// console.warn() method
console.warn('This is a sample Warning')
+ D5 ~* m6 q5 u7 ?/ I& G r 4. console.clear(). j" y b6 L0 K8 Z8 Z4 g# Z
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 X# p- @9 o8 X
// 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')
" e5 _3 \. u4 M% T 6. console.table() * J- `+ n4 p% m/ e p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。2 C' Z% r. G9 H% H1 x+ z8 k
// 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')