Bash Arithmetic
suggest changeSyntax
- $(( EXPRESSION )) - Evaluates expression and returns its result.
- expr EXPRESSION - Prints result of EXPRESSION to stdout.
Parameters
Parameter | Details | —— | —— | EXPRESSION | Expression to evaluate |
Remarks
A space (” “) is required between each term (or sign) of the expression. “1+2” won’t work, but “1 + 2” will work.
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