join
implode的別名
把數組元素組合為一個字符串:
<span class="token php language-php"><span class="token delimiter important"><?php</span> <span class="token variable">$arr</span> <span class="token operator">=</span> <span class="token keyword">array</span> <span class="token punctuation">(</span> <span class="token string single-quoted-string">'Hello'</span> <span class="token punctuation">,</span> <span class="token string single-quoted-string">'World!'</span> <span class="token punctuation">,</span> <span class="token string single-quoted-string">'I'</span> <span class="token punctuation">,</span> <span class="token string single-quoted-string">'love'</span> <span class="token punctuation">,</span> <span class="token string single-quoted-string">'Shanghai!'</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span> <span class="token keyword">echo</span> <span class="token function">join</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">" "</span> <span class="token punctuation">,</span> <span class="token variable">$arr</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span> <span class="token delimiter important">?></span></span>
用不同的字符分隔數組元素:
<span class="token php language-php"><span class="token delimiter important"><?php</span> <span class="token variable">$arr</span> <span class="token operator">=</span> <span class="token keyword">array</span> <span class="token punctuation">(</span> <span class="token string single-quoted-string">'Hello'</span> <span class="token punctuation">,</span> <span class="token string single-quoted-string">'World!'</span> <span class="token punctuation">,</span> <span class="token string single-quoted-string">'I'</span> <span class="token punctuation">,</span> <span class="token string single-quoted-string">'love'</span> <span class="token punctuation">,</span> <span class="token string single-quoted-string">'Shanghai!'</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span> <span class="token keyword">echo</span> <span class="token function">join</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">" "</span> <span class="token punctuation">,</span> <span class="token variable">$arr</span> <span class="token punctuation">)</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">join</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"+"</span> <span class="token punctuation">,</span> <span class="token variable">$arr</span> <span class="token punctuation">)</span> <span class="token operator">.</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token keyword">echo</span> <span class="token function">join</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"-"</span> <span class="token punctuation">,</span> <span class="token variable">$arr</span> <span class="token punctuation">)</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">join</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"X"</span> <span class="token punctuation">,</span> <span class="token variable">$arr</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span> <span class="token delimiter important">?></span></span>