Java去除字符串最前面一个字符和最后面一个字符

Java去除字符串最前面一个字符和最后面一个字符

Java去除字符串最前面一个字符和最后面一个字符

public class demo {

    public static void main(String[] args) {
        String returnInfo = ""{"success":true,"msg":"success","data":{}}"";
        System.out.println(returnInfo);
        if (returnInfo.startsWith(""")) {
            returnInfo = replaceFirst(returnInfo, """, "");
            System.out.println("去除前引号：" + returnInfo);
        }
        if (returnInfo.endsWith(""")) {
            returnInfo = replaceLast(returnInfo, """, "");
            System.out.println("去除后引号：" + returnInfo);
        }
        System.out.println(returnInfo);
    }

    //去掉最前面的一个字符
    private static String replaceFirst(String ret, String strToReplace, String replaceWithThis) {
        return ret.replaceFirs