Check whether a project already exists (and is visible by the requesting user).
See also
Other project functions:
opal.project(),
opal.project_create(),
opal.project_delete(),
opal.projects(),
opal.projects_databases()
Examples
if (FALSE) { # \dontrun{
o <- opal.login('administrator','password', url='https://opal-demo.obiba.org')
opal.project_exists(o, 'test')
opal.logout(o)
} # }