AWS::Lex::Bot SlotValueRegexFilter - Amazon CloudFormation
SyntaxProperties
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AWS::Lex::Bot SlotValueRegexFilter

Provides a regular expression used to validate the value of a slot.

Syntax

To declare this entity in your Amazon CloudFormation template, use the following syntax:

JSON

{
  "Pattern" : String
}

YAML

  Pattern: String

Properties

Pattern

A regular expression used to validate the value of a slot.

Use a standard regular expression. Amazon Lex supports the following characters in the regular expression:

  • A-Z, a-z

  • 0-9

  • Unicode characters ("\⁠u<Unicode>")

Represent Unicode characters with four digits, for example "\⁠u0041" or "\⁠u005A".

The following regular expression operators are not supported:

  • Infinite repeaters: *, +, or {x,} with no upper bound.

  • Wild card (.)

Required: Yes

Type: String

Minimum: 1

Maximum: 300

Update requires: No interruption