All types registered with TypeTools[AddType] are returned as a list of names.

This function cannot be used to retrieve built-in types.

${\mathrm{TypeTools}}_{\mathrm{AddType}}\left(\'\mathrm{Type1}\'\,\mathrm{identical}\left(1\right)\right)$

${\mathrm{TypeTools}}_{\mathrm{AddType}}\left(\'\mathrm{Type2}\'\,\mathrm{identical}\left(2\right)\right)$

${\mathrm{TypeTools}}_{\mathrm{GetTypes}}\left(\right)$

$\left[\mathrm{Type2}\,\mathrm{Type1}\right]$