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teena jacobteena jacob 

pass attribute vale set in one component to another component in salesforce lightning

I have a popup in one lightning component which has a text field, the value entered in that field should need to pass to another lightning component so that I can perform the action based on the value in the 2nd component.
Best Answer chosen by teena jacob
GhanshyamChoudhariGhanshyamChoudhari
If two component has
1. parent-child relation then you use Attributes or Methods
2. child-parent relation then you use Component  Events 

If two component doesn't have any relations 
1.  then you use Application Events 

All Answers

GhanshyamChoudhariGhanshyamChoudhari
If two component has
1. parent-child relation then you use Attributes or Methods
2. child-parent relation then you use Component  Events 

If two component doesn't have any relations 
1.  then you use Application Events 
This was selected as the best answer
teena jacobteena jacob
Thanks!