how to create one .vcf file for all the contact in android

Question

i want to crate one .vcf for all contact using below code . the below code is work fine to crate .vcf file but it storing only one contact. please help me..

Answer 1

You are overwriting the file for each contact.

Pass true as second parameter to new FileOutputStream(...) in order to append to the file.

Better yet, do not re-open the file for each write in the loop.