// console.warn() method
console.warn('This is a sample Warning')
* r i# |& n1 s' V& U4. console.clear()& c' e% ]) c8 n9 Z/ d4 E( L
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。- |2 h a" n4 t+ r `+ H. q
// 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')
2 i8 w Y( ^5 C+ {/ b 6. console.table()6 I" ? B5 F6 r. b
这个方法允许我们在控制台中生成表格。输入数据必须是数组或显示为表格的对象。9 ^/ i! |- ^" e, `
// 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')