count

이름:count

분류:정렬

사용 언어:php

한 줄 설명:지정된 노드의 자식 노드 수를 계산합니다.

예

<car> 요소의 자식 노드 수를 계산하십시오.

 <span class="token php language-php"><span class="token delimiter important"><? php</span>
<span class="token variable">$ xml</span> <span class="token operator">=</span> <span class="token string heredoc-string"><span class="token delimiter symbol"><span class="token punctuation"><<<</span> xml</span>
  <카스>
    <car name = "Volvo">
    <자식/>
    <자식/>
    <자식/>
    <자식/>
  </car>
  <car name = "bmw">
    <자식/>
    <자식/>
  </car>
</cars>
<span class="token delimiter symbol">XML <span class="token punctuation">;</span></span></span>

<span class="token variable">$ elem</span> <span class="token operator">=</span> <span class="token keyword">New</span> <span class="token class-name">SimplexMlElement</span> <span class="token punctuation">(</span> <span class="token variable">$ xml</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token keyword">foreach</span> <span class="token punctuation">(</span> <span class="token variable">$ elem</span> <span class="token keyword">as</span> <span class="token variable">$ car</span> <span class="token punctuation">)</span>
  <span class="token punctuation">{</span>
  <span class="token function">printf</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">" %는 %d Childs. <br>"</span> <span class="token punctuation">,</span> <span class="token variable">$ car</span> <span class="token punctuation">[</span> <span class="token string single-quoted-string">&#39;name&#39;</span> <span class="token punctuation">]</span> <span class="token punctuation">,</span> <span class="token variable">$ car-</span> <span class="token operator">></span> <span class="token function">count</span> <span class="token punctuation">(</span> <span class="token punctuation">)</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
  <span class="token punctuation">}</span>
<span class="token delimiter important">?></span></span>

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