我正在研究一个程序,但我遇到了一个问题.
我的银行余额为1000000,但当我在屏幕上显示时,我希望它读作"1,000,000".
现在有办法解决这个问题,只需将其设置为"1,000,000",然后在需要使用整数值时将其标记为逗号并将其转换为整数.但我不想这样做.
bankBalance = 1000000
Run Code Online (Sandbox Code Playgroud) 我正在设计一个基于Java的MongoDB应用程序,在使用Spark时我遇到了麻烦.
package com.tengen;
import spark.Request;
import spark.Response;
import spark.Route;
import spark.Spark;
public class HelloWorldSparkStyle {
public static void main(String[] args) {
Spark.get(new Route("/") {
@Override
public Object handle(Request request, Response response) {
return "Hello World From Spark";
}
});
}
}
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在新的Route("/")我得到错误Route() in route cannot be applied to java.lang.string.
我很困惑为什么这不起作用,因为我完全按照他们的代码.

目前我正在网站上工作,我在登录脚本上遇到了问题.
<?php
include 'includes/connect.php';
include 'includes/core.php';
?>
<?php
$user = sanitizeString($_POST['username']);
$pass = sanitizeString($_POST['password']);
if($user == "" || $pass = ""){
$error = "Not all fields were entered<br />";
} else {
$query = "SELECT username,password FROM admins WHERE username='$user' AND password='$pass'";
if(mysql_num_rows(queryMysql($query)) == 0){
print "Wrong Username/Password <br />";
print "$user";
print "$pass";
} else {
$_SESSION['user'] = $user;
$_SESSION['pass'] = $pass;
print "Successfully Logged In. Redirecting...";
}
}
?>
<html>
<head>
<title>
Login
</title>
<link rel="stylesheet" type="text/css" href="css/stylesheet.css"> …Run Code Online (Sandbox Code Playgroud)