Simple types / Strings
Empty strings
Character count
Substring search
Substring index
Substring replacement
Getting a substring
Substring insertion
Substring removal
String comparison
String interpolation
Converting to a number
Iterating over a string
Change the case of characters
Removing spaces
Split into an array
Character replacement
Replace multiple characters
Multiline string literal
String concatenation
Concatenating a list of strings
String multiplication
String padding
Escaping characters
let
str =
String
(repeating:
"7"
, count:
3
)
// str is "777"
print
(
"str is '
\(str)
'"
)