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Wed, 09 February 2005 20:44

Naveen Verma
Messages: 60
Registered: August 2004

Member

Hi
what is the difference between $x and ${x}.

Regards
Ravi

Thu, 10 February 2005 02:11

Frank Naude
Messages: 4596
Registered: April 1998

Senior Member

Hi,

It's the same. The {} is used to clearly define the variable from other text.

Consider the following:

$ x=123
$ echo "Value=$x"
Value=123
$ echo "Value=$xm"
Value=
$ echo "Value=${x}m"
Value=123m

Best regards.

Frank

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