java - java 如何显示不带逗号的数字

Question

Scanner a = new Scanner(System.in);
String i = "11,111";


System.out.print("Enter first number a:");
String b = a.next();

我想在用户提供时显示不带逗号的数字

Answer 1

您可以简单地使用String::replace

System.out.println(i.replace(",",""));