单项选择题
A.["I","a","m","g","i","r","l"]B.["I","am","girl"]C.["",""]D.null
var numStr="Give me%!";var reg=/\W/g;console.log(numStr...
单项选择题var numStr="Give me%!";var reg=/\W/g;console.log(numStr.match(reg));打印结果是()
A.["%","!"]B.["","%","!"]C.[" %!"]D.["%!"]
匹配长度为3的任意字符,以下写法正确的是()A./^.{3}$/B./^.{3,}$/C./^\w{3}$/D...
单项选择题匹配长度为3的任意字符,以下写法正确的是()
A./^.{3}$/B./^.{3,}$/C./^\w{3}$/D./^\w{3,}$/
/^[a-z]oo[kd]$/.test("bzood")的结果是?()A.FALSEB.TRUEC.null...
单项选择题/^[a-z]oo[kd]$/.test("bzood")的结果是?()
A.FALSEB.TRUEC.nullD.["bzood"]