I have an array and need to extract the latest date value, the array below looks like this
{
"conversations": [
{
"userMessages": [
{
"sbdh": {
"documentIdentification": {
"creationDate": "2020-02-17T12:04:31.388Z"
}
}
}
]
},
{
"userMessages": [
{
"sbdh": {
"documentIdentification": {
"creationDate": "2020-02-18T12:04:31.388Z"
}
}
}
]
}
]
}
My ruby filter
ruby {
code => "
arr = event.get('[conversations]')[-1];
event.set('document_date', arr[0].sbdh.documentIdentification.creationDate);
"
}
return nil class error?
Ruby exception occurred: undefined method
sbdh' for nil:NilClass`