Which one is false regarding given code snippet?

let paths $=$ Bundle.main.paths$($forResourcesOfType: $"$png$",$ inDirectory: "NumberIcons"$)$

for path in paths

$\{$

if path.hasSuffix$("$png$")\{$ print$($path$)\}$

$\}$

$1.$path is String type variable.

$2.$Looks for only $.$png files in NumberIcons files.

$3.$paths is dictionary type variable.

$4.$hasSuffix$()$ is a method defined over string variables.