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<?php
// 检查是否有表单提交
if ($_SERVER["REQUEST_METHOD"] == "POST") {
    // 获取用户输入的名字
    $name = htmlspecialchars($_POST['name']);
} else {
    $name = "";
}
?>

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Simple PHP Page</title>
</head>
<body>
    <h1>Welcome to My PHP Page</h1>
    <p>Current Time: <?php echo date('Y-m-d H:i:s'); ?></p>

    <form method="post" action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]); ?>">
        <label for="name">Enter your name:</label>
        <input type="text" id="name" name="name" value="<?php echo $name; ?>">
        <input type="submit" value="Submit">
    </form>

    <?php
    if (!empty($name)) {
        echo "<p>Welcome, $name!</p>";
    }
    ?>
</body>
</html>

哈哈哈哈哈

import random

def guess_number():
    # 生成一个1到100之间的随机数
    number_to_guess = random.randint(1, 100)
    attempts = 0

    print("欢迎来到猜数字游戏！")
    print("我已经想好了一个1到100之间的数字。")

    while True:
        try:
            # 获取用户输入
            user_guess = int(input("请输入你的猜测（1-100）："))
            attempts += 1

            # 检查用户输入是否正确
            if user_guess < 1 or user_guess > 100:
                print("请输入1到100之间的数字！")
            elif user_guess < number_to_guess:
                print("太小了！再试一次。")
            elif user_guess > number_to_guess:
                print("太大了！再试一次。")
            else:
                print(f"恭喜你！你猜对了数字 {number_to_guess}！")
                print(f"你总共尝试了 {attempts} 次。")
                break
        except ValueError:
            print("请输入一个有效的数字！")

if __name__ == "__main__":
    guess_number()

测试

import java.util.Scanner;

public class SimpleCalculator {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        System.out.println("欢迎使用简单计算器");
        System.out.print("请输入第一个数字: ");
        double num1 = scanner.nextDouble();

        System.out.print("请输入运算符 (+, -, *, /): ");
        char operator = scanner.next().charAt(0);

        System.out.print("请输入第二个数字: ");
        double num2 = scanner.nextDouble();

        double result;

        switch (operator) {
            case '+':
                result = num1 + num2;
                break;
            case '-':
                result = num1 - num2;
                break;
            case '*':
                result = num1 * num2;
                break;
            case '/':
                if (num2 != 0) {
                    result = num1 / num2;
                } else {
                    System.out.println("错误：除数不能为0");
                    return;
                }
                break;
            default:
                System.out.println("错误：无效的运算符");
                return;
        }

        System.out.println("结果: " + num1 + " " + operator + " " + num2 + " = " + result);
    }
}

测试显示效果代码链接


dps://p?url=https%3A%2F%2Fpages-
fast.m.taobao.com%2Fwow%2Fz%2Fhdwk%2Ftmfarm%2Fbabanongchang%3Fx-ssr%3Dtrue%26wh_biz%3Dtm%26disableNav%3DYES%26disableProgress%3DYES%26checkJumpWishTree%3Dtrue%26hd_from%3Dalipay_mayifarm%26hd_from_id%3D100085%26sceneId%3D3646%26deliveryId%3D58298%26task_type%3Dcallapp%26sceneCode%3DFUGUO%26query%3Dspm%26prismFrom%3Dalipay_mayifarm%26bc_fl_src%3Dzfb_spare1%26x-preload%3Dtrue%26activityId%3D100085%26implId%3Dother_1088_1777008_58298_0%26slk_gid%3Dgid_er_sidebar_1&slk_sid=rndc82931_1756005417413

哈哈哈哈

5555

婚纱照

  1. 设计的
  2. 是弟弟
  3. 睡觉睡觉
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