人民币大写转换

<?php
$ch = curl_init('https://api.ynlskj.com.cn/gateway/rmbupper?amount=12345.67');
curl_setopt_array($ch, [
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_HTTPHEADER => ['X-API-Key: 你的密钥'],
]);
echo curl_exec($ch);

import requests

url = 'https://api.ynlskj.com.cn/gateway/rmbupper?amount=12345.67'
headers = {'X-API-Key': '你的密钥'}
resp = requests.get(url, headers=headers, timeout=15)
print(resp.text)

package main

import (
	"fmt"
	"io"
	"net/http"
)

func main() {
	req, _ := http.NewRequest("GET", "https://api.ynlskj.com.cn/gateway/rmbupper?amount=12345.67", nil)
	req.Header.Set("X-API-Key", "你的密钥")
	resp, err := http.DefaultClient.Do(req)
	if err != nil {
		panic(err)
	}
	defer resp.Body.Close()
	body, _ := io.ReadAll(resp.Body)
	fmt.Println(string(body))
}

fetch('https://api.ynlskj.com.cn/gateway/rmbupper?amount=12345.67', {
  method: 'GET',
  headers: {
    'X-API-Key': '你的密钥'
  }
})
  .then(res => res.json())
  .then(data => console.log(data));

import java.net.URI;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;

HttpClient client = HttpClient.newHttpClient();
HttpRequest request = HttpRequest.newBuilder()
    .uri(URI.create("https://api.ynlskj.com.cn/gateway/rmbupper?amount=12345.67"))
    .header("X-API-Key", "你的密钥")
    .GET()
    .build();
HttpResponse<String> response = client.send(request, HttpResponse.BodyHandlers.ofString());
System.out.println(response.body());

using System.Net.Http;

var client = new HttpClient();
client.DefaultRequestHeaders.Add("X-API-Key", "你的密钥");
var result = await client.GetStringAsync("https://api.ynlskj.com.cn/gateway/rmbupper?amount=12345.67");
Console.WriteLine(result);

curl -X GET "https://api.ynlskj.com.cn/gateway/rmbupper?amount=12345.67" \
  -H "X-API-Key: 你的密钥"