String matching: Difference between revisions
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(→{{header|Elixir}}: add Optional requirements) |
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=={{header|Elixir}}== |
=={{header|Elixir}}== |
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The String module has functions that cover the base requirements. |
The String module has functions that cover the base requirements. |
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<lang elixir> |
<lang elixir>s1 = "abcd" |
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s1 = "abcd" |
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s2 = "adab" |
s2 = "adab" |
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s3 = "ab" |
s3 = "ab" |
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String.starts_with?(s2, s3) |
String.starts_with?(s2, s3) |
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# => false |
# => false |
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| ⚫ | |||
| ⚫ | |||
| ⚫ | |||
# => true |
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String.ends_with?(s1, s3) |
String.ends_with?(s1, s3) |
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# => true |
# => true |
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| ⚫ | |||
# Optional requirements: |
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| ⚫ | |||
Regex.run(~r/#{s3}/, s1, return: :index) |
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| ⚫ | |||
# => |
# => [{0, 2}] |
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Regex.run(~r/#{s3}/, s2, return: :index) |
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</lang> |
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# => [{2, 2}] |
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Regex.scan(~r/#{s3}/, "abcabc", return: :index) |
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# => [[{0, 2}], [{3, 2}]]</lang> |
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=={{header|Emacs Lisp}}== |
=={{header|Emacs Lisp}}== |
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