print_r

이름:print_r

분류:가변 처리

사용 언어:php

한 줄 설명:변수에 대한 정보를 사람이 읽을 수있는 방식으로 인쇄합니다.

예

보다 읽기 쉬운 방식으로 일부 변수에 대한 정보를 인쇄하십시오.

 <span class="token php language-php"><span class="token delimiter important"><? php</span>
<span class="token variable">$ a</span> <span class="token operator">=</span> <span class="token keyword">배열</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"빨간색"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"녹색"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"파란색"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token function">print_r</span> <span class="token punctuation">(</span> <span class="token variable">$ a</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>

<span class="token keyword">에코</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span>

<span class="token variable">$ b</span> <span class="token operator">=</span> <span class="token keyword">배열</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"Peter"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"35"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"Ben"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"37"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"Joe"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"43"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token function">print_r</span> <span class="token punctuation">(</span> <span class="token variable">$ b</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

직접 시도하십시오