Sign
Table of Contents
| evaluate() | SIGN. | int|string |
|---|
Methods
evaluate()
SIGN.
public
static evaluate(
$number :
float
)
: int|string
Determines the sign of a number. Returns 1 if the number is positive, zero (0) if the number is 0, and -1 if the number is negative.
Parameters
- $number : float
Number to round
Return values
int|string —sign value, or a string containing an error