functionStartsWith(constValue:string):Boolean;functionStartsWith(constValue:string; IgnoreCase: Boolean):Boolean; unit System.SysUtils 返回是否以给定的字符串开头。 参数 Value给定字符串。 IgnoreCase是否使用区分大小写。 重载 StartsWith(string)区分大小写 System.SysUtils.TStringHelper.StartsText classfunctionSta...
functionContains(constValue:string):Boolean;functionStartsWith(constValue:string):Boolean;functionStartsWith(constValue:string; IgnoreCase: Boolean):Boolean;functionEndsWith(constValue:string):Boolean;functionEndsWith(constValue:string; IgnoreCase: Boolean):Boolean;classfunctionEndsText(constASubText, AText:str...
1. str模块实现了例如endswith,startswith,len,strip等基础字符串的常用函数。 当然我比较常用的就是replace,里面还可以用正则表达式。 data.name.str.replace('.ang','zhang') 1. out: 0 sssimon zhang1 edward zhangName: name, dtype: object 1. 我们可以用内置的split完成类似之前的拆分。 data.name.str...
functionStartsWith(S, Head: String):Boolean; functionEndsWith(S, Tail: String):Boolean; functionChompLeft(S, Left: String):String; functionStrip(S: String):String; functionPadLeft(S: String; C: Char; L: Integer):String; procedure DeleteArrayItem(varX: TStringDynArray;constIndex: Integer); ...
str: string; b: Boolean; begin str :='Delphi XE4'; b := str.Contains('XE'); //True b := str.Contains('xe'); //False b := str.StartsWith('delphi'); //False b := str.StartsWith('delphi',True); //True b := str.EndsWith('XE4'); //True ...
StringRefCount 文字列の参照カウントを返します。 System StringReplace 出現する部分文字列をある文字列に置き換えます。 AnsiStrings StringReplace 文字列内に出現する部分文字列を置き換えます。 SysUtils StringStartsWith DBXPlatform StringToClassID OleAuto StringToColor 色を表す文字列を,対応する...
function EndsWith(const Value: string): Boolean; overload; function EndsWith(const Value: string; IgnoreCase: Boolean): Boolean; overload; function Equals(const Value: string): Boolean; overload; class function Equals(const a: string; const b: string): Boolean; overload; static; ...
ENenum choices {a1, a2, b1, b2}; 方法一： public static boolean contains(String test) { ...
One of the most common tasks that one has to perform when working with string values is determining whether specific text is part of a string. To perform such tasks, theaqStringobject has theFindmethod. If the specified substring was found, the method returns the number of the first occurrenc...
function Left(Count: Integer): String; function Rigth(Count: Integer): String; function Mid(const AStart, ACount: Integer): String; function Uppercase: String; function LowerCase: String; function IsEmpty: Boolean; function StartsWith(const AString:String; Const CaseSensitive: Boolean = False):...