In Lua "3"+4 is an error. Concatenation is a different operator than add, specif... | Hacker News

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		JoshuaScholar on July 1, 2015 \| parent \| context \| favorite \| on: John Carmack working on Scheme as a VR scripting l... In Lua "3"+4 is an error. Concatenation is a different operator than add, specifically to avoid confusing coersions.

ggilles on July 1, 2015 | [–]

Try it:

    Lua 5.1.5  Copyright (C) 1994-2012 Lua.org, PUC-Rio
    > ="3" + 4
    7

JoshuaScholar on July 1, 2015 | [–]

Ah. Well at least there isn't a confusion between add and concat

"3"+4 is 7 4.."3" is "43"

"3hello"+4 is an error

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