How To Rename Array key or Column
Hi ,
I have an array and I want to change the key/column names of it.
{
“Items”:{
“Item”:[
{
“Item”:'“Pen”,
“Desc”:“Black”
},
{
“Item”:"Pen ",
“Desc”:“Blue”
}
]
}
i want...
Forum Discussion
This expression in a Mapper snap:
$Items.Item.map(value => value.mapKeys((value, key) => "WM_" + key))
will add the ‘WM_’ prefix to the keys for each item in this Item list.
Having it mapped to the target Items.Item will replace the old value with your desired output.
