Ajax gets data by city name-JS Tutorial-php.cn

Ajax gets data by city name

亚连

Release： 2018-05-23 11:24:27

Original

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This article will share with you the national weather forecast API Ajax to obtain data through the city name, and achieve the weather forecast effect through two parts of html and js code. Enter the city and the weather conditions will appear. The effect is very good. Interested friends can refer to the following

Preview (relatively simple and rough)

Aggregated data national weather forecast interface: https://www.juhe.cn/docs/api/id/ 39

Interface address: http://v.juhe.cn/weather/index
Supported format: json/xml
Request method: get
Request example: http: //v.juhe.cn/weather/index?format=2&cityname=Suzhou&key=KEY you applied for
Call sample and debugging tool: API test tool
Request parameter description:
Name type is required Description
cityname string Y City name or city ID, such as "Suzhou", utf8 urlencode is required
dtype string N Return data format: json or xml, default json
format int N Next 6-day forecast (future )Two return formats, 1 or 2, default 1
key string Y The key you applied for

HTML part code:

<!DOCTYPE html>
<html lang="en">
<meta charset="UTF-8" >
<title>天气预报</title>
<script src="jquery-2.1.1.min.js"></script>
<link rel="stylesheet" href="w.css">
<p id="mf_weather">
<script src="w.js"></script>
<button id="search">天气查询</button>
<input id="city" type="text" value="tbody">
<p class="ctn">
<p id="mufeng">
</p>
<p id="future"></p>
</p> 
</html>

Copy after login

JavaScript part ：

/*
* 1. Enter the city name
* 2. Send a request when clicked
* 3. Response successfully renders the page
* */
$( '#search').on('click',function(){
var city = $('#city').val()||'Beijing';
$citycode=urlencode(city);
url='http://v.juhe.cn/weather/index?format=2&cityname=' $citycode '&key=c82727e986a4f6cfc6ba1984f1f9183a';
$.ajax({url: url,
dataType: "jsonp",
type:"get",
data:{location:city},
success:function(data){
var sk = data.result.sk;
var today = data.result.today;
var futur = data.result.future;
var fut = "Date temperature weather wind direction";
$('#mufeng').html("

" today.city ' Today is: ' today.date_y ' ' today.week ' , ' today.temperature ' , ' today.weather ' , ' today.wind "

< /p>");
$('#future').html("

" 'Future: ' futur[0].temperature '℃ , ' futur[0].weather futur[0]. wind ' , ' ' , update time' futur[0].week futur[0].date "

" today.city "");
} });
});
function urlencode (str) {
str = (str '').toString();
return encodeURIComponent(str).replace(/!/g, '!').replace(/'/g, ''').replace(/$/g, '(').
replace(/$ /g, ')').replace(/\*/g, '*').replace(/ /g, ' ');
}
})

The above is what I compiled For everyone, I hope it will be helpful to everyone in the future.

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