• 首页
  • vue
  • TypeScript
  • JavaScript
  • scss
  • css3
  • html5
  • php
  • MySQL
  • redis
  • jQuery
  • MultipleIterator::key()

    (PHP 5 >= 5.3.0, PHP 7)

    Gets the registered iterator instances

    说明

    publicMultipleIterator::key( void) : array

    Get the registered iterator instances key()result.

    Warning

    本函数还未编写文档,仅有参数列表。

    参数

    此函数没有参数。

    返回值

    An array of all registered iterator instances, or FALSE if no sub iterator is attached.

    错误/异常

    A LogicException if mode MIT_NEED_ALL is set, and at least one attached iterator is not valid.

    Calling this method from foreach triggers warning "Illegal type returned".

    参见

    • MultipleIterator::current() Gets the registered iterator instances