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Using CUT command to get only numerals from a string

 
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# 1  
Old 05-13-2009
Using CUT command to get only numerals from a string
I need help to get only the numerals from a string

Ex :

var1=Nightfox has 2 red apple(s)

I need to cut only the numeral 2 and move it to a variable.

var2=`$var1 | cut -c 14`

the cut by character doesnt work, how to get only the numeral ?
# 2  
Old 05-13-2009
Code:
echo $var1 |grep -Eo "[0-9]+"

# 3  
Old 05-13-2009
It worked, thnx
 
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