add files

2025-01-08 18:48:04 +08:00
parent 4442667890
commit d40a028cd6
18 changed files with 479 additions and 0 deletions
--- a/search_73_1.php
+++ b/search_73_1.php
@ -0,0 +1,74 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+    <meta charset="UTF-8">
+    <title>姓名与地址查询</title>
+</head>
+<body>
+
+<form method="POST" action="search_73_1.php">
+    <label for="searchName">姓名查询:</label>
+    <input type="text" id="searchName" name="searchName">
+
+    <label for="searchAddress">地址查询:</label>
+    <input type="text" id="searchAddress" name="searchAddress">
+
+    <label for="and">AND</label>
+    <input type="radio" id="and" name="searchLogic" value="and" checked>
+
+    <label for="or">OR</label>
+    <input type="radio" id="or" name="searchLogic" value="or">
+
+    <input type="submit" id="ok" name="ok" value="ok">
+</form>
+
+<?php
+include_once 'db_config.php';
+if ($_SERVER["REQUEST_METHOD"] == "POST") {
+    // 获取用户输入的查询条件
+    $searchName = $_POST['searchName'] ?? '';
+    $searchAddress = $_POST['searchAddress'] ?? '';
+    $searchLogic = $_POST['searchLogic'] ?? 'and';
+
+    // 设置字符集
+    mysqli_set_charset($link, "utf8");
+    // 动态构建查询语句
+    $conditions = [];
+    $params = [];
+    $types = '';
+
+    if (!empty($searchName)) {
+        $conditions[] = "name = ?";
+        $params[] = $searchName;
+        $types .= 's';
+    }
+
+    if (!empty($searchAddress)) {
+        $conditions[] = "address = ?";
+        $params[] = $searchAddress;
+        $types .= 's';
+    }
+
+    if (count($conditions) > 0) {
+        $sql = "SELECT * FROM user_70 WHERE " . implode(" " . strtoupper($searchLogic) . " ", $conditions);
+        $stmt = $link->prepare($sql);
+        $stmt->bind_param($types, ...$params);
+        $stmt->execute();
+        $result = $stmt->get_result();
+
+        $rowCount = $result->num_rows;
+        echo "<p>[" . $rowCount . "]</p>"; // 显示记录数
+
+        if ($rowCount > 0) {
+            while ($row = $result->fetch_assoc()) {
+                echo "<p>姓名: " . htmlspecialchars($row['name']) . " 地址: " . htmlspecialchars($row['address']) . "</p>";
+            }
+        }
+
+        $stmt->close();
+    } else {
+        // 如果没有提供查询条件则不执行查询
+        echo "<p>[0]</p>";
+    }
+}
+    ?>