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PHP - Manual: Random\IntervalBoundary - 互联网笔记

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PHP官方手册 - 互联网笔记

PHP - Manual: Random\IntervalBoundary

2025-04-27

The Random\IntervalBoundary Enum

简介

The Random\IntervalBoundary enum specifies whether an interval includes the boundary values within the set of values lying in the interval.

注解摘要

case ClosedOpen ;
/** A left-open interval. The lower boundary is included in the interval, the upper boundary is not. */
case ClosedClosed ;
/** A closed interval. Both boundary values are included in the interval. */
case OpenClosed ;
/** A right-open interval. The upper boundary is included in the interval, the lower boundary is not. */
case OpenOpen ;
/** An open interval. Neither boundary value is included in the interval. */
}
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官方地址:https://www.php.net/manual/en/enum.random-intervalboundary.php

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