How to resolve the algorithm Execute a system command step by step in the E programming language

Published on 12 May 2024 09:40 PM
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How to resolve the algorithm Execute a system command step by step in the E programming language

Table of Contents

Problem Statement

Run either the   ls   system command   (dir   on Windows),   or the   pause   system command.

Let's start with the solution:

Step by Step solution about How to resolve the algorithm Execute a system command step by step in the E programming language

Source code in the e programming language

def ls := makeCommand("ls")
ls("-l")

def [results, _, _] := ls.exec(["-l"])
when (results) -> {
  def [exitCode, out, err] := results
  print(out)
} catch problem {
  print(`failed to execute ls: $problem`)
}

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