array_walk
Utilisez des fonctions définies par l'utilisateur pour effectuer des rappels à chaque élément du tableau
Français
Français
Appliquer les fonctions définies par l'utilisateur à chaque élément du tableau:
<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">$ Value</span> <span class="token punctuation">,</span> <span class="token variable">$ key</span> <span class="token punctuation">)</span>
<span class="token punctuation">{</span>
<span class="token keyword">ECHO</span> <span class="token string double-quoted-string">"La <span class="token interpolation"><span class="token variable">clé de clé $</span></span> a la valeur <span class="token interpolation"><span class="token variable">$ valeur</span></span> <br>"</span> <span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token variable">$ a</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 function"></span></span><mark><span class="token function">array_walk</span> <span class="token punctuation">(</span> <span class="token variable">$ a</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 delimiter important">?></span>
Définir un paramètre:
<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">$ valeur</span> <span class="token punctuation">,</span> <span class="token variable">$ key</span> <span class="token punctuation">,</span> <span class="token variable">$ p</span> <span class="token punctuation">)</span>
<span class="token punctuation">{</span>
<span class="token keyword">Echo</span> <span class="token string double-quoted-string">" <span class="token interpolation"><span class="token variable">$ key</span></span> <span class="token interpolation"><span class="token variable">$ p</span></span> <span class="token interpolation"><span class="token variable">$ valeur</span></span> <br>"</span> <span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token variable">$ a</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 function"></span></span><mark><span class="token function">array_walk</span> <span class="token punctuation">(</span> <span class="token variable">$ a</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"myfunction"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"a la valeur"</span> <span class="token punctuation">)</span></mark><span class="token punctuation"></span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span>
Modifier la valeur d'un élément de tableau (note & $ valeur):
<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 operator">&</span> <span class="token variable">$ value</span> <span class="token punctuation">,</span> <span class="token variable">$ key</span> <span class="token punctuation">)</span>
<span class="token punctuation">{</span>
<span class="token variable">$ value</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"jaune"</span> <span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token variable">$ a</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 function"></span></span><mark><span class="token function">array_walk</span> <span class="token punctuation">(</span> <span class="token variable">$ a</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">$ a</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span>
list
array_filter
array_walk_recursive
sort
uasort
array_replace
next
array_pad