Merge branch 'develop'

Author: JCSooHwanCho

.swiftpm/xcode/package.xcworkspace/contents.xcworkspacedata

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+//: [Previous](@previous)
+
+import AGString
+
+let r = try! NSRegularExpression(pattern: "([A-Z]+)([0-9]+)", options: [])
+let regex = AGRegex(r)
+let str = "ABC12DEF3G56HIJ7"
+    
+
+var text = ""
+for (i, m) in regex.finditer(str).enumerated() {
+   print("\(m.group(2)) * \(m.group(1))")
+}
+
+/*:
+ ### Expects
+ 
+ 1. "12 * ABC",
+ 2. "3 * DEF",
+ 3. "56 * G",
+ 4. "7 * HIJ"
+ */

AGRegex.playground/Pages/FindIter.xcplaygroundpage/Contents.swift

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+//: [Previous](@previous)
+
+import AGString
+
+let r = try! NSRegularExpression(pattern: "ai", options: [])
+let regex = AGRegex(r)
+let str = "The rain in Spain"
+let first = regex.first(str)
+
+first
+
+/*:
+ ### Expects
+ 
+ * AGMatch(start: 5, end: 7, base: str, groups: ["ai"])
+ 
+ */
+
+
+let last = regex.last(str)
+
+last
+
+/*:
+### Expects
+
+* AGMatch(start: 14, end: 16, base: str, groups: ["ai"])
+
+*/
+
+
+//: [Next](Sub)

AGRegex.playground/Pages/FirstLast.xcplaygroundpage/Contents.swift

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+//: [Previous](@previous)
+
+import AGString
+
+let r = try! NSRegularExpression(pattern: "\\s", options: [])
+let regex = AGRegex(r)
+let str = "The rain in Spain"
+let sub = regex.sub(str: str, replace: "9")
+
+sub == "The9rain9in9Spain"
+
+let subWithCount = regex.sub(str: str, replace: "9", count: 2)
+
+
+subWithCount == "The9rain9in Spain"
+
+
+//: [Next](FindIter)

AGRegex.playground/Pages/Sub.xcplaygroundpage/Contents.swift

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+//: [Previous](@previous)
+
+import AGString
+
+let r = try! NSRegularExpression(pattern: "ai", options: [])
+let regex = AGRegex(r)
+let str = "The rain in Spain"
+let actual = regex.findAll(str)
+
+actual
+
+/*:
+ ### Expects
+ 
+ * AGMatch(start: 5, end: 7, base: str, groups: ["ai"]),
+ * AGMatch(start: 14, end: 16, base: str, groups: ["ai"]),
+ */
+
+//: [Next](FirstLast)

AGRegex.playground/Pages/findAll.xcplaygroundpage/Contents.swift

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+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<playground version='6.0' target-platform='ios' display-mode='rendered'>
+    <pages>
+        <page name='findAll'/>
+        <page name='FirstLast'/>
+        <page name='Sub'/>
+        <page name='FindIter'/>
+    </pages>
+</playground>

AGRegex.playground/contents.xcplayground

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+import AGString
+
+var str = "Hello, playground"

AGString.playground/Contents.swift

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+//: [Previous](@previous)
+
+import AGString
+
+var str = "Hello, World!"
+
+str[1] == "e"
+
+
+//: [Next](Zfill)

AGString.playground/Pages/CharAt.xcplaygroundpage/Contents.swift

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+
+
+
+import AGString
+
+var str = "Hello, World!"
+
+str[1..<3] == "el"
+str[7...9] == "Wor"
+str[7...] == "World!"
+str[..<5] == "Hello"
+str[...5] == "Hello,"
+
+//: [Next](CharAt)

AGString.playground/Pages/Slicing.xcplaygroundpage/Contents.swift

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+//: [Previous](@previous)
+
+import AGString
+
+
+"     abcd    ".trimLeft() == "abcd    "
+"     abcd    ".trimRight() == "     abcd"
+"     abcd    ".trim() == "abcd"
+
+//: [Next](Regex)