JAVA下划线、驼峰相互转换
2021-03-14 13:29
标签：match tail mpi ringbuf pil lin private ret code JAVA下划线、驼峰相互转换 标签：match tail mpi ringbuf pil lin private ret code 原文地址：https://www.cnblogs.com/pxblog/p/14025739.html /**
* 下划线转驼峰
* @param str
* @return
*/
public static String lineToHump(String str) {
str = str.toLowerCase();
Matcher matcher = linePattern.matcher(str);
StringBuffer sb = new StringBuffer();
while (matcher.find()) {
matcher.appendReplacement(sb, matcher.group(1).toUpperCase());
}
matcher.appendTail(sb);
return sb.toString();
}
private static Pattern humpPattern = Pattern.compile("[A-Z]");
/**
* 驼峰转下划线
* @param str
* @return
*/
public static String humpToLine(String str) {
Matcher matcher = humpPattern.matcher(str);
StringBuffer sb = new StringBuffer();
while (matcher.find()) {
matcher.appendReplacement(sb, "_" + matcher.group(0).toLowerCase());
}
matcher.appendTail(sb);
return sb.toString();
}
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