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add message about ereg_ vs str_

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Miles Lott 2003-12-05 14:15:25 +00:00
parent f8e449ef62
commit 92286557d2
1 changed files with 8 additions and 4 deletions
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12
phpgwapi/doc/coding_standard.txt
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@ -112,15 +112,19 @@ if ($a)
15) (int)$var is preferred vs. intval($var). Also, is_int()/is_string()/is_array()
should be used instead of gettype() where possible.
16) Use the api function, copyobj($oldobject,$newobject), instead of
16) str_ functions should be used instead of ereg_ for simple text replacement, etc.
For example, ereg_replace(';','',$string) is much slower than str_replace(';','',$string.
Of course, for complicated regular expressions, you may still need ereg_.
17) Use the api function, copyobj($oldobject,$newobject), instead of
$newobject = $oldobject. This is for performance when using php5.
17) Try to avoid creating new objects when the api-created ones will work.
18) Try to avoid creating new objects when the api-created ones will work.
This is a performance issue. You might also be able to use copyobj() and then
call the constructor of the class if another version of the object exists
already.
18) Do not use, e.g., global $var; unless absolutely necessary. Please
19) Do not use, e.g., global $var; unless absolutely necessary. Please
consider developing with register_globals=off to understand why.
19) Thanks for following these rules :)
20) Thanks for following these rules :)