diff options
Diffstat (limited to 'lib/kernel')
| -rw-r--r-- | lib/kernel/doc/src/application.xml | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/lib/kernel/doc/src/application.xml b/lib/kernel/doc/src/application.xml index 3513e2b592..9f19efc793 100644 --- a/lib/kernel/doc/src/application.xml +++ b/lib/kernel/doc/src/application.xml @@ -108,14 +108,12 @@ <func> <name name="get_env" arity="1"/> <name name="get_env" arity="2"/> - <name name="get_env" arity="3"/> <fsummary>Get the value of a configuration parameter</fsummary> <desc> <p>Returns the value of the configuration parameter <c><anno>Par</anno></c> for <c><anno>Application</anno></c>. If the application argument is omitted, it defaults to the application of the calling - process. If <c><anno>Def</anno></c> value is provided, it is returned - when no configuration parameter <c><anno>Par</anno></c> is defined.</p> + process.</p> <p>If the specified application is not loaded, or the configuration parameter does not exist, or if the process executing the call does not belong to any application, @@ -123,6 +121,15 @@ </desc> </func> <func> + <name name="get_env" arity="3"/> + <fsummary>Get the value of a configuration parameter using a default</fsummary> + <desc> + <p>Works like <seealso marker="#get_env/2">get_env/2</seealso> but returns + <c><anno>Def</anno></c> value when configuration parameter + <c><anno>Par</anno></c> does not exist.</p> + </desc> + </func> + <func> <name name="get_key" arity="1"/> <name name="get_key" arity="2"/> <fsummary>Get the value of an application specification key</fsummary> |