import type { FunctionDefinition } from '../../definition_types';
/**
 * Returns a boolean that indicates whether a keyword substring is within another string.
 * Returns `null` if either parameter is null.
 *
 * @example
 * ROW a = "hello"
 * | EVAL has_ll = CONTAINS(a, "ll")
 */
declare const definition: FunctionDefinition;
export default definition;
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