echo

예

예 1

출력 텍스트 :

 <span class="token php language-php"><span class="token delimiter important"><? php</span>
<span class="token keyword">에코</span> <span class="token string double-quoted-string">"안녕하세요!"</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

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예 2

문자열 변수 ($ str)의 값을 출력에 기록하십시오.

 <span class="token php language-php"><span class="token delimiter important"><? php</span>
<span class="token variable">$ str</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"안녕하세요 세계!"</span> <span class="token punctuation">;</span>
<span class="token keyword">echo</span> <span class="token variable">$ str</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

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예 3

HTML 태그를 포함하여 문자열 변수 ($ str)의 값을 출력에 기록하십시오.

 <span class="token php language-php"><span class="token delimiter important"><? php</span>
<span class="token variable">$ str</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"안녕하세요 세계!"</span> <span class="token punctuation">;</span>
<span class="token keyword">echo</span> <span class="token variable">$ str</span> <span class="token punctuation">;</span>
<span class="token keyword">에코</span> <span class="token string double-quoted-string">"<br> 정말 좋은 날!"</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

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예 4

두 문자열 변수를 연결하십시오.

 <span class="token php language-php"><span class="token delimiter important"><? php</span>
<span class="token variable">$ str1</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"Hello World!"</span> <span class="token punctuation">;</span>
<span class="token variable">$ str2</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"정말 좋은 날!"</span> <span class="token punctuation">;</span>
<span class="token keyword">echo</span> <span class="token variable">$ str1</span> <span class="token operator">.</span> <span class="token string double-quoted-string">""</span> <span class="token operator">.</span> <span class="token variable">$ str2</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span> 

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예 5

출력에 배열 값을 쓰십시오.

 <span class="token php language-php"><span class="token delimiter important"><? php</span>
<span class="token variable">$ age</span> <span class="token operator">=</span> <span class="token keyword">array</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 punctuation">;</span>
<span class="token keyword">에코</span> <span class="token string double-quoted-string">"피터는"</span> <span class="token operator">.</span> <span class="token variable">$ Age</span> <span class="token punctuation">[</span> <span class="token string single-quoted-string">&#39;Peter&#39;</span> <span class="token punctuation">]</span> <span class="token operator">.</span> <span class="token string double-quoted-string">"나이."</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

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예 6

출력에 텍스트를 작성하십시오.

 <span class="token php language-php"><span class="token delimiter important"><? php</span>
<span class="token keyword">에코</span> <span class="token string double-quoted-string">"이 텍스트
다중에 걸쳐 있습니다
라인. "</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span> 

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예 7

여러 매개 변수 사용 방법 :

 <span class="token php language-php"><span class="token delimiter important"><? php</span>
<span class="token keyword">echo</span> <span class="token string single-quoted-string">&#39;this&#39;</span> <span class="token punctuation">,</span> <span class="token string single-quoted-string">&#39;string&#39;</span> <span class="token punctuation">,</span> <span class="token string single-quoted-string">&#39;was&#39;</span> <span class="token punctuation">,</span> <span class="token string single-quoted-string">&#39;made&#39;</span> <span class="token punctuation">,</span> <span class="token string single-quoted-string">&#39;여러 매개 변수가 있습니다.&#39;</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span> 

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예 8

단일 따옴표와 이중 인용문의 차이. 단일 따옴표는 값이 아닌 변수 이름을 출력합니다.

 <span class="token php language-php"><span class="token delimiter important"><? php</span>
<span class="token variable">$ color</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"빨간색"</span> <span class="token punctuation">;</span>
<span class="token keyword">에코</span> <span class="token string double-quoted-string">"장미는 <span class="token interpolation"><span class="token variable">$ color</span></span> "</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 keyword">Echo</span> <span class="token string single-quoted-string">&#39;장미는 $ color&#39;입니다</span> <span class="token punctuation">.</span>
<span class="token delimiter important">?></span></span>

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예 9

단순화 된 구문 (short_open_tag 구성 설정에만 적용 가능) :

 <span class="token php language-php"><span class="token delimiter important"><? php</span>
<span class="token variable">$ color</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"빨간색"</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

<span class="token tag"><span class="token tag"><span class="token punctuation"><p></span></span> <span class="token punctuation">장미</span></span> 는 <span class="token php language-php"><span class="token delimiter important"><? =</span> <span class="token variable">$ color</span> 입니까 <span class="token delimiter important">?></span></span> <span class="token tag"><span class="token tag"><span class="token punctuation"></</span> p</span> <span class="token punctuation">></span></span> 

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