round

uint8_t round(uint8_t x)
int8 round(int8 x)
int round(int x)
float round(float x)

Description
Returns x rounded to the nearest integer, with halfway cases rounded away from zero.
For integer types the value is returned unchanged.
The return type matches the input type.

Parameter
- x - A numeric value (uint8_t, int8, int or float).

Returns
The rounded value of x, with the same type as the input.

Example
void main()
{
    float a = round(3.5);   // a = 4.0
    float b = round(3.4);   // b = 3.0
    float c = round(-2.5);  // c = -3.0
    int   d = round(7);     // d = 7
}