PHP Manual Learning iterator Iterator

Source: Internet
Author: User
  pos = 0;} #定义指针置0 rewindpublic Function Rewind () {echo __method__, "
"; $this->pos=0;} #定义valid method Public Function valid () {#判断是否可行echo __method__, "
"If (Isset ($this->arr[$this->pos]) {return isset ($this->arr[$this->pos]);}} #获取当前的值 currentpublic function current () {echo __method__, "
"; return $this->arr[$this->pos];} #获取当前的键值 keypublic Function key () {echo __method__, "
"; return $this->pos;} #指针下移函数public function Next () {echo __method__, "
"; + + $this->pos;}} #实例化对象 $test = new Myiterator (), #遍历对象foreach ($test as $key + = $val) {var_dump ($key, $val); Echo ' ';}

The above describes the PHP manual learning iterator Iterator, including the aspects of the content, I hope to be interested in PHP tutorial friends helpful.

  • Related Article

    Contact Us

    The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

    If you find any instances of plagiarism from the community, please send an email to: and provide relevant evidence. A staff member will contact you within 5 working days.

    A Free Trial That Lets You Build Big!

    Start building with 50+ products and up to 12 months usage for Elastic Compute Service

    • Sales Support

      1 on 1 presale consultation

    • After-Sales Support

      24/7 Technical Support 6 Free Tickets per Quarter Faster Response

    • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.