!endswith_cs operator

Applies to: ✅ Microsoft Fabric ✅ Azure Data Explorer ✅ Azure Monitor ✅ Microsoft Sentinel

Filters a record set for data that doesn't contain a case-insensitive ending string.

The following table compares the endswith operators using the abbreviations provided:

Operator	Description	Case-Sensitive	Example (yields `true`)
`endswith`	RHS is a closing subsequence of LHS	No	`"Fabrikam" endswith "Kam"`
`!endswith`	RHS isn't a closing subsequence of LHS	No	`"Fabrikam" !endswith "brik"`
`endswith_cs`	RHS is a closing subsequence of LHS	Yes	`"Fabrikam" endswith_cs "kam"`
`!endswith_cs`	RHS isn't a closing subsequence of LHS	Yes	`"Fabrikam" !endswith_cs "brik"`

For more information about other operators and to determine which operator is most appropriate for your query, see datatype string operators.

Performance tips

Note

Performance depends on the type of search and the structure of the data. For best practices, see Query best practices.

T | where col !endswith_cs (expression)

Name	Type	Required	Description
T	`string`	✔️	The tabular input whose records are to be filtered.
col	`string`	✔️	The column to filter.
expression	`string`	✔️	The expression used to filter.

Rows in T for which the predicate is true.

StormEvents
| summarize Events=count() by State
| where State !endswith_cs "A"

The following table only shows the first 10 results. To see the full output, run the query.