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	<title>Java/숫자와문자사이변환 - Revision history</title>
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	<updated>2026-05-15T01:57:03Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
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		<title>imported&gt;Unknown at 05:23, 7 February 2021</title>
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		<updated>2021-02-07T05:23:34Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;# 숫자를 문자열로 바꾸기&lt;br /&gt;
&lt;br /&gt;
     int i = 639;&lt;br /&gt;
     String str = String.valueOf ( i );&lt;br /&gt;
     String str = Integer.toString ( i );&lt;br /&gt;
     String str = i.toString ( );&lt;br /&gt;
     String str = &amp;quot;&amp;quot; + i;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
# 문자열을 숫자로 바꾸기&lt;br /&gt;
&lt;br /&gt;
     String str = &amp;quot;639&amp;quot;;&lt;br /&gt;
     int i = Integer.valueOf ( str ).intValue ( );&lt;br /&gt;
     int i = Integer.parseInt ( str );&lt;br /&gt;
     long i = Long.parseLong ( str )&lt;br /&gt;
     double j = Double.valueOf ( str ).doubleValue ( );&lt;br /&gt;
&lt;br /&gt;
     참고:&lt;br /&gt;
         01, 02, ... , 09 String 데이터를&lt;br /&gt;
         int i_month = Integer.parseInt(s_month); 하면 1, 2, 3 ... 으로 되는군...&lt;br /&gt;
&lt;br /&gt;
   &lt;br /&gt;
# 기타 형변환&lt;br /&gt;
&lt;br /&gt;
      Float를 Integer로 바꾸기&lt;br /&gt;
&lt;br /&gt;
      float f = 3.25;&lt;br /&gt;
      int i = ( int ) f;&lt;br /&gt;
     double d = ( double ) i; // 플로트형&lt;br /&gt;
   &lt;br /&gt;
     Object를 int 타입으로 형변환 하기 ... 바로 안되므로 String으로 바꾼후 int로 형변환 한다.&lt;br /&gt;
     Integer.parseInt ( vector.elementAt ( 0 ).toString () );&lt;/div&gt;</summary>
		<author><name>imported&gt;Unknown</name></author>
	</entry>
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