- String.format
- MessageFormat.format
public static void main(String[] args) {
String message = "您好!%s手机号已欠费%s元";
System.out.println(String.format(message,"12968888888","66.66"));
String message2 = "您好!{0}手机号已欠费{1}元";
System.out.println(MessageFormat.format(message2,"12968888888","77.66"));
}