flate.htm">flate</a>.<a href="compress/flate.htm#DefaultCompression">DefaultCompression</a>
)</pre>
    <p>这些常量都是拷贝自flate包，因此导入"compress/gzip"后，就不必再导入"compress/flate"了。</p>
    <h3 id="pkg-variables">Variables <a class="permalink" href="#pkg-index">&para;</a></h3>
    <pre>var (
    <span class="com">// 当读取的gzip数据的校验和错误时，会返回ErrChecksum</span>
    <span id="ErrChecksum">ErrChecksum</span> = <a href="errors.htm">errors</a>.<a 