Different format functions:

1. Array format functions:

   • compareArrays (array1: any [], array2: any []): boolean
   • findClosest (array: number[] | string[], needle: number | string): string | number
   • inArray (needle: any | any[], array: any []): boolean
   • removeArrayElement (array: any [], element: any): any[]
   • shuffleArray (array)
   • swapArrayItems (array: any[], index1: number, index2: number): any[]

2. Date and time format functions:

   • curTimeInSeconds ()
   • dateConvertToMySQLDatetime (date: any): string
   • dateFormat (date: number | Date = new Date(), template: string): string
   • timestampFormat (timestamp: number, template: string): string

3. Numbers format functions:

   • round (number: number, precision: number = 0): number

   • percentDiff (n1: number , n2: number): number