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1 paź 2015 · How can I check if the text is found somewhere in the string? There are 2 options to find matching text; string.match or string.find. Both of these perform a Lua patten search on the string to find matches. Returns the startIndex & endIndex of the substring found.
7 mar 2013 · string.find(), by default, does not find strings in strings, it finds patterns in strings. More complete info can be found at the link, but here is the relevant part; The '.' represents a wildcard character, which can represent any character. To actually find the string ., the period needs to be escaped with a percent sign, %.
All versions are available for download. The current version is Lua 5.4 and its current release is Lua 5.4.7. The main repository of Lua modules is LuaRocks. See also Awesome Lua. Pre-compiled Lua libraries and executables are available at LuaBinaries. The lua-users wiki lists many user-contributed addons for Lua.
The following module (stringlua.lua) partially reimplements Lua's string library (mainly `string.match` and `string.find`) in Lua 5.1. This is a fairly direct port of [lstrlib.c] to Lua.
Searches for the first occurrence of a pattern in a string and returns the start and end indices of the match. If no match is found, it returns nil. You can specify where to start the search using the optional init parameter which defaults to 1 and can be negative.
The `string.find` function in Lua is a powerful tool that allows developers to search for substrings within larger strings. This function is noteworthy because of its capability to harness Lua's pattern matching system, making it more versatile than traditional substring search functions.
The basic use of string.find is to search for a pattern inside a given string, called the subject string. The function returns the position where it found the pattern or nil if it could not find it. The simplest form of a pattern is a word, which matches only a copy of itself.
