Doctrine\DBAL\Migrations\Configuration\Configuration::getPrevVersion PHP Method

Configuration Class Documentation Show file Open project: doctrine/migrations

getPrevVersion() public method

Returns the version prior to the current version.
public getPrevVersion ( ) : string | null
return string | null A version string, or null if the current version is the first. 
    public function getPrevVersion()
    {
        return $this->getRelativeVersion($this->getCurrentVersion(), -1);
    }
Configuration
__construct
areMigrationsOrganizedByYear
areMigrationsOrganizedByYearAndMonth
connect
createMigrationTable
ensureMigrationClassExists
ensureOrganizeMigrationsIsCompatibleWithFinder
findMigrations
formatVersion
generateVersionNumber
getAvailableVersions
getConnection
getCurrentVersion
getDateTime
getLatestVersion
getMigratedVersions
getMigrations
getMigrationsColumnName
getMigrationsDirectory
getMigrationsNamespace
getMigrationsTableName
getMigrationsToExecute
getName
getNextVersion
getNumberOfAvailableMigrations
getNumberOfExecutedMigrations
getOutputWriter
getPrevVersion
getRelativeVersion
getVersion
hasVersion
hasVersionMigrated
registerMigration
registerMigrations
registerMigrationsFromDirectory
resolveVersionAlias
setMigrationsAreOrganizedByYear
setMigrationsAreOrganizedByYearAndMonth
setMigrationsColumnName
setMigrationsDirectory
setMigrationsFinder
setMigrationsNamespace
setMigrationsTableName
setName
setOutputWriter
shouldExecuteMigration
validate