Differences between JavascriptMathceil (), floor (), and round () Functions

Source: Internet
Author: User
The difference between the JavascriptMathceil (), floor (), and round () functions is rounded down... Ceiling is rounded up .. Float is the rounded down integer-ceil (): the fractional part is carried to the integer part. For example, Math. ceil (12.2) // return the difference among the three functions 13Math. ceil (12.7)... Javascript Math ceil (), floor (), and round ().
Round is rounded in... Ceiling is rounded up .. Float is rounded down.

-
Ceil (): returns the decimal part to the integral part.
For example:

Math. ceil (12.2) // return 13
Math. ceil (12.7) // return 13
Math. ceil (12.0) // returns 12

Floor (): all are rounded off and only integers are retained.
For example:

Math. floor (12.2) // return 12
Math. floor (12.7) // return 12
Math. floor (12.0) // return 12

Round (): Rounding
For example:

Math. round (12.2) // returns 12
Math. round (12.7) // return 13
Math. round (12.0) // returns 12

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.