EN比较两个字符串是否相等，最常见的方法就是使用“===”来判断，至于它和“==”的区别，简单来说就...
FCode : String; FCategory : string; FVersion : double; public constructor Create(sName, sCode : string; dVersion : double; sCategory : string = 'Delphi'); destructor Destroy; override; function GetName : string; function GetCode : string; function GetCategory : string; function GetVersion ...
Delphi2Cpphad changed the code to pass a constant reference of the string instead. This is more efficient in C++, since it avoids copying the character array, but a manual post-processing of the code was necessary, if the string is changed within the function body....
UseLocale, which determines the implementation that the list of strings must use for string comparison. ExtractName gained a new field (AllNames) that determines the return of ExtractName when the string to parse is not a key-value pair.TStringList also gains new overloaded constructors, to m...
在Delphi中实现热点(图片部分设为热区)功能,可以通过以下步骤进行: 1. 首先,需要安装一个支持图像处理的库,例如TImageList。这个库可以帮助我们方便地处理和显示图片。 2. 创建一个TImageList对象,并添加要显示的图片。 3. 使用TImageList对象的GetItem方法获取图片的句柄,然后使用SetClipRect方法设置图片的裁剪区域。
{$WARN STRING_CONST_TRUNCED ON} {$WARN FOR_LOOP_VAR_VARPAR ON} {$WARN TYPED_CONST_VARPAR ON} {$WARN ASG_TO_TYPED_CONST ON} {$WARN CASE_LABEL_RANGE ON} {$WARN FOR_VARIABLE ON} {$WARN CONSTRUCTING_ABSTRACT ON} {$WARN COMPARISON_FALSE ON} ...
Log.Message(aqString.Concat(Str1, 'String No 2')); Log.Message(Str1 + 'String No 2 ' + 'String No ' + IntToStr(3) + ' '); end; Comparing strings The comparison of two strings is widely used during testing. Generally a test procedure obtains textual data (user input, file conte...
October 18, 2011 at 11:12 pm You don’t need create a new style, instead you must make your control theme aware and use the StyleServices.GetElementDetails and StyleServices.DrawElement to paint your control. additionally depending of the complexity of your component you may need create a...
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TStringList.CustomSort()不支持其排序例程的非静态类方法。因此，当使用 * 标准 *TStringList时，如果...