# Dynamically Allocate Fields in the elasticsearch query
**URL:** https://discuss.elastic.co/t/dynamically-allocate-fields-in-the-elasticsearch-query/15916
**Category:** Elasticsearch
**Created:** [February 20, 2014, 7:14am UTC](https://discuss.elastic.co/t/dynamically-allocate-fields-in-the-elasticsearch-query/15916 "2014-02-20T07:14:42Z")
**Posts on this page:** 2
**Page:** 1
### Author:  [@soumya\_sengupta](https://discuss.elastic.co/u/soumya_sengupta)
#### Post date: [February 20, 2014, 7:14am UTC](https://discuss.elastic.co/t/dynamically-allocate-fields-in-the-elasticsearch-query/15916/1 "2014-02-20T07:14:42Z")
I have a query
query:
{
query\_string:
{
query: query,
fields: ["First\_Name", "Last\_Name"],
default\_operator: "AND"
}
}
I am using AngularJS.
I want the value of the "fields:" to be provided at runtime ( through a
checkbox selection by the user from an html page)
How should I go about it ?
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---
### Author:  [@system](https://discuss.elastic.co/u/system)
#### Post date: [July 6, 2017, 1:48am UTC](https://discuss.elastic.co/t/dynamically-allocate-fields-in-the-elasticsearch-query/15916/2 "2017-07-06T01:48:53Z")