fgetc
从文件指针中读取字符
简体中文
简体中文
<span class="token php language-php"><span class="token delimiter important"><?php</span> <span class="token variable">$file</span> <span class="token operator">=</span> <span class="token function">fopen</span><span class="token punctuation">(</span><span class="token string double-quoted-string">"test.txt"</span><span class="token punctuation">,</span><span class="token string double-quoted-string">"r"</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token keyword">echo</span> <span class="token function">fgetc</span><span class="token punctuation">(</span><span class="token variable">$file</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token function">fclose</span><span class="token punctuation">(</span><span class="token variable">$file</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token delimiter important">?></span></span>
输出类似：
H
<span class="token php language-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$file</span> <span class="token operator">=</span> <span class="token function">fopen</span><span class="token punctuation">(</span><span class="token string double-quoted-string">"test.txt"</span><span class="token punctuation">,</span><span class="token string double-quoted-string">"r"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">while</span> <span class="token punctuation">(</span><span class="token operator">!</span> <span class="token function">feof</span> <span class="token punctuation">(</span><span class="token variable">$file</span><span class="token punctuation">)</span><span class="token punctuation">)</span>
<span class="token punctuation">{</span>
<span class="token keyword">echo</span> <span class="token function">fgetc</span><span class="token punctuation">(</span><span class="token variable">$file</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token function">fclose</span><span class="token punctuation">(</span><span class="token variable">$file</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>
输出类似：
Hello, this is a test file.
file
mkdir
is_executable
filemtime
file_get_contents
is_readable
unlink
is_writeable
