function DatabaseSchema::fieldNames

Return an array of field names from an array of key/index column specifiers.

This is usually an identity function but if a key/index uses a column prefix specification, this function extracts just the name.

Parameters

$fields: An array of key/index column specifiers.

Return value

An array of field names.

File

includes/database/schema.inc, line 751

Class

DatabaseSchema

Base class for database schema definitions.

Code

public function fieldNames($fields) {
    $return = array();
    foreach ($fields as $field) {
        if (is_array($field)) {
            $return[] = $field[0];
        }
        else {
            $return[] = $field;
        }
    }
    return $return;
}