array_walk_recursive
배열의 각 멤버에 사용자 함수를 재귀 적으로 적용합니다.
배열의 각 요소에 사용자 정의 함수를 적용합니다.
<span class="token php language-php"><span class="token delimiter important"><? php</span> <span class="token keyword">함수</span> <span class="token function-definition function">myfunction</span> <span class="token punctuation">(</span> <span class="token variable">$ value</span> <span class="token punctuation">,</span> <span class="token variable">$ key</span> <span class="token punctuation">)</span> <span class="token punctuation">{</span> <span class="token keyword">echo</span> <span class="token string double-quoted-string">"키 <span class="token interpolation"><span class="token variable">$ 키</span></span> 의 값은 <span class="token interpolation"><span class="token variable">$ 값</span></span> 입니다. <br>"</span> <span class="token punctuation">;</span> <span class="token punctuation">}</span> <span class="token variable">$ a1</span> <span class="token operator">=</span> <span class="token keyword">배열</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"a"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"red"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"b"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"green"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span> <span class="token variable">$ a2</span> <span class="token operator">=</span> <span class="token keyword">배열</span> <span class="token punctuation">(</span> <span class="token variable">$ a1</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"1"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"blue"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"2"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"옐로우"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span> <span class="token function"></span></span><mark><span class="token function">Array_Walk_Recursive</span> <span class="token punctuation">(</span> <span class="token variable">$ a2</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"myFunction"</span> <span class="token punctuation">)</span></mark><span class="token punctuation"></span> <span class="token punctuation">;</span> <span class="token delimiter important">?></span>