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W4IC4QIZV4AROXG4LDQOXBXEHNX66WP4BMXL4BWUKU6JGZFIWD4QC
7JEYXICU3ADDBDE7N6KLIA7F32FCEEZF7MIKK7O3KXWFZSNKTYNQC
R5QXEHUIZLELJGGCZAE7ATNS3CLRJ7JFRENMGH4XXH24C5WABZDQC
JOPVPUSAMMU6RFVDQR4NJC4GNNUFB7GPKVH7OS5FKCYS5QZ53VLQC
local len = utf8.len(s) local offset = Text.offset(s, math.min(pos+1, len+1)) local s_before = s:sub(1, offset-1)--? print('^'..s_before..'$')
local len = utf8.len(s)
local offset = Text.offset(s, math.min(pos+1, len+1))
local s_before = s:sub(1, offset-1)
--? print('^'..s_before..'$')