/**
 * Removes special characters
 * replaces the first instance of the single and double speech marks with sanitised versions
 * replaces all tabs and backslashes with their escape characters
 * removes all line feeds and carriage returns
 * @param text string to remove special characters from
 */
export declare const removeSpecialCharacters: (text: string) => string;
/**
 * Inserts special characters
 * replaces the first instance of the sanitised versions with the original single and/or double speech marks
 * replaces all escape characters with the original tabs and backslashes
 * removes all line feeds and carriage returns
 * @param text string to insert original special characters
 */
export declare const insertSpecialCharacters: (text: string) => string;
/**
 * Removes disallowed special characters: line feeds, carriage returns, tabs and backslashes
 * and replaces single and double speech marks with their sanitised versions
 */
export declare const sanitiseForTsv: (text: string) => string;
/**
 * Removes disallowed special characters: line feeds, carriage returns, tabs and backslashes
 * and replaces sanitised single and double speech marks with their usual versions
 */
export declare const sanitiseForDb: (text: string) => string;
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