Artifact 2318f1c0d74a75b14d8613d2a226d8f57c64fbf4883bb2c778e7517bebc9f4c1:

• File single_doc/lua_lib/程语_月_基类_字串_始缀与终缀.lua — part of check-in [60c256f91b] at 2024-06-27 23:36:58 on branch trunk — 0 (user: 顽雨沉风, size: 584) [annotate] [blame] [check-ins using]
• File 残局文料/lua_lib/程语_月_基类_字串_始缀与终缀.lua — part of check-in [89f423ff38] at 2024-02-13 07:31:23 on branch trunk — 好 (user: 顽雨沉风, size: 584) [annotate] [blame] [check-ins using]

local d_3 = {}
--~ 加
function d_3.加始缀_基态(u1, u2)
  return u2 .. u1
  end
function d_3.加终缀_基态(u1, u2)
  return u1 .. u2
  end
--~ 加_分_确保
--~ function d_3.加前缀_确保态(u1, u2, u3)
--~ 筛文库.返全文(u1, )
--~ local h1
--~ h1 = d_3.删前缀(u1, u2, u3)
--~ return u2 .. u1
--~ end
--~ 减
function d_3.减始缀_基态(u1, u2)
  if u1:startswith(u2) then
    return u1:sub(#u2 + 1)
    end
  end
function d_3.减终缀_基态(u1, u2)
  if u1:endswith(u2) then
    return u1:sub(1, #u1 - #u2)
    end
  end
return d_3