Get a new interface.

Create a new sheet data.

Get a new interface.

* Provide a simple function to remove white space and to lower case before comparing */.

Hold the struct need to create a tree.

Hold the structs need to create a tree.

Hold the struct need to create a tree.

Hold a base type document.

Hold the struct need to create a tree.

Store the forms metadata.

Store the forms metadata.

* Used to store a row of data */.

* Used to store a row of data */.

* * An interface type to hold a document or directory */.

ByAge implements sort.Interface for []Person based on the Age field.

Define a function.