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JGString
JGString is a lightweight string extension for Swift.
Installation
JGString is available through CocoaPods. To install
it, simply add the following line to your Podfile:
pod "JGString"
Usage
import JGString
Methods
between(left, right)
"foo".between(left: "", "") // "foo"
"foo".between(left: "", "") // "foo"
"foo".between(left: "", "") // nil
"Some strings } are very {weird}, dont you think?".between(left: "{", "}") // "weird"
"".between(left: "", "") // nil
"foo".between(left: "", "") // nil
camelize()
"os version".camelize() // "osVersion"
"HelloWorld".camelize() // "helloWorld"
"someword With Characters".camelize() // "somewordWithCharacters"
"data_rate".camelize() // "dataRate"
"background-color".camelize() // "backgroundColor"
capitalize()
"hello world".capitalize() // "Hello World"
chompLeft(string)
"foobar".chompLeft(prefix: "foo") // "bar"
"foobar".chompLeft(prefix: "bar") // "foo"
chompRight(string)
"foobar".chompRight("bar") // "foo"
"foobar".chompRight("foo") // "bar"
collapseWhitespace()
" String \t libraries are \n\n\t fun\n! ".collapseWhitespace() // "String libraries are fun !")
contains(substring)
"foobar".contains("foo") // true
"foobar".contains("bar") // true
"foobar".contains("something") // false
count(string)
"hi hi ho hey hihey".count(substring: "hi") // 3
decodeHTML()
"The Weekend ‘King Of The Fall’".decodeHTML() // "The Weekend ‘King Of The Fall’"
" 4 < 5 & 3 > 2 . Price: 12 €. @ ".decodeHTML() // " 4 < 5 & 3 > 2 . Price: 12 €. @ "
"this is so "good"".decodeHTML() // "this is so \"good\""
endsWith(suffix)
"hello world".endsWith(suffix: "world") // true
"hello world".endsWith(suffix: "foo") // false
ensureLeft(prefix)
"/subdir".ensureLeft(prefix: "/") // "/subdir"
"subdir".ensureLeft(prefix: "/") // "/subdir"
ensureRight(suffix)
"subdir/".ensureRight(suffix: "/") // "subdir/"
"subdir".ensureRight(suffix: "/") // "subdir/"
indexOf(substring)
"hello".indexOf(substring: "hell"), // 0
"hello".indexOf(substring: "lo"), // 3
"hello".indexOf(substring: "world") // nil
initials()
"First".initials(), // "F"
"First Last".initials(), // "FL"
"First Middle1 Middle2 Middle3 Last".initials() // "FMMML"
initialsFirstAndLast()
"First Last".initialsFirstAndLast(), // "FL"
"First Middle1 Middle2 Middle3 Last".initialsFirstAndLast() // "FL"
isAlpha()
"fdafaf3".isAlpha() // false
"afaf".isAlpha() // true
"dfdf--dfd".isAlpha() // false
isAlphaNumeric()
"afaf35353afaf".isAlphaNumeric() // true
"FFFF99fff".isAlphaNumeric() // true
"99".isAlphaNumeric() // true
"afff".isAlphaNumeric() // true
"-33".isAlphaNumeric() // false
"aaff..".isAlphaNumeric() // false
isEmpty()
" ".isEmpty() // true
"\t\t\t ".isEmpty() // true
"\n\n".isEmpty() // true
"helo".isEmpty() // false
isNumeric()
"abc".isNumeric() // false
"123a".isNumeric() // false
"1".isNumeric() // true
"22".isNumeric() // true
"33.0".isNumeric() // true
"-63.0".isNumeric() // true
join(sequence)
",".join(elements: [1,2,3]) // "1,2,3"
",".join(elements: []) // ""
",".join(elements: ["a","b","c"]) // "a,b,c"
"! ".join(elements: ["hey","who are you?"]) // "hey! who are you?"
latinize()
"šÜįéïöç".latinize() // "sUieioc"
"crème brûlée".latinize() // "creme brulee"
lines()
"test".lines() // ["test"]
"test\nsentence".lines() // ["test", "sentence"]
"test \nsentence".lines() // ["test ", "sentence"]
pad(n, string)
"hello".pad(2) // " hello "
"hello".pad(1, "\t") // "\thello\t"
****padLeft(n, string)** **
"hello".padLeft(10) // " hello"
"what?".padLeft(2, "!") // "!!what?"
padRight(n, string)
"hello".padRight(10) // "hello "
"hello".padRight(2, "!") // "hello!!"
startsWith(prefix)
"hello world".startsWith(prefix: "hello") // true
"hello world".startsWith(prefix: "foo") // false
split(separator)
"hello world".split(separator: " ")[0] // "hello"
"hello world".split(separator: " ")[1] // "world"
"helloworld".split(separator: " ")[0] // "helloworld"
times(n)
"hi".times(3) // "hihihi"
" ".times(10) // " "
toBool()
"asdwads".toBool() // nil
"true".toBool() // true
"false".toBool() // false
toFloat()
"asdwads".toFloat() // nil
"2.00".toFloat() // 2.0
"2".toFloat() // 2.0
toInt()
"asdwads".toInt() // nil
"2.00".toInt() // 2
"2".toInt() // 2
toDate()
"asdwads".toDate() // nil
"2014-06-03".toDate() // NSDate
toDateTime()
"asdwads".toDateTime() // nil
"2014-06-03 13:15:01".toDateTime() // NSDate
toDouble()
"asdwads".toDouble() // nil
"2.00".toDouble() // 2.0
"2".toDouble() // 2.0
trimmedLeft()
" How are you? ".trimmedLeft() // "How are you? "
trimmedRight()
" How are you? ".trimmedRight() // " How are you?"
trimmed()
" How are you? ".trimmed() // "How are you?"
slugify()
"Global Thermonuclear Warfare".slugify() // "global-thermonuclear-warfare"
"Crème brûlée".slugify() // "creme-brulee"
stripPunctuation()
"My, st[ring] *full* of %punct)".stripPunctuation() // "My string full of punct"
substring(startIndex, length)
"hello world".substring(startIndex: 0, length: 1) // "h"
"hello world".substring(startIndex: 0, length: 11) // "hello world"
[subscript]
""hello world"[0..<2] == "he"" // "he"
""hello world"[0..<1] == "h"" // "h"
""hello world"[0] == "h""
""hello world"[0..<11] == "hello world"" // "hello world"