Write a JavaScript function to return powers of two values.Test Data : console.log(isPower_of_two(64)); true console.log(isPower_of_two(94)); false Sample Solution:JavaScript Code:// Define a function named isPower_of_two that checks if a given number is a power of two. function ...
AI代码解释 // 一个带有2个参数的基本函数:functionadd(one,two){returnone+two;}// 调用这个函数并给它2个参数:varresult=add(1,42);console.log(result);// 43// 再次调用这个函数,给它另外2个参数result=add(5,20);console.log(result);// 25 JavaScript 是一个将函数作为一等对象(first-class fun...
AI代码解释 constctx=document.getElementById("myChart");constoptions={scale:{// Hides the scale}};constdata={labels:['Running','Swimming','Eating','Cycling'],datasets:[{data:[-10,-5,-3,-15],label:"two",borderColor:'#ffc63b'},{data:[10,5,3,10],label:"three",borderColor:'#1d9a...
affix({ offset: { top: 100, bottom: function () { return (this.bottom = $('.footer').outerHeight(true)) } } }) Options Options can be passed via data attributes or JavaScript. For data attributes, append the option name to data-, as in data-offset-top="200". Nametypedefault...
{ignorePunct:true});// Queue a command to load the search results and get the font property values.context.load(searchResults,'font');// Synchronize the document state by executing the queued commands,// and return a promise to indicate task completion.returncontext.sync().then(function(){...
favouriteMovies[Symbol.iterator]=function(){const ordered=Object.values(this).sort((a,b)=>a-b);let i=0;return{next:()=>({done:i>=ordered.length,value:ordered[i++]})}}for(const v of favouriteMovies){console.log(v);} 1.
Disallows duplicate property names or parameter values.Strict mode throws an error when it detects a duplicate named property in an object (e.g.,var object = {foo: "bar", foo: "baz"};) or a duplicate named argument for a function (e.g.,function foo(val1, val2, val1){}), thereby...
String.prototype.interpolate =function(params){constnames =Object.keys(params);constvals =Object.values(params);returnnewFunction(…names,`return \`${this}\`;`)(…vals);}; 至此,只要有对应的数据,我们就可以根据<template>模板获取最终编译好...
The function that defines a comparison of two items in the collection. See also Array.prototype.sort() Example // Sort graphics based on their elevation or z-value let sortedGraphics = graphicsLayer.graphics.sort(function(a, b){ if(a.geometry.z > b.geometry.z){ return 1; } else if...
functionfetchPromiseData(){returnnewPromise((resolve,reject)=>{setTimeout(()=>{letdata="Promise data";resolve(data);},2000);});}fetchPromiseData().then(data=>{console.log("Promise data: "+data);}).catch(error=>{console.log("Error: "+error);});// 输出: "Promise data: Promise dat...