+ // Calculate the values of the operand symbols
+ $number = strval( $number );
+ if ( !preg_match( '/^ -? ( ([0-9]+) (?: \. ([0-9]+) )? )$/x', $number, $m ) ) {
+ wfDebug( __METHOD__.': invalid number input, returning "other"' );
+ return count( $rules );
+ }
+ if ( !isset( $m[3] ) ) {
+ $operandSymbols = array(
+ 'n' => intval( $m[1] ),
+ 'i' => intval( $m[1] ),
+ 'v' => 0,
+ 'w' => 0,
+ 'f' => 0,
+ 't' => 0
+ );
+ } else {
+ $absValStr = $m[1];
+ $intStr = $m[2];
+ $fracStr = $m[3];
+ $operandSymbols = array(
+ 'n' => floatval( $absValStr ),
+ 'i' => intval( $intStr ),
+ 'v' => strlen( $fracStr ),
+ 'w' => strlen( rtrim( $fracStr, '0' ) ),
+ 'f' => intval( $fracStr ),
+ 't' => intval( rtrim( $fracStr, '0' ) ),
+ );
+ }
+