##
$ perl -le '$_ = "$4.95"; print'
.95
####
$ perl -wle '$_ = "$4.95"; print'
Use of uninitialized value in concatenation (.) or string at -e line 1.
.95
####
$ perl -wle '$_ = q($4.95); print'
$4.95
####
$ perl -wle '$_ = "\$4.95"; print'
$4.95