Category:Dc: Difference between revisions
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(dc commands) |
(array correction & mine also has ~; GNU extension?) |
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Commands in POSIX dc |
Commands in POSIX dc |
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number : push a number |
number : push a number |
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+ - / * % ^ : arithmetic operations |
+ - / * % ^ : arithmetic operations: add sub div mul mod exp |
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sx Sx : pop the stack and save or push it to register x |
sx Sx : pop the stack and save or push it to register x |
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lx Lx : copy | pop the register x to main stack. |
lx Lx : copy | pop the register x to main stack. |
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? : read input and execute. |
? : read input and execute. |
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Y : debug information |
Y : debug information |
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a b |
a b :r : store r[b] = a (r is register) |
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a ;r : retrieve r[b] |
a ;r : retrieve r[b] |
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n : print value without a new line |
n : print value without a new line |
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~ : arithmetic - divmod |
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| : arithmetic - modular exponentiation |
| : arithmetic - modular exponentiation |
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r : swap the top two elements |
r : swap the top two elements |
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