charsequence.html

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc (build 1.5.0_03) on Wed Nov 02 09:52:43 CST 2005 --><META http-equiv="Content-Type" content="text/html; charset=gb2312"><TITLE>接口 java.lang.CharSequence 的使用 (Java 2 Platform SE 5.0)</TITLE><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){    parent.document.title="接口 java.lang.CharSequence 的使用 (Java 2 Platform SE 5.0)";}</SCRIPT><NOSCRIPT></NOSCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= START OF TOP NAVBAR ======= --><A NAME="navbar_top"><!-- --></A><A HREF="#skip-navbar_top" title="跳过导航链接"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" 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========= END OF TOP NAVBAR ========= --><HR><CENTER><H2><B>接口 java.lang.CharSequence<br>的使用</B></H2></CENTER><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">使用 <A HREF="../CharSequence.html" title="java.lang 中的接口">CharSequence</A> 的软件包</FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><A HREF="#java.lang"><B>java.lang</B></A></TD><TD>提供利用 Java 编程语言进行程序设计的基础类。&nbsp;</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><A HREF="#java.util.regex"><B>java.util.regex</B></A></TD><TD>用于匹配字符序列与正则表达式指定模式的类。&nbsp;</TD></TR></TABLE>&nbsp;<P><A NAME="java.lang"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><A HREF="../package-summary.html">java.lang</A> 中 <A HREF="../CharSequence.html" title="java.lang 中的接口">CharSequence</A> 的使用</FONT></TH></TR></TABLE>&nbsp;<P><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor"><TH ALIGN="left" COLSPAN="2">实现 <A HREF="../CharSequence.html" title="java.lang 中的接口">CharSequence</A> 的 <A HREF="../package-summary.html">java.lang</A> 中的类</FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;class</CODE></FONT></TD><TD><CODE><B><A HREF="../String.html" title="java.lang 中的类">String</A></B></CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<code>String</code> 类代表字符串。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;class</CODE></FONT></TD><TD><CODE><B><A HREF="../StringBuffer.html" title="java.lang 中的类">StringBuffer</A></B></CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;线程安全的可变字符序列。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;class</CODE></FONT></TD><TD><CODE><B><A HREF="../StringBuilder.html" title="java.lang 中的类">StringBuilder</A></B></CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;一个可变的字符序列。</TD></TR></TABLE>&nbsp;<P><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor"><TH ALIGN="left" COLSPAN="2">返回 <A HREF="../CharSequence.html" title="java.lang 中的接口">CharSequence</A> 的 <A HREF="../package-summary.html">java.lang</A> 中的方法</FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;<A HREF="../CharSequence.html" title="java.lang 中的接口">CharSequence</A></CODE></FONT></TD><TD><CODE><B>CharSequence.</B><B><A HREF="../CharSequence.html#subSequence(int, int)">subSequence</A></B>(int&nbsp;start,            int&nbsp;end)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;返回一个新的 <code>CharSequence</code>,它是此序列的子序列。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;<A HREF="../CharSequence.html" title="java.lang 中的接口">CharSequence</A></CODE></FONT></TD><TD><CODE><B>String.</B><B><A HREF="../String.html#subSequence(int, int)">subSequence</A></B>(int&nbsp;beginIndex,            int&nbsp;endIndex)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;返回一个新的字符序列,它是此序列的一个子序列。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;<A HREF="../CharSequence.html" title="java.lang 中的接口">CharSequence</A></CODE></FONT></TD><TD><CODE><B>StringBuffer.</B><B><A HREF="../StringBuffer.html#subSequence(int, int)">subSequence</A></B>(int&nbsp;start,            int&nbsp;end)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD></TR></TABLE>&nbsp;<P><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor"><TH ALIGN="left" COLSPAN="2">参数类型为 <A HREF="../CharSequence.html" title="java.lang 中的接口">CharSequence</A> 的 <A HREF="../package-summary.html">java.lang</A> 中的方法</FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;<A HREF="../Appendable.html" title="java.lang 中的接口">Appendable</A></CODE></FONT></TD><TD><CODE><B>Appendable.</B><B><A HREF="../Appendable.html#append(java.lang.CharSequence)">append</A></B>(<A HREF="../CharSequence.html" title="java.lang 中的接口">CharSequence</A>&nbsp;csq)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;向此 <tt>Appendable</tt> 追加指定的字符序列。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;<A HREF="../StringBuffer.html" title="java.lang 中的类">StringBuffer</A></CODE></FONT></TD><TD><CODE><B>StringBuffer.</B><B><A HREF="../StringBuffer.html#append(java.lang.CharSequence)">append</A></B>(<A HREF="../CharSequence.html" title="java.lang 中的接口">CharSequence</A>&nbsp;s)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;将指定的 <code>CharSequence</code> 追加到该序列。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;<A HREF="../StringBuilder.html" title="java.lang 中的类">StringBuilder</A></CODE></FONT></TD><TD><CODE><B>StringBuilder.</B><B><A HREF="../StringBuilder.html#append(java.lang.CharSequence)">append</A></B>(<A HREF="../CharSequence.html" title="java.lang 中的接口">CharSequence</A>&nbsp;s)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;<A HREF="../Appendable.html" title="java.lang 中的接口">Appendable</A></CODE></FONT></TD><TD><CODE><B>Appendable.</B><B><A HREF="../Appendable.html#append(java.lang.CharSequence, int, int)">append</A></B>(<A HREF="../CharSequence.html" title="java.lang 中的接口">CharSequence</A>&nbsp;csq,       int&nbsp;start,       int&nbsp;end)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;向此 <tt>Appendable</tt> 追加指定字符序列的子序列。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;<A HREF="../StringBuffer.html" title="java.lang 中的类">StringBuffer</A></CODE></FONT></TD><TD><CODE><B>StringBuffer.</B><B><A HREF="../StringBuffer.html#append(java.lang.CharSequence, int, int)">append</A></B>(<A HREF="../CharSequence.html" title="java.lang 中的接口">CharSequence</A>&nbsp;s,       int&nbsp;start,       int&nbsp;end)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;<A HREF="../StringBuilder.html" title="java.lang 中的类">StringBuilder</A></CODE></FONT></TD><TD><CODE><B>StringBuilder.</B><B><A HREF="../StringBuilder.html#append(java.lang.CharSequence, int, int)">append</A></B>(<A HREF="../CharSequence.html" title="java.lang 中的接口">CharSequence</A>&nbsp;s,       int&nbsp;start,       int&nbsp;end)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static&nbsp;int</CODE></FONT></TD><TD><CODE><B>Character.</B><B><A HREF="../Character.html#codePointAt(java.lang.CharSequence, int)">codePointAt</A></B>(<A HREF="../CharSequence.html" title="java.lang 中的接口">CharSequence</A>&nbsp;seq,            int&nbsp;index)</CODE>

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