process.nextTick(function() { console.log('3'); }) new Promise(function(resolve) { console.log('4'); resolve(); }).then(function() { console.log('5') }) }) process
当地址不同时,无法判断两个对象的键值对是否相同。 constisEqual= (...objects) => objects.every(obj =>JSON.stringify(obj) === JSON.stringify(objects[0]))isEqual({name:'jack'}, {name:'jack'})// trueisEqual({name:'jack'}, {name:'jack1'}, {name:...
every(function(value,index,arr){ return content.indexOf(value) !== -1; }) document.querySelector('span').innerHTML = res ? '全部包含关健词' : '未完全包含关键词'; }) //判断输入的内容是否包含了keywords其中某个关健词 content.addEventListener('keyup',function(){ let content = this....
beforeEach(function() { console.log('before every test in every file'); }); # Delayed Root Suite If you need to perform asynchronous operations before any of your suites are run, you may delay the root suite. Run mocha with the --delay flag. This will attach a special callback funct...
to run javascript on the selected window or current page. image.png executeAsyncScript With Asynchronous script, your page renders more quickly. Instead of forcing users to wait for a script to download before the page renders. This function will execute an asynchronous piece of JavaScript in the...
timeInfo.interval; }; }); } // Remove the local time zone offset from dates function removeLocalOffset(localTime) { return new Date( localTime.getUTCFullYear(), localTime.getUTCMonth(), localTime.getUTCDate(), localTime.getUTCHours(), localTime.getUTCMinutes(), localTime.getUTCSeconds(),...
constallEqual=arr=>arr.every(val=>val===arr[0]);allEqual([1,2,3,4,5,6]);// falseallEqual([1,1,1,1]);// true 3.`approximatelyEqual`:约等于 代码语言:javascript 复制 constapproximatelyEqual=(v1,v2,epsilon=0.001)=>Math.abs(v1-v2)<epsilon;approximatelyEqual(Math.PI/2.0,1.5708);...
function setCursorByID(id,cursorStyle) { var elem; if (document.getElementById && (elem=document.getElementById(id)) ) { if (elem.style) elem.style.cursor=cursorStyle; } } In the above cursorStyle can be any of these:複製 auto move no-drop col-resize all-scroll pointer not-allowed ...
Automatically chooses the right units (seconds, minutes, etc) to format a time interval. Examples: just now 45s 5m 15 minutes ago 3 hours ago in 2 months in 5 years … For React users, there's aReact version—See Demo This is a readme for version2.x. For older versions,see version...
Whenever a function is called, a new execution context is created and placed at the top of the stack. Once the function completes, its execution context is removed from the stack, and control returns to the previous context. This helps manage synchronous code execution, as each function call ...