Strings and Characters

String Character Literals

Concatenate strings

String Encoding and Decomposition

Examine and compare strings

Reversing Strings

Check if String contains Characters from a Defined Set

String Iteration

Unicode

Splitting a String into an Array

Formatting Strings

Converting Swift string to a number type

Uppercase and Lowercase Strings

Convert String to and from Data NSData

Remove characters from a string not defined in Set

Count occurrences of a Character into a String

Remove leading and trailing WhiteSpace and NewLine

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