function validate_csv_header in Metatag Import Export CSV 8

File upload validator.

This has to be procedural because of file_validate().

Parameters

FileInterface $file: The uploaded file.

File

./metatag_import_export_csv.module, line 17

Code

function validate_csv_header(FileInterface $file) {
  return \Drupal\metatag_import_export_csv\MetatagImport::validateCsvHeader($file);
}