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Stored procedures
Checks whether an expression is not Null in assertive programming and in automated test mode.
Example
TableauElément is array of MaClasse dynamic
// Remplissage du tableau
...
// Parcours des éléments du tableau
FOR i = 1 _TO_ TableauElément.Count
// L'élément devrait avoir été alloué
dbgCheckNotNull(TableauElément[i], "L'objet n°%1 n'a pas été alloué", i)
// Traitement de l'élément
...
END
Syntax
dbgCheckNotNull(<Expression> [, <Comments> [, <Parameter 1> [... [, <Parameter N>]]]])
<Expression>: Character string
Expression that must be checked.
<Comments>: Character string
Character string in the format defined by StringBuild.
<Parameter 1>: Any type
First parameter expected by <Comments>.
<Parameter N>: Any type
Last parameter expected by <Comments>.
Remarks

Operating mode

When the expression is Null:
  • in manual test mode, an assertion is displayed (equivalent to dbgAssert).
  • in runtime mode, an assertion is displayed if the assertions have been enabled (equivalent to dbgAssert).
When running an application, the expression is not evaluated if the assertions are not enabled.
Versions 19 and later
dbgOnError allows you to automatically start a WLanguage procedure used to retrieve the comment linked to the error.
New in version 19
dbgOnError allows you to automatically start a WLanguage procedure used to retrieve the comment linked to the error.
dbgOnError allows you to automatically start a WLanguage procedure used to retrieve the comment linked to the error.
Business / UI classification: Neutral code
Component: wd270vm.dll
Minimum version required
  • Version 17
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