31 lines
647 B
Markdown
31 lines
647 B
Markdown
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---
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title: external_command
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id: external_command
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weight: 20
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draft: false
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author: "people"
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---
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## NAME
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external_command
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## SYNOPSIS
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pass a command to the operating system for execution and return the result
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## USAGE
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```
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local dsys = require "lib/dtutils.system"
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local result = dsys.external_command(command)
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```
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**command** - _string_ - a string containing the command and arguments to be passed to the operating system for execution.
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## DESCRIPTION
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**external_command** passes a command to the operating system for execution and returns the results.
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## RETURN VALUE
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**result** - _number_ = the return value signalling success or failure.
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