fgetc
ファイルポインターから文字を読み取ります
<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>
出力は似ています:
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>
出力は似ています:
こんにちは、これはテストファイルです。