array_udiff_assoc

Exemple

Comparez les noms de clés et les valeurs de clés de deux tableaux (en utilisant des fonctions intégrées pour comparer les noms de clés, en utilisant des fonctions définies par l'utilisateur pour comparer les valeurs de clé), et renvoyez la différence:

 <span class="token php language-php"><span class="token delimiter important"><? Php</span>
<span class="token keyword">Fonction</span> <span class="token function-definition function">MyFunction</span> <span class="token punctuation">(</span> <span class="token variable">$ a</span> <span class="token punctuation">,</span> <span class="token variable">$ b</span> <span class="token punctuation">)</span>
<span class="token punctuation">{</span>
<span class="token keyword">if</span> <span class="token punctuation">(</span> <span class="token variable">$ a</span> <span class="token operator">===</span> <span class="token variable">$ b</span> <span class="token punctuation">)</span>
  <span class="token punctuation">{</span>
  <span class="token keyword">retour</span> <span class="token number">0</span> <span class="token punctuation">;</span>
  <span class="token punctuation">}</span>
  <span class="token keyword">retour</span> <span class="token punctuation">(</span> <span class="token variable">$ a</span> <span class="token operator">></span> <span class="token variable">$ b</span> <span class="token punctuation">)</span> <span class="token operator">?</span> <span class="token number">1</span> <span class="token punctuation">:</span> <span class="token operator">-</span> <span class="token number">1</span> <span class="token punctuation">;</span>
<span class="token punctuation">}</span>

<span class="token variable">$ a1</span> <span class="token operator">=</span> <span class="token keyword">array</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"a"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"red"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"b"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"vert"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"c"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"bleu"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token variable">$ a2</span> <span class="token operator">=</span> <span class="token keyword">array</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"a"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"red"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"b"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"blue"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"c"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"vert"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>

<span class="token variable">$ résultat</span> <span class="token operator">=</span><span class="token function"></span></span><mark> <span class="token function">array_udiff_assoc</span> <span class="token punctuation">(</span> <span class="token variable">$ a1</span> <span class="token punctuation">,</span> <span class="token variable">$ a2</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"myfunction"</span> <span class="token punctuation">)</span></mark><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 variable">$ result</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span>

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