Introduction

If imperial units are listed first, this script flips the words around to put metric first.

Examples

this script turns

• 55 miles (89 km)
• 500 feet (150 m)
• 95 °F (35 °C)
• 2.8 inches (71 mm)

into (respectively)

• 89 kilometres (55 mi)
• 150 metres (500 ft)
• 35 °C (95 °F)
• 71 millimetres (2.8 in)

Installation (English Wikipedia)

importScript("User:Thespaceface/MetricFirst.js");

American Spelling Variant

There is an alternate version for this script that uses US Spelling standards (e.g., "Kilometer" vs. "Kilometre")

To Install that:

importScript("User:Thespaceface/MetricFirstAmericanSpelling.js");