Why we choose lambda functions while there is a better way?

Question

I can't get the usage of lambda functions.

Answer 1

lambda functions are jst for a particular purpose, instead of writing a function of 3 lines, lambdas shorten it to just a line, if u want to test or check something in a program, use lambdas

Answer 2

lambdas are often used if you want to declare a function on the fly, for example a small callback for something asyncrounous or a function that you can apply to a vector using std::transform and similar functions or more general when you need to pass a small function to a function