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protected function MigrationLookup::isValid in Drupal 8

Same name and namespace in other branches
  1. 9 core/modules/migrate/src/Plugin/migrate/process/MigrationLookup.php \Drupal\migrate\Plugin\migrate\process\MigrationLookup::isValid()

Determines if the value is valid for lookup.

The only values considered invalid are: NULL, FALSE, [] and "".

Parameters

string $value: The value to test.

Return value

bool Return true if the value is valid.

File

core/modules/migrate/src/Plugin/migrate/process/MigrationLookup.php, line 297

Class

MigrationLookup
Looks up the value of a property based on a previous migration.

Namespace

Drupal\migrate\Plugin\migrate\process

Code

protected function isValid($value) {
  return !in_array($value, [
    NULL,
    FALSE,
    [],
    "",
  ], TRUE);
}