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  1. #!/bin/bash
  2. lsb_release -a
  3. printf -v my_integer "%.0f" "2.2e+6"
  4. echo "$my_integer"
Success #stdin #stdout #stderr 0.08s 11296KB
stdin
Standard input is empty
stdout
Distributor ID:	Ubuntu
Description:	Ubuntu 19.04
Release:	19.04
Codename:	disco
2200000
stderr
No LSB modules are available.