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.

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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
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