"my" variable $blah masks earlier declaration in same scope

"my" variable $x masks earlier declaration in same scope

"our" variable $x masks earlier declaration in same scope

"my" variable $h masks earlier declaration in same scope

"my" variable $foo masks earlier declaration in same scope

����������������������������Unescaped left brace in regex is deprecated here (and will be fatal in Perl 5.30), passed through in regex; marked by <-- HERE in m/HASH(0x55fb2c3c60d8)-\>{ <-- HERE b}/

Unescaped left brace in regex is deprecated here (and will be fatal in Perl 5.30), passed through in regex; marked by <-- HERE in m/A=HASH(0x55fb2c3c6048)-\>{ <-- HERE cat}/

Unescaped left brace in regex is deprecated here (and will be fatal in Perl 5.30), passed through in regex; marked by <-- HERE in m/HASH(0x55fb2d828698)-\>{ <-- HERE b}/

Unescaped left brace in regex is deprecated here (and will be fatal in Perl 5.30), passed through in regex; marked by <-- HERE in m/A=HASH(0x55fb2d830800)-\>{ <-- HERE cat}/