strcmp

Nom:strcmp

Catégorie:Chaîne

Langage de programmation:php

Description en une ligne:Comparez deux chaînes (sensible à la casse).

Exemple

Exemple 1

Comparez deux chaînes (sensible à la casse):

 <span class="token php language-php"><span class="token delimiter important"><? Php</span>
<span class="token keyword">Echo</span> <span class="token function">Strcmp</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"Hello World!"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"Hello World!"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

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Exemple 2

Comparaison de deux chaînes (les sorties sensibles à la casse, bonjour et bonjour sont différentes):

 <span class="token php language-php"><span class="token delimiter important"><? Php</span>
<span class="token keyword">echo</span> <span class="token function">strcmp</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"bonjour"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"bonjour"</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">strcmp</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"bonjour"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"bonjour"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

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Exemple 3

Différentes valeurs de retour:

 <span class="token php language-php"><span class="token delimiter important"><? Php</span>
<span class="token keyword">Echo</span> <span class="token function">Strcmp</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"Hello World!"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"Hello World!"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span> <span class="token comment">// deux chaînes sont égales</span>
<span class="token keyword">Echo</span> <span class="token function">Strcmp</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"Hello World!"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"Bonjour"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span> <span class="token comment">// <i>String1</i> est supérieur à <i>String2</i></span>
<span class="token keyword">Echo</span> <span class="token function">Strcmp</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"Hello World!"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"Hello World! Hello!"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span> <span class="token comment">// <i>String1</i> est inférieur à <i>String2</i></span>
<span class="token delimiter important">?></span></span>

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