lines-lua/tablefuncs.lua
2025-06-25 14:01:04 +03:00

27 lines
636 B
Lua

-- Find key by value in table by predicate
---@param table table
---@param value any
---@param pred function
---@return any
function TableFind( table, value, pred )
for key, innervalue in pairs( table ) do
if pred( value, innervalue ) then
return key
end
end
return nil
end
-- Find if value exists in table by predicate
---@param table table
---@param value any
---@param pred function
---@return boolean
function TableHas( table, value, pred )
for _, innervalue in pairs( table ) do
if pred( value, innervalue ) then
return true
end
end
return false
end