// For each character with an entry in allkeys.txt, overwrite the implicit
// entry in $this->weights that came from the UCD.
// Also gather a list of tertiary weights, for use in selecting the group header
- while ( false !== ( $line = fgets( $file ) ) ) {
+ while ( ( $line = fgets( $file ) ) !== false ) {
// We're only interested in single-character weights, pick them out with a regex
$line = trim( $line );
if ( !preg_match( '/^([0-9A-F]+)\s*;\s*([^#]*)/', $line, $m ) ) {