Especially the indentation.
phpedit seems to be go开发者_如何学运维od,but it's not free.
NetBeans version 6.8 it's free and has symfony support. http://netbeans.org/
I don't know how much support you want to have for symfony, but every good editor should support syntax highlighting and indentation.
E.g. Komodo Edit
For more ideas have a look at this question: https://stackoverflow.com/questions/6166/any-good-php-ide-preferably-free-or-cheap
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