deg2rad

名称:deg2rad

分类:数学

所属语言:php

一句话介绍:将角度转换为弧度。

实例

例子 1

<span class="token php language-php"><span class="token delimiter important"><?php</span>
<span class="token keyword">echo</span> <span class="token function">deg2rad</span><span class="token punctuation">(</span><span class="token string double-quoted-string">"30"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">echo</span> <span class="token function">deg2rad</span><span class="token punctuation">(</span><span class="token string double-quoted-string">"10"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">echo</span> <span class="token function">deg2rad</span><span class="token punctuation">(</span><span class="token string double-quoted-string">"1587"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">echo</span> <span class="token function">deg2rad</span><span class="token punctuation">(</span><span class="token string double-quoted-string">"70"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

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例子 2

<span class="token php language-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$deg</span> <span class="token operator">=</span> <span class="token number">180</span><span class="token punctuation">;</span>
<span class="token variable">$rad</span> <span class="token operator">=</span> <span class="token function">deg2rad</span><span class="token punctuation">(</span><span class="token variable">$deg</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">echo</span> <span class="token string double-quoted-string">"角度 <span class="token interpolation"><span class="token variable">$deg</span></span> 等于弧度 <span class="token interpolation"><span class="token variable">$rad</span></span>"</span><span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

亲自试一试