上送的json如下:
var test1 ={
"ENNAME": "text",
"CHNAME": "哈哈哈",
"SYSNAME": 1,
"APPNAME": 2,
"DBTYPE": 3,
"ELETYPE": 4,
"ELESIZE": 5,
"ELEMEAN": 6,
"ELEPOINT": 7,
"ASSBIZMETA": 8,
"DDFLAG": 1,
"DDINFO": [
{
"ddnum": 1,
"dbmean": "哈哈哈"
},
{
"ddnum": 2,
"dbmean": "ooo"
},
{
"ddnum": 3,
"dbmean": "哦哦哦"
}
]};
我接收的是json对象,我知道没有对象长度。我使用如下代码获取了长度。但是我想要的是DDINFO里面json数组的长度,以便我取出数据给表赋值。急等解决!
var Length = 0;
for (var item in req.body) {
Length++;
}