Collator::sort()

collator_sort

(PHP 5 >= 5.3.0, PHP 7, PECL intl >= 1.0.0)

Sort array using specified collator

说明

面向对象风格
publicCollator::sort(array &$arr[,int $sort_flag]): bool过程化风格
collator_sort(Collator$coll,array &$arr[,int $sort_flag]): bool

This function sorts an array according to current locale rules.

Equivalent to standard PHP sort().

参数

$coll

Collator object.

$arr

Array of strings to sort.

$sort_flag

Optional sorting type, one of the following:

• Collator::SORT_REGULAR- compare items normally(don't change types)

• Collator::SORT_NUMERIC- compare items numerically

• Collator::SORT_STRING- compare items as strings

Default sorting type is Collator::SORT_REGULAR. It is also used if an invalid$sort_flagvalue has been specified.

返回值

成功时返回TRUE，或者在失败时返回FALSE。

范例

collator_sort() example

以上例程会输出：

array (
  0 => 'at',
  1 => 'às',
  2 => 'as',
)array (
  0 => 'as',
  1 => 'às',
  2 => 'at',
)

参见

• Collator constants
• collator_asort() Sort array maintaining index association
• collator_sort_with_sort_keys() Sort array using specified collator and sort keys