PHP写日志函数 - wildfox

  初学，写一个函数用于存储日志调试。

<span style="color: #008080;"> 1</span>     <span style="color: #0000ff;">function</span> WriteLog(<span style="color: #800080;">$msg</span><span style="color: #000000;">)
</span><span style="color: #008080;"> 2</span> <span style="color: #000000;">    {
</span><span style="color: #008080;"> 3</span>         <span style="color: #800080;">$filename</span> = <span style="color: #008080;">dirname</span>(<span style="color: #ff00ff;">__FILE__</span>) ."\\Debug.log"<span style="color: #000000;">;
</span><span style="color: #008080;"> 4</span>         <span style="color: #800080;">$handler</span> = <span style="color: #0000ff;">null</span><span style="color: #000000;">;
</span><span style="color: #008080;"> 5</span> 
<span style="color: #008080;"> 6</span>         <span style="color: #0000ff;">if</span> ((<span style="color: #800080;">$handler</span> = <span style="color: #008080;">fopen</span>(<span style="color: #800080;">$filename</span>, 'ab+')) !== <span style="color: #0000ff;">false</span><span style="color: #000000;">)
</span><span style="color: #008080;"> 7</span> <span style="color: #000000;">        {
</span><span style="color: #008080;"> 8</span>             <span style="color: #008080;">fwrite</span>(<span style="color: #800080;">$handler</span>, '['.<span style="color: #008080;">date</span>('Y-m-d H:i:s').']'."\t".<span style="color: #800080;">$msg</span>."\n"<span style="color: #000000;">);
</span><span style="color: #008080;"> 9</span>             <span style="color: #008080;">fclose</span>(<span style="color: #800080;">$handler</span><span style="color: #000000;">);
</span><span style="color: #008080;">10</span> <span style="color: #000000;">        }
</span><span style="color: #008080;">11</span>     }