How to keep values from multiple pages of form?

I want to make a registration form that separates in 2 pages. The first page asks for user information and the second page which asks for their education background. After fill out and summit both forms, I will show their information that fill out in both forms(like preview page). For now, i th

Problem with associative array

I try to write a program that reads a file with two fields.The first field is a costumer ID and the second is the costumer name by using " ! " as a seperator between 2 fields. Store costumer ID as the key and the costumer name as value into a hash. My code is below, I have a problem that $inf

Problem with associative array

I try to write a program that reads a file with two fields.The first field is a costumer ID and the second is the costumer name by using " ! " as a seperator between 2 fields. Store costumer ID as the key and the costumer name as value into a hash. My code is below, I have a problem that $info{