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<h4>readLine</h4>
<pre>public&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&nbsp;readLine()
                throws <a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="java.io中的类或接口">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">从接口复制的说明:&nbsp;<code><a href="../../../../co