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String str="一二三四五六七八九十";
while (str.length() < 65530&&str.trim().length()>0) {
System.out.println("字符串长度: " + str.length() + " : " + str);
str +=str;// "一二三四五六七八九十";
}
String str="1234567890";
while (str.length() < 65530&&str.trim().length()>0) {
System.out.println("字符串长度: " + str.length() + " : " + str);
str +=str;// "一二三四五六七八九十";
}
public class Test {
public static void main(String[] args) {
String str="1234567890";
while (str.length() < 65530099 && str.trim().length()>0) {
System.out.println("字符串长度: " + str.length());
str +=str;// "一二三四五六七八九十";
}
}
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IDEA 2016.2.4\lib\idea_rt.jar" com.intellij.rt.execution.application.AppMain com.eddie.test.Test
字符串长度: 10
字符串长度: 20
字符串长度: 40
字符串长度: 80
字符串长度: 160
字符串长度: 320
字符串长度: 640
字符串长度: 1280
字符串长度: 2560
字符串长度: 5120
字符串长度: 10240
字符串长度: 20480
字符串长度: 40960
字符串长度: 81920
字符串长度: 163840
字符串长度: 327680
字符串长度: 655360
字符串长度: 1310720
字符串长度: 2621440
字符串长度: 5242880
字符串长度: 10485760
字符串长度: 20971520
}
public static boolean extravasation(String str) {
String str1="";
String str2=str;
while (str2.getBytes().length < 4096 ) {
if (str2.getBytes().length <2048){
str1=str2;
str2+=str2;
}
else if (str2.getBytes().length < 3072)
{
str2+=str1;
}
else
str2+=str;
System.out.println("字符串长度: " + str2.getBytes().length + " : " + str2);
}
return false;
}
调用
extravasation("1");//“米”
这是对于纯数字的情况,如果汉字,长度用65534测试,2048改为20480,相应3072也改大为40960。
结果,纯数字在4094后输出乱码。
带汉字的则会超过4094,但乱码的位置大约在65000左右,这个准确的数值还要进一步测试。