项目中可能会遇见需要将 List
方法一:
public String listToString(List list, char separator) {
StringBuilder sb = new StringBuilder();
for (int i = 0; i < list.size(); i++) {
sb.append(list.get(i)).append(separator);
}
return sb.toString().substring(0,sb.toString().length()-1);
}
方法二
public String listToString(List list, char separator) {
StringBuilder sb = new StringBuilder();
for (int i = 0; i < list.size(); i++) {
if (i == list.size() - 1) {
sb.append(list.get(i));
} else {
sb.append(list.get(i));
sb.append(separator);
}
}
return sb.toString();}
方法三
public String listToString(List list, char separator) {
return org.apache.commons.lang.StringUtils.join(list.toArray(),separator);
}
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