strcmp

Beispiel

Beispiel 1

Vergleichen Sie zwei Zeichenfolgen (Fallempfindlichkeit):

 <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">"Hallo Welt!"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"Hallo Welt!"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

Probieren Sie es selbst aus

Beispiel 2

Vergleichen Sie zwei Zeichenfolgen (Case -sensible, Hallo und Hallo -Ausgänge sind unterschiedlich):

 <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">"Hallo"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"Hallo"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token keyword">echo</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">"Hallo"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"Hallo"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

Probieren Sie es selbst aus

Beispiel 3

Verschiedene Rückgaberichte:

 <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">"Hallo Welt!"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"Hallo Welt!"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span> <span class="token comment">// Zwei Saiten sind gleich</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">"Hallo Welt!"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"Hallo"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span> <span class="token comment">// <i>String1</i> ist größer als <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">"Hallo Welt!"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"Hallo Welt! Hallo!"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span> <span class="token comment">// <i>String1</i> ist weniger als <i>String2</i></span>
<span class="token delimiter important">?></span></span>

Probieren Sie es selbst aus