如何从 JSON 文件创建 jquery 变量?



非常感谢任何帮助。

基本上我使用的是来自mashape的api,但我对JSON文件有点陌生。

我想做的是为每个团队的总分创建大量 jquery 变量。

请记住,团队会根据他们在表中的位置更改 JSON 文件中的位置。

下面是我到目前为止的jquery代码(没有身份验证代码(和JSON文件。

$.ajax({
url: 'https://heisenbug-premier-league-live-scores-v1.p.mashape.com/api/premierleague/table',
type: 'GET',
data: {},
dataType: 'json',
success: function(data) { 
$(data.records).each(function(index, value) {

});
console.dir((data.source)); 
},
error: function(err) { alert(err); },
beforeSend: function(xhr) {
xhr.setRequestHeader("X-Mashape-Authorization", 
"Auth Code");
}
});

和 JSON 文件。

{
"records": [
{
"team": "Manchester City",
"played": 10,
"win": 8,
"draw": 0,
"loss": 2,
"goalsFor": 29,
"goalsAgainst": 12,
"points": 24
},
{
"team": "Arsenal",
"played": 10,
"win": 7,
"draw": 2,
"loss": 1,
"goalsFor": 16,
"goalsAgainst": 6,
"points": 23
},
{
"team": "Tottenham",
"played": 10,
"win": 5,
"draw": 4,
"loss": 1,
"goalsFor": 18,
"goalsAgainst": 7,
"points": 19
},
{
"team": "Leicester",
"played": 10,
"win": 5,
"draw": 4,
"loss": 1,
"goalsFor": 16,
"goalsAgainst": 13,
"points": 19
},
{
"team": "Manchester United",
"played": 10,
"win": 5,
"draw": 4,
"loss": 1,
"goalsFor": 12,
"goalsAgainst": 4,
"points": 19
},
{
"team": "West Ham",
"played": 10,
"win": 4,
"draw": 4,
"loss": 2,
"goalsFor": 16,
"goalsAgainst": 12,
"points": 16
},
{
"team": "Liverpool",
"played": 9,
"win": 4,
"draw": 3,
"loss": 2,
"goalsFor": 11,
"goalsAgainst": 11,
"points": 15
},
{
"team": "Norwich",
"played": 10,
"win": 4,
"draw": 3,
"loss": 3,
"goalsFor": 12,
"goalsAgainst": 10,
"points": 15
},
{
"team": "Southampton",
"played": 10,
"win": 4,
"draw": 2,
"loss": 4,
"goalsFor": 17,
"goalsAgainst": 13,
"points": 14
},
{
"team": "Chelsea",
"played": 10,
"win": 4,
"draw": 2,
"loss": 4,
"goalsFor": 15,
"goalsAgainst": 14,
"points": 14
},
{
"team": "West Bromwich Albion",
"played": 11,
"win": 4,
"draw": 2,
"loss": 5,
"goalsFor": 14,
"goalsAgainst": 17,
"points": 14
},
{
"team": "Crystal Palace",
"played": 11,
"win": 4,
"draw": 2,
"loss": 5,
"goalsFor": 12,
"goalsAgainst": 12,
"points": 14
},
{
"team": "Watford",
"played": 11,
"win": 4,
"draw": 2,
"loss": 5,
"goalsFor": 11,
"goalsAgainst": 10,
"points": 14
},
{
"team": "Stoke",
"played": 9,
"win": 4,
"draw": 1,
"loss": 4,
"goalsFor": 10,
"goalsAgainst": 9,
"points": 13
},
{
"team": "Swansea",
"played": 10,
"win": 3,
"draw": 4,
"loss": 3,
"goalsFor": 9,
"goalsAgainst": 12,
"points": 13
},
{
"team": "Everton",
"played": 11,
"win": 3,
"draw": 4,
"loss": 4,
"goalsFor": 23,
"goalsAgainst": 20,
"points": 13
},
{
"team": "Sunderland",
"played": 10,
"win": 3,
"draw": 2,
"loss": 5,
"goalsFor": 12,
"goalsAgainst": 11,
"points": 11
},
{
"team": "Bournemouth",
"played": 9,
"win": 2,
"draw": 4,
"loss": 3,
"goalsFor": 10,
"goalsAgainst": 13,
"points": 10
},
{
"team": "Newcastle United",
"played": 10,
"win": 2,
"draw": 4,
"loss": 4,
"goalsFor": 14,
"goalsAgainst": 14,
"points": 10
},
{
"team": "Aston Villa",
"played": 9,
"win": 0,
"draw": 3,
"loss": 6,
"goalsFor": 6,
"goalsAgainst": 13,
"points": 3
}
]
}

谢谢!

要创建对象并添加每个团队的总分,您需要创建一个地图(键/值(,其中键是每个团队的名称,值是每个团队的总分。

我正在MyJSON上托管您的数据。

下面是一个函数,用于从远程服务器检索数据,并初始化一个包含每个团队总分的对象:

function getData() {
// https://api.myjson.com/bins/1c6utx
var teamScores = {};
$.get("https://api.myjson.com/bins/1c6utx", function(data, status){
$.each(data.records, function(index, value) {
if (!teamScores[value.team]) {
teamScores[value.team] = 0;
}
teamScores[value.team] += value.points;
});
console.log(JSON.stringify(teamScores));
});
}
/* Output:
{"Manchester City":24,"Arsenal":23,"Tottenham":19,"Leicester":19,"Manchester United":19,"West Ham":16,"Liverpool":15,"Norwich":15,"Southampton":14,"Chelsea":14,"West Bromwich Albion":14,"Crystal Palace":14,"Watford":14,"Stoke":13,"Swansea":13,"Everton":13,"Sunderland":11,"Bournemouth":10,"Newcastle United":10,"Aston Villa":3}
*/

你可以检查这个小提琴,看看它的实际效果。 希望这有帮助!

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