PEAR_Dependency::checkPackage()
Parameter
- string &$errmsg
this variable will contains an error message, if check fail
- string $name
Name of the package to test
- string $req
Required package version to compare with
- string $relation
How to compare versions with eachother
Return value
mixed - FALSE if dependency could be resolved successfully(!); or an PEAR_DEPENDENCY_* constant in case of unresolved dependency.
