Name
[[ ]]
Synopsis
[[ expression
]]
Same as test
expression or [
expression ]
, except that [[ ]]
allows additional operators.
Word splitting and filename expansion are disabled. Note that the
brackets ([ ]
) are typed
literally, and that they must be surrounded by whitespace. See
test.
Additional Operators
| Logical AND of test expressions (short circuit). |
| Logical OR of test expressions (short circuit). |
| First string is lexically "less than" the second. |
| First string is lexically "greater than" the second. |
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