php round() function
Translation results：
英[raʊnd] 美[raʊnd]
adj. Round; arc-shaped; plump, fat; integer
adv. Everywhere; around; roundabout ; in the opposite direction
prep.approximately; around, surrounding; (indicating position) around; nearby
n. circle, circle; cycle; round object, spherical object; (Meeting) One round
Third person singular: rounds Plural: rounds Present participle: rounding Past tense: rounded Past participle: rounded Comparative: rounder Superlative: roundest
php round() functionsyntax
Function:The round() function is used to round floating point numbers
Syntax:round(X,prec)
Parameters:
| Parameters | Description |
| X | To be done Processed numbers |
| prec | Specify the number of digits after the decimal point |
Description:Return the result of rounding parameter X according to the number of digits after the decimal point prec. prec can be a negative number or 0, and 0 is the default value.
php round() functionexample
Output:
1.56*****10*****-5
Output:
-6