GetBNF method

Gets the current Backus-Naur Form (BNF) grammar of the Qlik engine scripting language. The BNF rules define the syntax for the script statements and the script or chart functions. In the Qlik engine BNF grammar, a token is a string of one or more characters that is significant as a group. For example, a token could be a function name, a number, a letter, a parenthesis, and so on.

DEPRECATED.
This is deprecated and may be removed in a future version.

Use the GetBaseBNF method instead

Parameters

Name Description Mandatory Type
qBnfType

Returns a set of rules defining the syntax for:

  • The script statements and the script functions if qBnfType is set to S.
  • The chart functions if qBnfType is set to E.

One of:

  • S or SCRIPT_TEXT_SCRIPT
  • E or SCRIPT_TEXT_EXPRESSION
Yes String

Returns

Name Description Type
qBnfDefs

Description of the scripting language grammar.

Array of BNFDef

See also