选择语言 :

Core_Valid::range

Tests if a number is within a range.

boolean Core_Valid::range( string $number , integer $min , integer $max )

参数列表

参数类型描述默认值

$number string Number to check

$min integer Minimum value

$max integer Maximum value

File: ./core/classes/valid.class.php

public static function range($number, $min, $max)
{
    return ($number >= $min && $number <= $max);
}