file
把整个文件读入一个数组中
<span class="token php language-php"><span class="token delimiter important"><?php</span> <span class="token function">print_r</span><span class="token punctuation">(</span><span class="token function">file</span><span class="token punctuation">(</span><span class="token string double-quoted-string">"test.txt"</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token delimiter important">?></span></span>
输出:
Array ( [0] => Hello World. Testing testing! [1] => Another day, another line. [2] => If the array picks up this line, [3] => then is it a pickup line? )