function checkCashRegister(price, cash, cid) { var change = cash - pric...

function sym(args) { var arr = []; var answer = []; arr = Array.proto...

function every(collection, pre) { // Is everyone being true? return co...

function binaryAgent(str) { var newArr = []; var arr = str.split(" ");...

function smallestCommons(arr) { var arrAll=[]; //两个给定参数和它们之间的连续数字，组成的数组...

function convert(str) { var arr1 = ['&','<','>','"',"'"]; var arr2 = [...