trim
Supprimer des espaces (ou d'autres caractères) du début et de la fin de la chaîne
Retirez les caractères des deux côtés de la chaîne ("il" dans "Hello" et "D!" Dans "World"):
<span class="token php language-php"><span class="token delimiter important"><? Php</span> <span class="token variable">$ str</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"Hello World!"</span> <span class="token punctuation">;</span> <span class="token keyword">Echo</span> <span class="token variable">$ Str</span> <span class="token operator">.</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">Trim</span> <span class="token punctuation">(</span> <span class="token variable">$ str</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"Hed!"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span> <span class="token delimiter important">?></span></span>
Retirez les espaces des deux côtés de la chaîne:
<span class="token php language-php"><span class="token delimiter important"><? Php</span> <span class="token variable">$ str</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"Hello World!"</span> <span class="token punctuation">;</span> <span class="token keyword">Echo</span> <span class="token string double-quoted-string">"N'utilisez pas de garniture:"</span> <span class="token operator">.</span> <span class="token variable">$ str</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 string double-quoted-string">"Utiliser la garniture:"</span> <span class="token operator">.</span> <span class="token function">Trim</span> <span class="token punctuation">(</span> <span class="token variable">$ str</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span> <span class="token delimiter important">?></span></span>
La sortie HTML du code ci-dessus est la suivante (veuillez vérifier le code source):
<span class="token operator"><</span> <span class="token operator">!</span> <span class="token constant">Doctype</span> html <span class="token operator">></span> <span class="token operator"><html></span><span class="token operator"></span> <span class="token operator"><body></span><span class="token operator"></span> N'utilisez pas de garniture <span class="token punctuation">:</span> bonjour le monde <span class="token operator">!</span> <span class="token operator"><br></span> Utilisez des garnitures <span class="token punctuation">:</span> bonjour le <span class="token operator">monde</span> <span class="token operator">!</span> <span class="token operator"></docy></span><span class="token operator"></span><span class="token operator"></span> <span class="token operator"></html></span><span class="token operator"></span><span class="token operator"></span>
La sortie du navigateur du code ci-dessus est la suivante:
N'utilisez pas de garniture: bonjour le monde! Utilisez des garnitures: Bonjour World!
Retirez le caractère Newline (\ n) des deux côtés de la chaîne:
<span class="token php language-php"><span class="token delimiter important"><? Php</span> <span class="token variable">$ str</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"\ n \ n \ n \ nhello world! \ n \ n \ n"</span> <span class="token punctuation">;</span> <span class="token keyword">Echo</span> <span class="token string double-quoted-string">"N'utilisez pas de garniture:"</span> <span class="token operator">.</span> <span class="token variable">$ str</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 string double-quoted-string">"Utiliser la garniture:"</span> <span class="token operator">.</span> <span class="token function">Trim</span> <span class="token punctuation">(</span> <span class="token variable">$ str</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span> <span class="token delimiter important">?></span></span>
La sortie HTML du code ci-dessus est la suivante (veuillez vérifier le code source):
<span class="token operator"><</span> <span class="token operator">!</span> <span class="token constant">Doctype</span> html <span class="token operator">></span> <span class="token operator"><html></span><span class="token operator"></span> <span class="token operator"><body></span><span class="token operator"></span> N'utilisez pas de garniture <span class="token punctuation">:</span> Bonjour le monde <span class="token operator">!</span> <span class="token operator"><br></span> Utilisez des garnitures <span class="token punctuation">:</span> bonjour le <span class="token operator">monde</span> <span class="token operator">!</span> <span class="token operator"></docy></span><span class="token operator"></span><span class="token operator"></span> <span class="token operator"></html></span><span class="token operator"></span><span class="token operator"></span>
La sortie du navigateur du code ci-dessus est la suivante:
N'utilisez pas de garniture: bonjour le monde! Utilisez des garnitures: Bonjour World!