elasticsearch/docs/reference/esql/functions/parameters/substring.asciidoc
Fang Xing ad15d50863
[ES|QL] more doc generation via annotations (#107541)
Annotations for math functions, datetime functions, string functions, type conversion functions.
2024-04-22 14:43:36 -04:00

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// This is generated by ESQL's AbstractFunctionTestCase. Do no edit it. See ../README.md for how to regenerate it.
*Parameters*
`string`::
String expression. If `null`, the function returns `null`.
`start`::
Start position.
`length`::
Length of the substring from the start position. Optional; if omitted, all positions after `start` are returned.