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1¡¡JDK 1.4 ¼°ÒÔϰ汾¶ÁÈ¡µÄ·½·¨
JDK 1.4 ¼°ÒÔϵİ汾ÖÐÒªÏë´Ó¿ØÖÆÌ¨ÖÐÊäÈëÊý¾ÝÖ»ÓÐÒ»ÖÖ°ì·¨£¬¼´Ê¹ÓÃSystem.in»ñµÃϵͳµÄÊäÈëÁ÷£¬ÔÙÇŽÓÖÁ×Ö·ûÁ÷´Ó×Ö·ûÁ÷ÖжÁÈëÊý¾Ý¡£Ê¾Àý´úÂëÈçÏ£º
import java.io.IOException;
import java.io.InputStreamReader;
public class Test1 {
public static void main(String[] args) {
String str = readString("ÇëÊäÈë×Ö·û´®£º");
System.out.println("readString ·½·¨µÄÊäÈ룺" + str);
}
/**
* ʹÓÃϵͳµÄÊäÈëÁ÷£¬´Ó¿ØÖÆÌ¨ÖжÁÈ¡Êý¾Ý<br/>
* ÓÃÓÚËùÓõÄJDK°æ±¾
* @param prompt ÌáʾÐÅÏ¢
* @return ÊäÈëµÄ×Ö·û´®
*/
private static String readString(String prompt) {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
String str = null;
try {
System.out.print(prompt);
str = br.readLine();
} catch (IOException e) {
e.printStackTrace();
}
return str;
}
}
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StringBuffer s = “abc”; //¸³ÖµÀàÐͲ»Æ¥Åä
StringBuffer s = (StringBuffer)”abc”; //²»´æÔڼ̳йØÏµ£¬ÎÞ·¨½øÐÐǿת
StringBuffer¶ ......
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// Hash an input string and return the hash as
// a 32 character hexadecimal string.
static string getMd5Hash(string input)
{
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