# Content Assist preferences

You can customize the Content Assist feature on the Contents Assist panel of the Preferences window. To change the Content Assist preferences click Window > Preferences > C/C++ > Editor > Content Assist.

Content Assist Preference Options

Insert single proposals automatically

Inserts an element into your code when the Content Assist feature finds only one proposal.

Insert common prefixes automatically

Inserts common prefixes.

Completion Proposal Filter

Completion proposal filters may have been supplied with your Eclipse CDT distribution. Completion proposal filters can sort and order the proposals provided by the Content Assist feature to best suit your needs. Select the desired content assist filter from the list of available filters.

Enable "." as trigger

Enable to use "." as a trigger for auto-completion.

Enable "->" as trigger

Enable to use "->" as a trigger for auto-completion.

Enable "::" as trigger

Enable to use "::" as a trigger for auto-completion.

delay (ms)

Specifies the number of milliseconds before Content Assist is activated.

Coding aids

Customizing the C/C++ editor
Working with Content Assist

C/C++ editor preferences