guides:programstyle:whitespace
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Both sides previous revisionPrevious revisionNext revision | Previous revision | ||
guides:programstyle:whitespace [2020/08/04 17:14] – [Consistently use a single style for brace placement.] wikiadmin | guides:programstyle:whitespace [2024/07/25 15:01] (current) – external edit 127.0.0.1 | ||
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* **vi** | * **vi** | ||
* In vi, add //set expandtab// to your .vi, .exrc, vimrc or other | * In vi, add //set expandtab// to your .vi, .exrc, vimrc or other | ||
+ | * **nano** | ||
+ | * In nano, add //set tabstospaces// | ||
+ | * You can also set the size of the indentation with //set tabsize 4// (or whatever size you wish). | ||
+ | |||
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Several styles are approved in the local style guide. | Several styles are approved in the local style guide. | ||
- | ===== Allman | + | === Allman === |
In the Allman style, braces associated with the start of a control statement begin on the next line, indented at the same level. | In the Allman style, braces associated with the start of a control statement begin on the next line, indented at the same level. | ||
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} | } | ||
</ | </ | ||
- | ===== K&R OTBS ===== | + | === K&R OTBS === |
In this style, the opening brace is placed at the end of the beginning of a control structure. | In this style, the opening brace is placed at the end of the beginning of a control structure. | ||
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} | } | ||
</ | </ | ||
+ | |||
+ | While either style is acceptable, programmers should select a single style and employ it constantly. | ||
==== Place spaces between operators in statements. ==== | ==== Place spaces between operators in statements. ==== | ||
- | ==== Do not exceed 80 characters | + | |
+ | Proper spacing in statements, especially mathematical calculations make it easier to read these statements. | ||
+ | |||
+ | Unacceptable example: | ||
+ | <code c++> | ||
+ | for(i=0; | ||
+ | ... | ||
+ | } | ||
+ | |||
+ | x = r*cos(theta)*sin(phi); | ||
+ | |||
+ | r1 = (-b+sqrt(4*a*c))/ | ||
+ | </ | ||
+ | |||
+ | Acceptable example: | ||
+ | <code c++> | ||
+ | for(i = 0; i < 20; i++) { | ||
+ | ... | ||
+ | } | ||
+ | |||
+ | x = r * cos(theta) * sin(phi); | ||
+ | |||
+ | r1 = (-b + sqrt(4*a*c)) / (2*a); | ||
+ | </ |
guides/programstyle/whitespace.1596561296.txt.gz · Last modified: 2024/07/25 15:01 (external edit)