in C++ what does this code means?
I was working on linked lists and found a sample. In that sample it says 

`while (currNode && index > currIndex) `

so here, whats the boolean value of currNode?




in C++ what does this code means?
===

I was working on linked lists and found a sample. In that sample it says 

`while (currNode && index > currIndex) `

so here, whats the boolean value of currNode?



