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词条 Module:Gaps
释义

local p = {}

local getArgs

function p.main(frame)

if not getArgs then

getArgs = require('Module:Arguments').getArgs

end

local args = getArgs(frame, {wrappers = 'Template:Gaps'})

local ret = mw.html.create('span')

:css({['white-space'] = 'nowrap',

['font-size'] = args.size})

if args.lhs then

ret:wikitext(args.lhs .. ' = ')

end

local gap = string.lower(args.gap or )

local gapSize, gapUnit = string.match(gap,'([%d%.]+)%s*([ep][mnx])')

local acceptedUnits = { em = 'em', en = 'en', px = 'px' }

gapUnit = acceptedUnits[gapUnit]

if gapSize and gapUnit then

gap = gapSize..gapUnit

else

gap = '0.25em'

end

for k,v in ipairs(args) do

if k == 1 then

ret:wikitext(v)

else

ret:tag('span')

:css('margin-left',gap)

:wikitext(v)

end

end

if args.e then

ret

:tag('span')

:css({['margin-left'] = '0.27em',

['margin-right']= '0.27em'})

:wikitext('×')

:done()

:wikitext(args.base or '10')

:tag('span')

:css('display','none')

:wikitext('^')

:done()

:tag('sup')

-- the double parentheses here are not redundant.

-- they keep the second return value from being passed

:wikitext((mw.ustring.gsub(args.e,'-','−')))

:done()

end

if args.u then

ret:wikitext(' ' .. args.u)

end

return ret

end

return p

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