Question

write the stpes to merge main document with data source​

Answer 1

Answer:

In Mailings Tab under Write & Insert Fields sub-task, click on the Insert Merge Field to insert merge fields where you want to merge addresses from the data source to be inserted on the labels document. Click Insert Merge Field and then click the field name you want to be inserted and click OK.

Answer 2

Answer:

The length() method is a static method of String class. The length() returns the length of a string object i.e. the number of characters stored in an object.