System.SysUtils.TStringHelper.StartsWithfunction StartsWith(const Value: string): Boolean; function StartsWith(const Value: string; IgnoreCase: Boolean): Boolean; unitSystem.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。
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...
在axis=0的时候,两个字符串是分两次处理的,在第一次返回['hello']的时候,因为函数只返回一个值,所以numpy从中提取'hello'并由此获知返回的数据类型为,<是小端存储的意思,U表明该字符串为unicode字符,5表明长度为5,而我们知道numpy中所有的数据类型都是一致的。所以当第二次返回['sssimon']的时候,numpy也拿到...
class function Compare(const StrA: string; const StrB: string): Integer; overload; static; class function Compare(const StrA: string; const StrB: string; IgnoreCase: Boolean): Integer; overload; static; class function Compare(const StrA: string; IndexA: Integer; const StrB: string; IndexB: ...
Attempts to convert a string to JSON when the string starts with { or [ TDataSetSerializeConfig.GetInstance.Export.TryConvertStringToJson := True; Export only fields visible TDataSetSerializeConfig.GetInstance.Export.ExportOnlyFieldsVisible := True; ...
function StartsWith( const str, substr: string ) : boolean; begin result := copy( str, 1, length( substr ) ) = substr; end; function BackSlashToSlash( const str: string ) : string; var a: dword; begin result := str; for a := 1 to length( result ) do if result[a] = '\'...
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...
Quick.Format: String format. Quick.RTTI.Utils: Simplifies working with RTTI. Quick.JsonSerializer: Serializes an object from/to json text. You can define if public or published will be processed (only Delphi, fpc rtti only supports published properties) Quick.AutoMapper: Map fields from one clas...
例子CheckBox1.Checked := AnsiContainsText(Edit1.Text, Edit2.Text); ━━━ 首部function AnsiStartsText(const ASubText, AText: string): Boolean; $[StrUtils.pas 功能 返回字符串AText是否以子串ASubText开头 说明 不区分大小写 参考function Windows.CompareString...
high precision counter/timer Retrieves time differencesdownto microsec Quick Reference:THPCounter inherits from TComponent Key Methods:Start:Starts the counter Place this call just before thecode you want to measure Read: Reads the counter as a string Place ...