/添加到URI中的查询字符串之前

http://example.com/path?key1=value1&key2=value2

from flask import Flask, request, redirect, url_for

app = Flask(__name__)

@app.route('/search')
def search():
    # 获取查询字符串中的参数
    query = request.args.get('query')
    return f'Search results for: {query}'

@app.route('/redirect')
def redirect_with_query():
    # 构建带有查询字符串的 URL
    return redirect(url_for('search', query='example'))

if __name__ == '__main__':
    app.run(debug=True)

// 创建一个 URL 对象
let url = new URL('http://example.com/path');

// 使用 URLSearchParams 添加查询参数
let params = new URLSearchParams(url.search);
params.append('key1', 'value1');
params.append('key2', 'value2');

// 更新 URL
url.search = params.toString();

console.log(url.toString()); // 输出: http://example.com/path?key1=value1&key2=value2

import urllib.parse

base_url = 'http://example.com/path'
params = {
    'key1': 'value1',
    'key2': 'value2'
}

# 使用 urllib.parse.urlencode 构建查询字符串
query_string = urllib.parse.urlencode(params)

# 完整的 URL
full_url = f"{base_url}?{query_string}"
print(full_url)  # 输出: http://example.com/path?key1=value1&key2=value2