function testBetween()
{
$this->assertTrue(\r8\num\between(8, 4, 10));
$this->assertTrue(\r8\num\between(8, 4.5, 10.5));
$this->assertTrue(\r8\num\between(8.5, 4, 10.5));
$this->assertFalse(\r8\num\between(2, 4, 10));
$this->assertFalse(\r8\num\between(2, 4, 10.5));
$this->assertFalse(\r8\num\between(2.5, 4, 10));
$this->assertFalse(\r8\num\between(12, 4, 10));
$this->assertFalse(\r8\num\between(12.5, 4.5, 10));
$this->assertFalse(\r8\num\between(12, 4.5, 10));
$this->assertTrue(\r8\num\between(10, 4, 10));
$this->assertTrue(\r8\num\between(4, 4, 10));
$this->assertFalse(\r8\num\between(10, 4, 10, FALSE));
$this->assertFalse(\r8\num\between(10, 4, 10, FALSE));
$this->assertTrue(\r8\num\between(10.5, 4.5, 10.5));
$this->assertTrue(\r8\num\between(4.5, 4.5, 10.5));
$this->assertFalse(\r8\num\between(10.5, 4.5, 10.5, FALSE));
$this->assertFalse(\r8\num\between(10.5, 4.5, 10.5, FALSE));
}
/**
* calculates the offset based on the wrap flag
*
* This is generally used by array functions to wrap offsets
*
* @param Integer $length Starting from 1 (not 0), the length of the list being wrapped around
* @param Integer $offset The offset being wrapped
* @param Integer $wrapFlag How to handle offsets that fall outside of the length of the list.
* @return Integer|Boolean Returns the wrapped offset. Returns FALSE on failure
*/
function offsetWrap($length, $offset, $wrapFlag)
{
$length = (int) $length;
if ($length <= 0) {
throw new \r8\Exception\Index($offset, "Offset", "List is empty");
}
$offset = (int) \r8\reduce($offset);
switch ($wrapFlag) {
default:
throw new \r8\Exception\Argument(2, "wrapFlag", "Invalid offset wrap flag");
case \r8\num\OFFSET_NONE:
if (!\r8\num\between($offset, 0 - $length, $length - 1)) {
throw new \r8\Exception\Index($offset, "Offset", "Offset is out of bounds");
} else {
if ($offset >= 0) {
return $offset;
} else {
return $length + $offset;
}
}
case \r8\num\OFFSET_WRAP:
return \r8\num\intWrap($offset, 0, $length - 1);
case FALSE:
case \r8\num\OFFSET_RESTRICT:
$offset = \r8\num\limit($offset, 0 - $length, $length - 1);
if ($offset < 0) {
$offset = $length + $offset;
}
return $offset;
case \r8\num\OFFSET_LIMIT:
return \r8\num\limit($offset, 0, $length - 1);
}
}
/**
* Translate a number to a string with a suffix
*
* For example, 1 becomes "1st", 2 becomes "2nd"
*
* @param Integer $integer The number to convert to an ordinal
* @return String Returns a string version of the given integer,
* with a suffix tacked on
*/
public static function ordinal($integer)
{
$integer = (string) (int) $integer;
if (\r8\num\between(abs(substr($integer, -2)), 11, 13, TRUE)) {
return $integer . "th";
}
switch (substr($integer, -1)) {
case "1":
return $integer . "st";
case "2":
return $integer . "nd";
case "3":
return $integer . "rd";
default:
return $integer . "th";
}
}
