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Contains

docs/reference/query-languages/esql/_snippets/functions/parameters/contains.md

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% This is generated by ESQL's AbstractFunctionTestCase. Do not edit it. See ../README.md for how to regenerate it.

Parameters

string : String expression: input string to check against. If null, the function returns null.

substring : String expression: A substring to find in the input string. If null, the function returns null.