Template:Spellnum/doc

The Template:Spellnum spells the number in parameter 1 as the equivalent words in English. It shows how to say a specific number, such as: 2,024 – "two thousand twenty-four". The largest number supported is over 20 trillion ($20,000,000,000,000$), with up to 5 decimal digits: 20,999,999,999,999.12345. Any commas in the input are ignored.
 * Usage: {&#123;spellnum|345}}      → three hundred forty-five
 * {&#123;spellnum|345|sp=en}} → three hundred and forty-five  (has "and")
 * {&#123;spellnum|0.64}}  → zero point six four
 * {&#123;spellnum|12.015|case=u}} → Twelve point zero one five
 * {&#123;spellnum|946000121}} →
 * {&#123;spellnum|33+1/2}}    →
 * {&#123;spellnum|2450|adj=on}}  →
 * {&#123;spellnum|876000200000}}  →
 * {&#123;spellnum|876E9}}  →
 * {&#123;spellnum|5E9}}  →
 * {&#123;spellnum|1.32E13}}  →

Optional parameters are:
 * case=U (or: case=L) – show as upper-case capital or lower-case.
 * sp=en (or: sp=us)  – show British variant spellings with "and".
 * adj=on  – show adjective form, with hyphens between words.