import type { ConnectionString } from "./types.js";
/**
 * ConnectionString parser.
 * @internal
 */
export declare class ConnectionStringParser {
    private static readonly FIELDS_SEPARATOR;
    private static readonly FIELD_KEY_VALUE_SEPARATOR;
    static parse(connectionString?: string): ConnectionString;
    static sanitizeUrl(url: string): string;
    static validateInstrumentationKey(iKey: string): boolean;
}
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