我有一个具有这种结构的现有多维关联数组。它有3个元素。每个子数组有 3 个元素。
{"id":"723419","lat":33.217,"lon":-92.817,"dist":1437.15733534053},
{"id":"723424","lat":33.567,"lon":-91.717,"dist":1902.4556686060116},
{"id":"722447","lat":32.383,"lon":-94.717,"dist":2317.6870313059217},
我想用 3 个元素创建另一个(临时)数组,并循环遍历数组,向每个子数组添加一个元素,以便每个子数组有 4 个元素:
{"id":"723419","lat":33.217,"lon":-92.817,"dist":1437.15733534053,"elev":abc},
{"id":"723424","lat":33.567,"lon":-91.717,"dist":1902.4556686060116,"elev":def},
{"id":"722447","lat":32.383,"lon":-94.717,"dist":2317.6870313059217,"elev":ghi},
到目前为止,我已经尝试遍历我的临时数组
for (var i in tempArray) { //loop through locations returned with elevation data
multiArray[i]['elev']=...
}
并将其视为一个对象(即使我将多数组声明为Array()
for (var i in tempArray) { //loop through locations returned with elevation data
multiArray.i.append(elev)=...
}
两种方式,JS都抱怨multiArray[i]
不存在。根据我对 JS 的了解,这应该可行。
谢谢您的帮助