常用Build-in Keywords

1. Variables

　　|- Set variable

　　|- Create list

　　|- Evaluate

　　|- Get variable

2. Conditional

　　|- Run Keyword If

　　|- Run Keyword And Continue On Failure 

　　|- Run Keyword If Test Passed

　　|- Run Keyword And Expect Error

　　|- Run Keyword And Ignore Error

　　|- Run Keyword And Return Status

3. Assertion

　　|- Should Contain

　　|- Should Be Equal

　　|- Should Match Regexp

4. Flow Control

　　|- For

　　|- Exit For Loop

　　|- Continue For Loop