Tokenize a string: Difference between revisions
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m (→{{header|REXX}}: added needed 1st statement for REXX programs. -- ~~~~) |
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print(unpack(record:match"hello,how,are,you,today"))</lang> |
print(unpack(record:match"hello,how,are,you,today"))</lang> |
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A different solution using the string-library of Lua: |
A different solution using the string-library of Lua: (skips empty columns) |
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<lang lua>str = "Hello,How,Are,You,Today" |
<lang lua>str = "Hello,How,Are,You,Today" |
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tokens[#tokens+1] = w |
tokens[#tokens+1] = w |
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end |
end |
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for i = 1, #tokens do |
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print( tokens[i] ) |
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end</lang> |
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e.g. to split a string with a delimiter of | AND allowing for empty values: (NOTE: This can probably be cleaned up) |
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<lang lua>str = "Hello|How|Are|You||Today" |
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tokens = {} |
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for w in string.gmatch( str, "([^|]*)|?" ) do |
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tokens[#tokens+1] = w |
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end |
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table.remove(tokens)--pops off the last empty value, because without doing |? we lose the last element. |
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for i = 1, #tokens do |
for i = 1, #tokens do |
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