doubleval

이름:doubleval

분류:가변 처리

사용 언어:php

한 줄 설명:floatVal ()에 대한 별칭.

예

다른 변수의 부동 소수점 값을 반환합니다.

 <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 string double-quoted-string">"1234.56789"</span> <span class="token punctuation">;</span>
<span class="token keyword">Echo</span> <span class="token function">Doubleval</span> <span class="token punctuation">(</span> <span class="token variable">$ a</span> <span class="token punctuation">)</span> <span class="token operator">.</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 string double-quoted-string">"1234.56789Hello"</span> <span class="token punctuation">;</span>
<span class="token keyword">에코</span> <span class="token function">더블 발</span> <span class="token punctuation">(</span> <span class="token variable">$ B</span> <span class="token punctuation">)</span> <span class="token operator">.</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span>

<span class="token variable">$ c</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"hello1234.56789"</span> <span class="token punctuation">;</span>
<span class="token keyword">에코</span> <span class="token function">더블 발</span> <span class="token punctuation">(</span> <span class="token variable">$ C</span> <span class="token punctuation">)</span> <span class="token operator">.</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

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