moved tables from unix programming interface book into its own directory

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tomit4 2022-05-07 16:07:26 -07:00
parent a7e1891218
commit 71091f5647
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------------------ Table 4.4 ------------------
awk Operators (increasing order of precedence)
= += -k *= /= %= assignment; v op= expr is v = v op (expr)
|| OR: expr1 || expr2 true if either is;
expr2 not evaluated if expr1 is true
&& AND: expr1 && expr2 true if both are;
expr2 not evaluated if expr1 is false
! negate value of expression
> >= < <= == != ~ !~ relational operators;
~ and !~ are match and non-match
nothing string concatenation
+ - plus, minus
* / % multiply, divide, remainder
++ -- increment, decrement (prefix or postfix)