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| author | serge <[email protected]> | 2013-01-10 09:07:38 -0500 |
|---|---|---|
| committer | Serge Aleynikov <[email protected]> | 2013-01-14 13:24:41 -0500 |
| commit | d1d834820ddaba4fa31e6ab6d07a96ac7cc6d999 (patch) | |
| tree | 9dd256e5390bc9845cfd1ccb094845a904bbb911 /lib/kernel/doc/src | |
| parent | 9f461fbaf0be7aba7c0b8b89be1f0b6f1141b7a5 (diff) | |
| download | otp-d1d834820ddaba4fa31e6ab6d07a96ac7cc6d999.tar.gz otp-d1d834820ddaba4fa31e6ab6d07a96ac7cc6d999.tar.bz2 otp-d1d834820ddaba4fa31e6ab6d07a96ac7cc6d999.zip | |
Add application:get_key/3
The new function provides a default value for a configuration
parameter.
Diffstat (limited to 'lib/kernel/doc/src')
| -rw-r--r-- | lib/kernel/doc/src/application.xml | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/kernel/doc/src/application.xml b/lib/kernel/doc/src/application.xml index 51a3311ec2..3513e2b592 100644 --- a/lib/kernel/doc/src/application.xml +++ b/lib/kernel/doc/src/application.xml @@ -108,12 +108,14 @@ <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.</p> + 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> <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, |