export class UUIDUtils { /**
   * 获取  uuid
   */ public static getUUID ( ) { function S4 ( ) { return ( ( ( 1 + Math . random ( ) ) * 0x10000 ) | 0 ) . toString ( 16 ) . substring ( 1 ) ; } return ( S4 ( ) + S4 ( ) + "-" + S4 ( ) + "-" + S4 ( ) + "-" + S4 ( ) + "-" + S4 ( ) + S4 ( ) + S4 ( ) ) ; } }