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<< Click to Display Table of Contents >> Navigation: Multi-Protocol MasterOPC Server > Lua 5.1 Reference Manual > The Language and syntax > Expressions > Concatenation |
The string concatenation operator in Lua is denoted by two dots (’..’). If both operands are strings or numbers, then they are converted to strings according to the rules mentioned in 2. Coercion . Otherwise, the "concat" metamethod is called.