我现在正在尝试打印单词的后缀,并且存在一些问题。
Exception in thread "main" java.lang.StringIndexOutOfBoundsException: String index out of range: 1
at java.lang.StringBuffer.charAt(Unknown Source)
at _20161212.Launcher.compareSameThings(Launcher.java:67)
at _20161212.Launcher.main(Launcher.java:52)
这是ErrorCode:
我试图找到原因,但这对我来说很难。
此
public static void compareSameThings(StringBuffer[] strbuf, int index01, int index02, int count) {
count++;
if ((int) strbuf[index01].charAt(count) > (int) strbuf[index02].charAt(count)) {
StringBuffer temp = strbuf[index01];
strbuf[index01] = strbuf[index02];
strbuf[index02] = temp;
} else if ((int) strbuf[index01].charAt(count) == (int) strbuf[index02].charAt(count)) {
compareSameThings(strbuf, index01, index02, count);
}
}
和这个
for (int index01 = 0; index01 < str.length() - 1; index01++) {
for (int index02 = index01 + 1; index02 < str.length(); index02++) {
int count = 0;
if ((int) strbuf[index01].charAt(count) > (int) strbuf[index02].charAt(count)) {
StringBuffer temp = strbuf[index01];
strbuf[index01] = strbuf[index02];
strbuf[index02] = temp;
} else if (strbuf[index01].charAt(count) == strbuf[index02].charAt(count)) {
compareSameThings(strbuf, index01, index02, count);
}
}
}
你能告诉我出现这些问题的原因吗?
答案 0 :(得分:3)
Exception in thread "main" java.lang.StringIndexOutOfBoundsException: String index out of range: 1
at java.lang.StringBuffer.charAt(Unknown Source)
at _20161212.Launcher.compareSameThings(Launcher.java:67)
at _20161212.Launcher.main(Launcher.java:52)
表示:
There was an Exception thrown. It's called StringIndexOutOfBoundsException and
the index which was out of bounds was 1
it was thrown in method charAt
in compareSameThings(Line 67th in Launcher.java)
in main(Line 52 in Launcher.java)
所以基本上,你试图在索引1处获得角色但是没有这样的角色。这意味着,您的StringBuffer少于2个字符。