- ``config`` will list all config key.\r
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+ ``config ASCII_ART`` will output current value of *ASCII_ART* config key.\r
- + ``config ASCII_ART default`` will output default value of *ASCII_ART* config key.\r
- + ``config ASCII_ART = False`` will set value of *ASCII_ART* config key to *False*.\r
+ + ``config TREND_MAX default`` will output default value of *TREND_MAX* config key.\r
+ + ``config CUSTOM_CONFIG drop`` will drop *CUSTOM_CONFIG* config key.\r
+ + ``config IMAGE_ON_TERM = true`` will set value of *IMAGE_ON_TERM* config key to *True*.\r
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**Screening Commands**\r
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