strncasecmp

Comparaison de sécurité binaire de plusieurs caractères au début d'une chaîne (cas insensible)

Nom:strncasecmp

Catégorie:Chaîne

Langage de programmation:php

Description en une ligne:Comparaison des chaînes pour les n caractères des premiers (cas insensibles).

Exemple

Exemple 1

Comparez deux chaînes (cas insensible):

 <span class="token php language-php"><span class="token delimiter important"><? Php</span>
<span class="token keyword">Echo</span> <span class="token function">strncasecmp</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"J&#39;adore la Chine!"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"J&#39;adore Shanghai!"</span> <span class="token punctuation">,</span> <span class="token number">6</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

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Exemple 2

Comparez deux chaînes (le cas insensible, la Chine et la production chinoise de la même manière):

 <span class="token php language-php"><span class="token delimiter important"><? Php</span>
<span class="token keyword">Echo</span> <span class="token function">strncasecmp</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"Chine"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"Chine"</span> <span class="token punctuation">,</span> <span class="token number">6</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token keyword">écho</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span>
<span class="token keyword">Echo</span> <span class="token function">strncasecmp</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"Chine"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"Chine"</span> <span class="token punctuation">,</span> <span class="token number">6</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

Essayez-le vous-même

Connexe