Decimal floating point number to binary: Difference between revisions
Decimal floating point number to binary (view source)
Revision as of 00:11, 14 March 2020
, 4 years agoRename Perl 6 -> Raku, alphabetize, minor clean-up
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</lang>
=={{header|dc}}==▼
{{works with|dc|1.3.95 (GNU bc 1.06.95)}}▼
Interactively:▼
<lang bash>$ dc▼
2o▼
23.34375 p▼
10111.01011000000000000▼
q▼
$ dc▼
2i▼
1011.11101▼
p▼
11.90625▼
q▼
$</lang>▼
Directly on the command line:▼
<lang bash>$ dc -e '2o 23.34375 p'▼
10111.01011000000000000▼
$ dc -e '2i 1011.11101 p'▼
11.90625▼
$ echo '2o 23.34375 p' | dc▼
10111.01011000000000000▼
$ echo '2i 1011.11101 p' | dc▼
11.90625▼
$</lang>▼
From the manpage: "To enter a negative number, begin the number with '_'. '-' cannot be used for this, as it is a binary operator for subtraction instead."▼
<lang bash>$ dc -e '2o _23.34375 p'▼
-10111.01011000000000000▼
$ dc -e '2i _1011.11101 p'▼
-11.90625▼
$</lang>▼
=={{header|D}}==
Line 124 ⟶ 90:
-23.3438
11.906250</pre>
▲=={{header|dc}}==
▲{{works with|dc|1.3.95 (GNU bc 1.06.95)}}
▲Interactively:
▲<lang bash>$ dc
▲2o
▲23.34375 p
▲10111.01011000000000000
▲q
▲$ dc
▲2i
▲1011.11101
▲p
▲11.90625
▲q
▲$</lang>
▲Directly on the command line:
▲<lang bash>$ dc -e '2o 23.34375 p'
▲10111.01011000000000000
▲$ dc -e '2i 1011.11101 p'
▲11.90625
▲$ echo '2o 23.34375 p' | dc
▲10111.01011000000000000
▲$ echo '2i 1011.11101 p' | dc
▲11.90625
▲$</lang>
▲From the manpage: "To enter a negative number, begin the number with '_'. '-' cannot be used for this, as it is a binary operator for subtraction instead."
▲<lang bash>$ dc -e '2o _23.34375 p'
▲-10111.01011000000000000
▲$ dc -e '2i _1011.11101 p'
▲-11.90625
▲$</lang>
=={{header|Elixir}}==
Line 885:
23.34375 => 10111.01011
1011.11101 => 11.90625</pre>
=={{header|OCaml}}==
Line 1,189 ⟶ 1,188:
11.90625</pre>
=={{header|Perl 6}}==▼
<lang perl6>given "23.34375" { say "$_ => ", :10($_).base(2) }▼
given "1011.11101" { say "$_ => ", :2($_).base(10) }</lang>▼
{{out}}▼
<pre>23.34375 => 10111.01011▼
1011.11101 => 11.90625</pre>▼
=={{header|Phix}}==
Handles bases 2..36. Does not handle any form of scientific notation.
Line 1,401 ⟶ 1,394:
"1.000000000"
0.99951171875</pre>
(formerly Perl 6)
▲<lang perl6>given "23.34375" { say "$_ => ", :10($_).base(2) }
▲given "1011.11101" { say "$_ => ", :2($_).base(10) }</lang>
▲{{out}}
▲<pre>23.34375 => 10111.01011
▲1011.11101 => 11.90625</pre>
=={{header|REXX}}==
Line 1,687 ⟶ 1,688:
}</lang>
{{Out}}Experience running it in your browser by [https://scastie.scala-lang.org/auzWgFqCRBaYoOaJV92tgw Scastie (remote JVM)].
=={{header|Sidef}}==
<lang ruby>func dec2bin(String n) {
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