bag_remove_keys()

Learn how to use the bag_remove_keys() function to remove keys and associated values from property bags.

Removes keys and associated values from a dynamic property bag.

Syntax

bag_remove_keys(bag,keys)

Parameters

NameTypeRequiredDescription
bagdynamic✔️The property bag from which to remove keys.
keysdynamic✔️List of keys to be removed from the input. The keys are the first level of the property bag. You can specify keys on the nested levels using JSONPath notation. Array indexing isn’t supported.

Returns

Returns a dynamic property bag without specified keys and their values.

Examples

datatable(input:dynamic)
[
    dynamic({'key1' : 123,     'key2': 'abc'}),
    dynamic({'key1' : 'value', 'key3': 42.0}),
]
| extend result=bag_remove_keys(input, dynamic(['key2', 'key4']))

Output

inputresult
{
“key1”: 123,
“key2”: “abc”
}		{
“key1”: 123
}
{
“key1”: “value”,
“key3”: 42.0
}		{
“key1”: “value”,
“key3”: 42.0
}

Remove inner properties of dynamic values using JSONPath notation

datatable(input:dynamic)
[
    dynamic({'key1': 123, 'key2': {'prop1' : 'abc', 'prop2': 'xyz'}, 'key3': [100, 200]}),
]
| extend result=bag_remove_keys(input, dynamic(['$.key2.prop1', 'key3']))

Output

inputresult
{
“key1”: 123,
“key2”: {
“prop1”: “abc”,
“prop2”: “xyz”
},
“key3”: [
100,
200
]
}		{
“key1”: 123,
“key2”: {
“prop2”: “xyz”
}
}