((ruu|age|nation|variant|size=optional|name=optional))
Produces a flag icon attached to a wikilinked national under-18, under-20 or under-21 rugby union team article.
Standard examples with country names or 3-letter country codes:
((ruu|21|Australia))
→ Australia((ruu|19|NZL))
→ New Zealand((ruu|20|USA))
→ United States((ruu|20|RSA))
→ South Africa((ruu|20|ENG))
→ England((ruu|20|IRE))
→ IrelandExamples showing effect of optional parameters:
((ruu|20|RSA))
→ South Africa((ruu|18|ZAF|1928))
→ South Africa((ruu|18|ZAF|1928|size=30px))
→ South Africa((ruu|20|HKG|size=30px))
→ Hong Kong((ruu|18|Wales|name=WAL))
→ → WAL((ruu|20|Tonga|noflag=yes))
→ Tonga((ruu|20|NZL|noflag=true))
→ New Zealand((ruu|20|NZL|name=Baby Blacks|noflag=1))
→ Baby Blacks