Module:Check isxn: Difference between revisions
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Line 79:
function check_ismn (id)
local text;
local valid_ismn = true;
Line 109 ⟶ 108:
function check_issn(id)
local issn_copy = id; -- save a copy of unadulterated issn; use this version for display if issn does not validate
local text;
local valid_issn = true;
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