user manual

+length
Specifies the length of the memory address range. This
parameter is mandatory when end-address is not
specified.
expr1, expr2, ....
Specifies a variable or pattern to be searched. The pattern
can be a variable, hexadecimal character, a character, or
a string value. The character pattern must be enclosed
within single quotes. The string pattern must be enclosed
within double quotes. This parameter is mandatory.
The $numfound variable contains the number of patterns matched within the given
memory address range.
14.14 Command to Search for a Pattern in the Memory Address Space 197