settype

Beispiel

Umwandeln Sie Variablen in bestimmte Typen:

 <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">"32"</span> <span class="token punctuation">;</span> <span class="token comment">// String</span>
<span class="token function">setType</span> <span class="token punctuation">(</span> <span class="token variable">$ a</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"Integer"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span> <span class="token comment">// $ a ist jetzt eine Ganzzahl</span>

<span class="token variable">$ B</span> <span class="token operator">=</span> <span class="token number">32</span> <span class="token punctuation">;</span> <span class="token comment">// Ganzzahl</span>
<span class="token function">setType</span> <span class="token punctuation">(</span> <span class="token variable">$ b</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"String"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span> <span class="token comment">// $ b ist jetzt eine Zeichenfolge</span>

<span class="token variable">$ c</span> <span class="token operator">=</span> <span class="token constant boolean">true</span> <span class="token punctuation">;</span> <span class="token comment">// boolean</span>
<span class="token function">setType</span> <span class="token punctuation">(</span> <span class="token variable">$ c</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"Integer"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span> <span class="token comment">// $ c ist jetzt eine Ganzzahl (1)</span>
<span class="token delimiter important">?></span></span>

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