# A classe HRTime\Unit

(PECL hrtime >= 0.4.3)

## Introdução

## Resumo da classe

class HRTime\Unit {
/* Constantes */
const int SECOND = 0;
const int MILLISECOND = 1;
const int MICROSECOND = 2;
const int NANOSECOND = 3;
/* Métodos */
}

## Constantes predefinidas

`HRTime\Unit::SECOND`
`HRTime\Unit::MILLISECOND`
`HRTime\Unit::MICROSECOND`
`HRTime\Unit::NANOSECOND`

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