swift-字符串常用修正

来源：互联网发布：淘宝怎么延迟确认收货编辑：程序博客网时间：2024/05/16 11:02

//是否含表情符

func stringWithoutEmoji() -> String {

var array = [Int]()

var i =0

for scalarin unicodeScalars {

switch scalar.value {

case

0x00A0...0x00AF,

0x2030...0x204F,

0x2120...0x213F,

0x2190...0x21AF,

0x2310...0x329F,

0x1F000...0x1F9CF:

array.append(i)

default:

print(i)

}

i += 1

}

var result:String = String(stringLiteral:self)

for indexin array {

result.remove(at:self.index(self.startIndex, offsetBy: index))

}

return result

}

// 是否整形

func isIntNumber() ->Bool {

let rule ="^-?\\d+$"

let pred =NSPredicate(format:"SELF MATCHES %@", rule)

let isMatch = pred.evaluate(with:self)

return isMatch

}

// 是否浮点型

func isFloatNumber() ->Bool {

let rule ="^(-?\\d+)(\\.\\d+)?$"

let pred =NSPredicate(format:"SELF MATCHES %@", rule)

let isMatch = pred.evaluate(with:self)

return isMatch

}

// 纯数字

func isNumber() ->Bool {

let rule ="^[0-9]+$"

let pred =NSPredicate(format:"SELF MATCHES %@", rule)

let isMatch = pred.evaluate(with:self)

return isMatch

}

// 纯字母

func isLetter() ->Bool {

let rule ="^[A-Za-z]+$"

let pred =NSPredicate(format: "SELF MATCHES %@", rule)

let isMatch = pred.evaluate(with:self)

return isMatch

}

// 字母或数字：

func isNumberOrLetter() ->Bool {

let rule ="^[A-Za-z0-9]+$"

let pred =NSPredicate(format: "SELF MATCHES %@", rule)

let isMatch = pred.evaluate(with:self)

return isMatch

}

// 纯汉字

func isChiness() ->Bool {

let rule ="[\u{4e00}-\u{9fa5}]+$"

let pred =NSPredicate(format:"SELF MATCHES %@",rule)

let isMatch = pred.evaluate(with:self)

return isMatch

}

// 手机号

func isPhoneNumber() ->Bool {

let rule ="^0{0,1}(13[0-9]|15[3-9]|15[0-2]|18[0-9]|17[5-8]|14[0-9]|170|171|173)[0-9]{8}$"

let pred =NSPredicate(format: "SELF MATCHES %@", rule)

let isMatch = pred.evaluate(with:self)

return isMatch

}

阅读全文

0 0