Regex_search

syntax

regex_search(source, searchsyntax , optionalflag)

definition

regex_search(source, searchsyntax , optionalflag) results in a string Data item with a substring of the source Argument that meets the searchsyntax argument.

A third optional argument optionalflag can be configured to control how the source string is matched against the syntax expressed by the searchsyntax argument.

description

regex_search uses the boost 1.51 regex_search function. Click here for valid regex syntax rules and semantics.

The third, optionalflag argument is optional. More information on this argument can be found here.

In the GeoDMS this argument is passed as a uint32 Parameter, see the enumeration of Regex flags.

applies to

data items source and searchsyntax with string Value type
parameter optionalflag with uint32 value type

since version

7.011

example

parameter<string> TextOk := dquote('Corop') + ';' + dquote('CoropLabel');
// the following regex_search function searches the TextOk
// parameter by the configured syntax

parameter<string> FindSubString := regex_search(TextOk,'"[^"]*+"',0); // result = "Corop"