Editing Talk:1171: Perl Problems
Please sign your posts with ~~~~ |
Warning: You are not logged in. Your IP address will be publicly visible if you make any edits. If you log in or create an account, your edits will be attributed to your username, along with other benefits.
The edit can be undone.
Please check the comparison below to verify that this is what you want to do, and then save the changes below to finish undoing the edit.
Latest revision | Your text | ||
Line 31: | Line 31: | ||
::"I don't understand why so many people have problems with regular expressions." I think there are a few reasons | ::"I don't understand why so many people have problems with regular expressions." I think there are a few reasons | ||
− | ::1: the syntax crams everything together giving the coder little scope for laying things out. As the number of levels of nesting increases this makes it very hard | + | ::1: the syntax crams everything together giving the coder little scope for laying things out. As the number of levels of nesting increases this makes it very hard |
::2: the way syntax characters are mixed with literal characters without clear delimination makes it very difficult for those who are not intimately famility with the format to quickly distinguish which is syntax and what is literal text to be matched (see shell script for an example of a programming language that has the same problem) or to curse when they don't realise a paticular character is used as syntax. | ::2: the way syntax characters are mixed with literal characters without clear delimination makes it very difficult for those who are not intimately famility with the format to quickly distinguish which is syntax and what is literal text to be matched (see shell script for an example of a programming language that has the same problem) or to curse when they don't realise a paticular character is used as syntax. | ||
::3: there is little in the way of debugging support when a regex doesn't match the way you expect it to. | ::3: there is little in the way of debugging support when a regex doesn't match the way you expect it to. |