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(Added an example to demonstrate use with patterns) |
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The pattern argument can be a regular expression which allows more complex | The pattern argument can be a regular expression which allows more complex searches. See the [http://lua-users.org/wiki/PatternsTutorial Patterns Tutorial on Lua-Users.org] for more information. We can turn off the regular expression feature by using the optional fourth argument plain. plain takes a boolean value and must be preceded by init. E.g., | ||
> = string.find("Hello Lua user", "%su") -- find a space character followed by "u" | > = string.find("Hello Lua user", "%su") -- find a space character followed by "u" | ||