Legacy Documentation
Mathematica 9 (2012)
This is documentation for Mathematica 9, which was
based on an earlier version of Wolfram Language.
View current documentation (Version 15.0)based on an earlier version of Wolfram Language.
BUILT-IN MATHEMATICA SYMBOL
StringJoin 
"s1"<>"s2"<>..., StringJoin["s1", "s2", ...], or StringJoin[{"s1", "s2", ...}]
yields a string consisting of a concatenation of the
.
New in 1