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# PEAR_DependencyDB::assertDepsDB()

PEAR_DependencyDB::assertDepsDB() -- Create the dependency database, if it doesn't exist. Error if the database is newer than the code reading it.

## Synopsis

    require_once '/DependencyDB.php';

``void|PEAR_Error PEAR_DependencyDB::assertDepsDB` ()`

## Description

Assert that the dependency database exists, and attempt to create it if it doesn't.

## Throws

throws no exceptions thrown

## Note

This function can not be called statically.

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Class Summary PEAR_DependencyDB | Up | PEAR_DependencyDB::dependsOn()