Java:将List<string>转换为字符串
Array.join()
js>["Bill","Bob","Steve"].join(" and ")Bill and Bob and Stevestatic public String join(List<String> list, String conjunction){
StringBuilder sb = new StringBuilder();
boolean first = true;
for (String item : list)
{
if (first)
first = false;
else
sb.append(conjunction);
sb.append(item);
}
return sb.toString();}BIG阳
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