATA_HEX = "0x";
export declare const EMPTY_BYTES32_DATA_HEX = "0x0000000000000000000000000000000000000000000000000000000000000000";
export declare const EMPTY_BYTES4_DATA_HEX: string;
/**
 * Calculates ID by taking 4 byte of the provided string hashed value.
 * @param string Arbitrary string.
 */
export declare const solidityIdBytes4: (string: string) => string;
/**
 * Calculates ID for bytes32 string.
 * @param string Arbitrary string.
 */
export declare const solidityIdBytes32: (string: string) => string;
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