我的 PHP 脚本中有这样的 JSON 字符串:
var r.co = {
"A20018425":[
{"balance":"1390.31"}, // 1
{"balance":"1304.11"}, // 2
{"balance":"1188.11"}, // 3
{"balance":"1421.71"} // 4
],
"A25005922":[
{"balance":"1000"}, // 1
{"balance":"1000.86"}, // 2
{"balance":"986.32"}, // 3
{"balance":"988.96"}, // 4
{"balance":"980.26"}, // 5
{"balance":"980.16"} // 6 MAX
],
"A25005923":[
{"balance":"1001"}, // 1
{"balance":"1000.16"}, // 2
]
}
不知道有多少个AXXXXXXXX元素,包含了多少个元素。 要获取 A 元素,我使用以下代码:
var accounts = [];
for(var key in r.co) {
if(r.co.hasOwnProperty(key)) {
accounts.push(key);
}
}
现在我知道我的 A 元素长度
var accounts_length = accounts.length; // 3 for example
现在我需要知道 A 中元素的最大长度:
var accounts_elements_length = [];
for (var c = 0; c < accounts.length; c++) {
accounts_elements_length.push(r.co[accounts[c]].length);
}
var accounts_elements_length_max = accounts_elements_length.max() // 6 For example
如何获取图表的输出数组?
var outputData = [{
count: 1,
A20018425: 1390.31,
A25005922: 1000,
A25005923: 1001
}, {
count: 2,
A20018425: 1304.11,
A25005922: 1000.86,
A25005923: 1000.16
}, {
count: 3,
A20018425: 1188.11,
A25005922: 986.32
}, {
count: 4,
A20018425: 1421.71,
A25005922: 988.96
}, {
count: 5,
A25005922: 980.26
}, {
count: 6,
A25005922: 980.16
}
}];
谢谢!
最佳答案
只需结合您的算法:
var outputData = [];
for (var key in r.co) {
if (r.co.hasOwnProperty(key)) {
var account_length = r.co[key].length;
for (var c = 0; c < account_length; c++) {
if (outputData[c] === undefined) {
outputData[c] = { count: c+1 };
}
outputData[c][key] = r.co[key][c].balance;
}
}
}
console.log(outputData);
关于JavaScript 数组。先进的,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/12973220/