Use of template

Question

Guys I wanted to know what's the use of template type in c++

Answer 1

Nice information pls have a read ;
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https://www.tutorialspoint.com/cplusplus/cpp_templates.htm

Answer 2

"Template functions can save a lot of time, because they are written only once, and work with different types.
Template functions reduce code maintenance, because duplicate code is reduced significantly.”
Taken straight from this lesson: https://www.sololearn.com/learn/CPlusPlus/1914/