lib/Configuration.php
function merge(self $config): void {
    foreach ($config as $key => $value) $this[$key] = $value;
  }
function merge(self $config): void {
    foreach ($config as $key => $value) $this[$key] = $value;
  }
function merge ( self $ config ) : void { foreach ( $ config as $ key => $ value ) $ this [ $ key ] = $ value ; }
Adds all entries of the specified configuration to this one.
@param self $config The configuration to be merged.
Adds all entries of the specified configuration to this one .