/**
Updates the array in place by incrementing each value greater than or equal to the threshold.
@param {Array<number>} arr
@param {number} threshold
*/
export function incrementIfAtLeast(arr: Array<number>, threshold: number): void;
export const noncapturingDelim: any;
/**
@param {string} str
@param {number} pos
@param {string} oldValue
@param {string} newValue
@returns {string}
*/
export function spliceStr(str: string, pos: number, oldValue: string, newValue: string): string;