unpack

Nom:unpack

Catégorie:Divers

Langage de programmation:php

Description en une ligne:Déballer les données d'une chaîne binaire.

Exemple

Exemple 1

Déballer les données d'une chaîne binaire:

 <span class="token php language-php"><span class="token delimiter important"><? Php</span>
<span class="token variable">$ data</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"php"</span> <span class="token punctuation">;</span>
<span class="token function">print_r</span> <span class="token punctuation">(</span> <span class="token function">déballage</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"C *"</span> <span class="token punctuation">,</span> <span class="token variable">$ data</span> <span class="token punctuation">)</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

Essayez-le vous-même

Exemple 2

Déballage des données:

 <span class="token php language-php"><span class="token delimiter important"><? Php</span>
<span class="token variable">$ data</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"php"</span> <span class="token punctuation">;</span>
<span class="token function">print_r</span> <span class="token punctuation">(</span> <span class="token function">déballer</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"c * myint"</span> <span class="token punctuation">,</span> <span class="token variable">$ data</span> <span class="token punctuation">)</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

Essayez-le vous-même

Exemple 3

Déballage des données:

 <span class="token php language-php"><span class="token delimiter important"><? Php</span>
<span class="token variable">$ bin</span> <span class="token operator">=</span> <span class="token function">pack</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"C2N2"</span> <span class="token punctuation">,</span> <span class="token number">0x1234</span> <span class="token punctuation">,</span> <span class="token number">0x5678</span> <span class="token punctuation">,</span> <span class="token number">65</span> <span class="token punctuation">,</span> <span class="token number">66</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 function">déballage</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"c2chars / n2int"</span> <span class="token punctuation">,</span> <span class="token variable">$ bin</span> <span class="token punctuation">)</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

Essayez-le vous-même

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