Install fmtlib with Conan according to the official getting started guide: https://docs.conan.io/en/latest/getting_started.html#a-timer-using-poco-libraries

1. Create projects directory

mkdir project && cd project

2. Create your projects cpp files

touch main.cpp

3. Create conanfile.txt

[requires]
fmt/5.2.0@bincrafters/stable

[generators]
cmake

4. Create your CMakeLists.txt

project(ConanTest)
cmake_minimum_required(VERSION 3.12.0)
add_definitions("-std=c++11")

include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
conan_basic_setup()

add_executable(main main.cpp)
target_link_libraries(main ${CONAN_LIBS})

5. Setup build directory

mkdir build && cd build

6. Install Conan dependencies

conan install ..

7. Build missing depenencies If depencies are not available in the official repository, they need to be build.

conan install --build missing ..

8. Building the project

ccmake ..
cmake --build .

9. Run the executable