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| 1 | -- Separa una cadena (str) según el patrón (pat) que le | |
| 2 | -- indiquemos. | |
| 3 | function split(str, pat) | |
| 4 | local t = {} -- NOTE: use {n = 0} in Lua-5.0
| |
| 5 | local fpat = "(.-)" .. pat | |
| 6 | local last_end = 1 | |
| 7 | local s, e, cap = str:find(fpat, 1) | |
| 8 | while s do | |
| 9 | if s ~= 1 or cap ~= "" then | |
| 10 | table.insert(t,cap) | |
| 11 | end | |
| 12 | last_end = e+1 | |
| 13 | s, e, cap = str:find(fpat, last_end) | |
| 14 | end | |
| 15 | if last_end <= #str then | |
| 16 | cap = str:sub(last_end) | |
| 17 | table.insert(t, cap) | |
| 18 | end | |
| 19 | return t | |
| 20 | end |
