我的目标是实现管道工R HTTP包的响应。
library(rjson)
formatResponse = function(matchId, home, draw, away) {
return(toJSON(???))
}
formatResponse('myId', 10, 20, 70);
我的目标是获得:
{
matchId: 'myId',
probabilities: {
home: 10,
draw: 20,
away: 70
}
}
直截了当的方法:创建一个列表并将该列表转换为json对象(不是最漂亮的解决方案,但有效):
formatResponse = function(matchId, home, draw, away) {
library(rjson)
foo <- list(matchId = matchId,
propabilities = list(home = home,
draw = draw,
away = away))
toJSON(foo)
}
formatResponse("myId", 10, 20, 70)
[1] "{\"matchId\":\"myId\",\"propabilities\":{\"home\":10,\"draw\":20,\"away\":70}}"