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StringProtocol Extension Reference
StringProtocol
protocol StringProtocol : BidirectionalCollection, Comparable, ExpressibleByStringInterpolation, Hashable, LosslessStringConvertible, TextOutputStream, TextOutputStreamable where Self.Element == Character, Self.Index == String.Index, Self.StringInterpolation == DefaultStringInterpolation, Self.SubSequence : StringProtocolThese are a variety of cool String extensions that add some great extra cheese on the pizza.
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Declaration
Swift
var localizedVariant: String { get }Return Value
the localized string (main bundle) for this string.
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From here: https://stackoverflow.com/q/24123518/879365, but modified from here: https://stackoverflow.com/a/55639723/879365
Declaration
Swift
var md5: String { get }Return Value
an MD5 hash of the String
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This extension lets us uppercase only the first letter of the string (used for weekdays). From here: https://stackoverflow.com/a/28288340/879365
Declaration
Swift
var firstUppercased: String { get }Return Value
The string, with only the first letter uppercased.
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The following calculated property comes from this: http://stackoverflow.com/a/27736118/879365
This extension function cleans up a URI string.
Declaration
Swift
var urlEncodedString: String? { get }Return Value
a string, cleaned for URI.
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The opposite of the above
This extension function cleans up a URI string.
Declaration
Swift
var urlDecodedString: String? { get }Return Value
a string, cleaned for URI.
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This allows us to find the first index of a substring.
Declaration
Swift
func index(of inString: Self, options inOptions: String.CompareOptions = []) -> Index?Parameters
ofThe substring we’re looking for.
optionsThe String options for the search.
Return Value
The index of the first occurrence. Nil, if does not occur.
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This allows us to find the last index of a substring.
Declaration
Swift
func endIndex(of inString: Self, options inOptions: String.CompareOptions = []) -> Index?Parameters
ofThe substring we’re looking for.
optionsThe String options for the search.
Return Value
The index of the last occurrence. Nil, if does not occur.
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This returns an Array of indexes that map all the occurrences of a given substring.
Declaration
Swift
func indexes(of inString: Self, options inOptions: String.CompareOptions = []) -> [Index]Parameters
ofThe substring we’re looking for.
optionsThe String options for the search.
Return Value
an Array, containing the indexes of each occurrence. Empty Array, if does not occur.
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This returns an Array of Index Ranges that map all the occurrences of a given substring.
Declaration
Swift
func ranges(of inString: Self, options inOptions: String.CompareOptions = []) -> [Range<Index>]Parameters
ofThe substring we’re looking for.
optionsThe String options for the search.
Return Value
an Array, containing the Ranges that map each occurrence. Empty Array, if does not occur.