// console.warn() method
console.warn('This is a sample Warning')
$ I( u {& w! N; P p8 z 4. console.clear() * j4 d3 t$ K0 e, V用于清除控制台信息。清除控制台时,如果是基于Chromium的浏览器,将打印一个简单的叠加文本,如下面的截图所示“Console was cleared”,而在Firefox中,则不会返回任何消息。) X! u# a/ t0 M4 k. S- |+ B; u1 m
// console.time() and console.timeEnd() method
// console.time() method
console.time("Let's see time console")
let time1 = function(){
console.log('time1 function is running')
}
let time2 = function(){
console.log('time2 function is running')
}
time1()
time2()
// console.timeEnd() method
console.timeEnd('Time Taken')
// console.count() method
console.log('This is a sample count')
for(let i=0; i<10; i++){
console.count('This is iteration number', i)
}
7 ]$ m F3 a# X+ J) B" n: H f' U 8. console.group()和console.groupEnd() ) c u8 _' A# a% I/ x; @8 `控制台对象的group()和groupEnd()方法允许我们将内容分组到单独的代码块中,并且这些代码块将缩进。和time()和timeEnd()一样,它们也接受值相同的标签。6 Y( ~2 {; s- A1 m3 a m; d2 {, r
// console.group() and console.groupEnd() method
// console.group() method
console.group('This is a sample group')
console.log('This is a sample group log')
console.warn('This is a sample group warning')
console.error('This is a sample group error')
// console.groupEnd() method
console.groupEnd('This is a sample group')
console.log('This is a new section')