console.count([label])

• label <string> 计数器的显示标签。默认值：'default'。

  ¥label <string> The display label for the counter. Default: 'default'.

维护一个特定于 label 的内部计数器，并向 stdout 输出使用给定 label 调用 console.count() 的次数。

¥Maintains an internal counter specific to label and outputs to stdout the number of times console.count() has been called with the given label.

> console.count()
default: 1
undefined
> console.count('default')
default: 2
undefined
> console.count('abc')
abc: 1
undefined
> console.count('xyz')
xyz: 1
undefined
> console.count('abc')
abc: 2
undefined
> console.count()
default: 3
undefined
> 拷贝