export declare const SPREADSHEET_CONDITIONAL_COMPARISON_OPERATORS: readonly ["greaterThan", "greaterThanOrEqual", "lessThan", "lessThanOrEqual", "equal", "notEqual", "between", "notBetween"];
export type SpreadsheetConditionalComparisonOperator = (typeof SPREADSHEET_CONDITIONAL_COMPARISON_OPERATORS)[number];
export declare function isSpreadsheetConditionalComparisonOperator(value: unknown): value is SpreadsheetConditionalComparisonOperator;
export declare function spreadsheetConditionalComparisonNeedsUpperValue(operator: SpreadsheetConditionalComparisonOperator): boolean;