The ListLanguages command lists the names of all languages which have been defined for use by CodeGeneration, including built-in languages.

Once added with Add or Define, user-defined languages should appear in the list returned by ListLanguages.

$\mathrm{with}\left(\mathrm{CodeGeneration}\right)\:$

$\mathrm{LanguageDefinition}\left[\mathrm{ListLanguages}\right]\left(\right)$

$\left[''C''\,''CSharp''\,''Fortran''\,''Fortran77''\,''Fortran95''\,''IC''\,''Java''\,''JavaScript''\,''Julia''\,''KernelExtensionInternalUseOnly''\,''Matlab''\,''Perl''\,''Pseudocode''\,''Python''\,''R''\,''Swift''\,''VisualBasic''\,''default''\right]$

$\mathrm{LanguageDefinition}\left[\mathrm{Define}\right]\left(''ListLanguagesExample''\,\mathrm{extend}=''C''\,\mathrm{AddFunction}\left(''sin''\,\left[\mathrm{anything}\right]::\mathrm{anything}\,''sin''\right)\,\mathrm{AddOperator}\left(\mathrm{Names}:-\mathrm{Assignment}='':=''\right)\right)\:$$\mathrm{LanguageDefinition}\left[\mathrm{ListLanguages}\right]\left(\right)$

$\left[''C''\,''CSharp''\,''Fortran''\,''Fortran77''\,''Fortran95''\,''IC''\,''Java''\,''JavaScript''\,''Julia''\,''KernelExtensionInternalUseOnly''\,''ListLanguagesExample''\,''Matlab''\,''Perl''\,''Pseudocode''\,''Python''\,''R''\,''Swift''\,''VisualBasic''\,''default''\right]$