POST命令的时候存有好几个坑.我已经为大家寄出了.
按照文档,确实就是这么写下.那就入坑了.
1. 'Content-Type': 'application/json'用在get命令中没问题.
POST命令就不好并使了.须要换成: "Content-Type": "application/x-www-form-urlencoded"
2. 加之method: "POST"
3.data: { cityname: "上海", key: "1430ec127e097e1113259c5e1be1ba70" }译成json格式这样也就是命令没数据的.须要转回格式.
下面轻易张贴代码:
3.1
//index.js
//以获取应用领域实例
var app = getApp()
Page( {
data: {
toastHidden: true,
city_name: '',
},
onLoad: function() {
that = this;
wx.request( {
url: "http://op.juhe.cn/onebox/weather/query",
header: {
"Content-Type": "application/x-www-form-urlencoded"
},
method: "POST",
//data: { cityname: "上海", key: "1430ec127e097e1113259c5e1be1ba70" },
data: Util.json2Form( { cityname: "上海", key: "1430ec127e097e1113259c5e1be1ba70" }),
complete: function( res ) {
that.setData( {
toastHidden: false,
toastText: res.data.reason,
city_name: res.data.result.data.realtime.city_name,
date: res.data.result.data.realtime.date,
info: res.data.result.data.realtime.weather.info,
});
if( res == null || res.data == null ) {
console.error( '网络命令失利' );
return;
}
}
})
},
onToastChanged: function() {
that.setData( { toastHidden: true });
}
})
var that;
var Util = require( '../../utils/util.js' );
3.2
{{toastText}}
3.3
//util.js
function json2Form(json) {
var str = [];
for(var p in json){
str.push(encodeURIComponent(p) + "=" + encodeURIComponent(json[p]));
}
return str.join("&");
}
module.exports = {
json2Form:json2Form,
}
期望对大家存有协助