Bash "IF STATMENT with Decimal condition check" [duplicate]

Question

how to use decimal condition check with IF STATEMENT. below program gives an error while checking the if condition.

#!/bin/sh usep=$(uptime | awk '{ print $10 }') usep1=$(echo $usep | awk '{ print $1}' | cut -d'%' -f1)`enter code here` usep1=${usep1%/} usep2=${usep1%,} # Remove "," echo $usep2 if [ $usep2 <= 0.1 ]; then echo $usep2 fi

Use -le for comparing numbers not <=

Mark Setchell
– Mark Setchell

2014-06-24 18:33:48 +00:00
Commented Jun 24, 2014 at 18:33 — Mark Setchell
– Mark Setchell, Commented Jun 24, 2014 at 18:33
Sorry, ignore that if floats.

Mark Setchell
– Mark Setchell

2014-06-24 18:34:31 +00:00
Commented Jun 24, 2014 at 18:34 — Mark Setchell
– Mark Setchell, Commented Jun 24, 2014 at 18:34

anubhava · Accepted Answer · 2014-06-24 18:35:44Z

1

For floating point arithmetic you can use awk:

awk -v s="$usep2" 'BEGIN{if (s < 0.1) print s}'

answered Jun 24, 2014 at 18:35

anubhava

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