StartOfString

可用

Represents the start of a string in string patterns

形式

StartOfString

已驗證的範例StringReplace["ababbabbaaab", StartOfString ~~ LetterCharacter -> "t"] → tbabbabbaaab StringReplace[" Have a nice day. ", (StartOfString ~~ Whitespace) -> ""]//FullForm → FullForm["Have a nice day. "]

在 Qurak 上執行搜尋參考文件

主題

String Patterns - Operations»

相關

EndOfString StartOfLine StringExpression StringStartsQ Alternatives Blank BlankNullSequence BlankSequence DatePattern DigitCharacter EndOfLine Except

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