Forum Discussion

shuo's avatar
shuo
New Contributor
4 years ago

Convert JSON array to key-value object array with a fixed key name

Hi, the input is an array of numbers: [“324”,“1209”,“4849”,“2”] then i want to transform them into an array like below: [ {“number”:“324”}, {“number”:“1209”}, {“number”:“4849”}, {“num...
expression_language
pattern
transform
cjhoward18's avatar
cjhoward18
Employee
4 years ago

Hi,

You can use this expression in a mapper:

["324","1209","4849","2"].map(val => {"number": val})

deepak_shaw's avatar
deepak_shaw
Contributor
4 years ago

Hi @cjhoward18 ,
Thanks for the valuable suggestions, however, I need further help on the same lines:
I tried to use the same method in mapper snap which copied all node as is, How I can select a few of them. I need to have repetitive node ‘InvoiceLine’ and need to select few fields after group by and change the name. The repetitive nodes should be like below screen:

and I’m using your suggestion as below screenshot:

Can you please suggest how to fix it?
Thanks,
Deepak Shaw.