Js debugging tool console. log () method to view js Code Execution _ javascript skills

Source: Internet
Author: User
In the past, alert was used to view the execution of js Code. Today, I saw a friend using the console. log function prints the output function, variable, and object. The following figure shows the console. log usage records the execution status of js Code when I debug the code. Generally, I use alert in the code block to view the execution status of js Code, today, we also saw a friend using the console. log function prints the output function, variable, and object. The following figure shows the console. log usage is recorded. The specific syntax is:

Console. log ("value:", fn );

Console. log () can output variables, functions, arrays, objects, etc.

  This keyword _ function call 
      

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.