Browser Console operation-Portable notes

Today in the computer room suddenly think of a fun thing-using the console debugging code, actually thought before, but did not practice.

I use 360 browser, IE browser F12 after the window is like this, do not like the interface ah ...

First, record today's Test (2016/12/2)

Line Wrap--shift+enter

1. Alert Bounce Window

2. Console.log Printing

2. Console.log Print output general information

3. Console.info Output Indicative information

Console.error Output error message

Console.warn Output Alert Information

4. Console.group output A set of information at the beginning of the beginning can be like a folder to expand, after the expansion of a vertical line

Console.groupend end a set of output information

5. Count execution times

6. Dir (); Node Tree information

7. Time Timeend, "Array Initialize" corresponds to the name of the time period

Another way to record time:

Doesn't seem to be much different.

8. Profile view memory, run can be viewed in profile

9. Assert debugging