Unicode 特殊字符码表 U+25A0 to U+25FF

本文介绍了一组从U+25A0到U+25FF的Unicode字符,这些字符包括了各种几何形状如正方形、矩形、菱形、圆圈及三角形等,并详细描述了每个字符的实体表示形式及其含义。

Unicode characters from U+25A0 to U+25FF

NumberEntity (hex)Entity (decimal)CharacterDescription
U+25A0■■BLACK SQUARE
U+25A1□□WHITE SQUARE
U+25A2▢▢WHITE SQUARE WITH ROUNDED CORNERS
U+25A3▣▣WHITE SQUARE CONTAINING BLACK SMALL SQUARE
U+25A4▤▤SQUARE WITH HORIZONTAL FILL
U+25A5▥▥SQUARE WITH VERTICAL FILL
U+25A6▦▦SQUARE WITH ORTHOGONAL CROSSHATCH FILL
U+25A7▧▧SQUARE WITH UPPER LEFT TO LOWER RIGHT FILL
U+25A8▨▨SQUARE WITH UPPER RIGHT TO LOWER LEFT FILL
U+25A9▩▩SQUARE WITH DIAGONAL CROSSHATCH FILL
U+25AA▪▪BLACK SMALL SQUARE
U+25AB▫▫WHITE SMALL SQUARE
U+25AC▬▬BLACK RECTANGLE
U+25AD▭▭WHITE RECTANGLE
U+25AE▮▮BLACK VERTICAL RECTANGLE
U+25AF▯▯WHITE VERTICAL RECTANGLE
U+25B0▰▰BLACK PARALLELOGRAM
U+25B1▱▱WHITE PARALLELOGRAM
U+25B2▲▲BLACK UP-POINTING TRIANGLE
U+25B3△△WHITE UP-POINTING TRIANGLE
U+25B4▴▴BLACK UP-POINTING SMALL TRIANGLE
U+25B5▵▵WHITE UP-POINTING SMALL TRIANGLE
U+25B6▶▶BLACK RIGHT-POINTING TRIANGLE
U+25B7▷▷WHITE RIGHT-POINTING TRIANGLE
U+25B8▸▸BLACK RIGHT-POINTING SMALL TRIANGLE
U+25B9▹▹WHITE RIGHT-POINTING SMALL TRIANGLE
U+25BA►►BLACK RIGHT-POINTING POINTER
U+25BB▻▻WHITE RIGHT-POINTING POINTER
U+25BC▼▼BLACK DOWN-POINTING TRIANGLE
U+25BD▽▽WHITE DOWN-POINTING TRIANGLE
U+25BE▾▾BLACK DOWN-POINTING SMALL TRIANGLE
U+25BF▿▿WHITE DOWN-POINTING SMALL TRIANGLE
U+25C0◀◀BLACK LEFT-POINTING TRIANGLE
U+25C1◁◁WHITE LEFT-POINTING TRIANGLE
U+25C2◂◂BLACK LEFT-POINTING SMALL TRIANGLE
U+25C3◃◃WHITE LEFT-POINTING SMALL TRIANGLE
U+25C4◄◄BLACK LEFT-POINTING POINTER
U+25C5◅◅WHITE LEFT-POINTING POINTER
U+25C6◆◆BLACK DIAMOND
U+25C7◇◇WHITE DIAMOND
U+25C8◈◈WHITE DIAMOND CONTAINING BLACK SMALL DIAMOND
U+25C9◉◉FISHEYE
U+25CA◊◊LOZENGE
U+25CB○○WHITE CIRCLE
U+25CC◌◌DOTTED CIRCLE
U+25CD◍◍CIRCLE WITH VERTICAL FILL
U+25CE◎◎BULLSEYE
U+25CF●●BLACK CIRCLE
U+25D0◐◐CIRCLE WITH LEFT HALF BLACK
U+25D1◑◑CIRCLE WITH RIGHT HALF BLACK
U+25D2◒◒CIRCLE WITH LOWER HALF BLACK
U+25D3◓◓CIRCLE WITH UPPER HALF BLACK
U+25D4◔◔CIRCLE WITH UPPER RIGHT QUADRANT BLACK
U+25D5◕◕CIRCLE WITH ALL BUT UPPER LEFT QUADRANT BLACK
U+25D6◖◖LEFT HALF BLACK CIRCLE
U+25D7◗◗RIGHT HALF BLACK CIRCLE
U+25D8◘◘INVERSE BULLET
U+25D9◙◙INVERSE WHITE CIRCLE
U+25DA◚◚UPPER HALF INVERSE WHITE CIRCLE
U+25DB◛◛LOWER HALF INVERSE WHITE CIRCLE
U+25DC◜◜UPPER LEFT QUADRANT CIRCULAR ARC
U+25DD◝◝UPPER RIGHT QUADRANT CIRCULAR ARC
U+25DE◞◞LOWER RIGHT QUADRANT CIRCULAR ARC
U+25DF◟◟LOWER LEFT QUADRANT CIRCULAR ARC
U+25E0◠◠UPPER HALF CIRCLE
U+25E1◡◡LOWER HALF CIRCLE
U+25E2◢◢BLACK LOWER RIGHT TRIANGLE
U+25E3◣◣BLACK LOWER LEFT TRIANGLE
U+25E4◤◤BLACK UPPER LEFT TRIANGLE
U+25E5◥◥BLACK UPPER RIGHT TRIANGLE
U+25E6◦◦WHITE BULLET
U+25E7◧◧SQUARE WITH LEFT HALF BLACK
U+25E8◨◨SQUARE WITH RIGHT HALF BLACK
U+25E9◩◩SQUARE WITH UPPER LEFT DIAGONAL HALF BLACK
U+25EA◪◪SQUARE WITH LOWER RIGHT DIAGONAL HALF BLACK
U+25EB◫◫WHITE SQUARE WITH VERTICAL BISECTING LINE
U+25EC◬◬WHITE UP-POINTING TRIANGLE WITH DOT
U+25ED◭◭UP-POINTING TRIANGLE WITH LEFT HALF BLACK
U+25EE◮◮UP-POINTING TRIANGLE WITH RIGHT HALF BLACK
U+25EF◯◯LARGE CIRCLE
U+25F0◰◰WHITE SQUARE WITH UPPER LEFT QUADRANT
U+25F1◱◱WHITE SQUARE WITH LOWER LEFT QUADRANT
U+25F2◲◲WHITE SQUARE WITH LOWER RIGHT QUADRANT
U+25F3◳◳WHITE SQUARE WITH UPPER RIGHT QUADRANT
U+25F4◴◴WHITE CIRCLE WITH UPPER LEFT QUADRANT
U+25F5◵◵WHITE CIRCLE WITH LOWER LEFT QUADRANT
U+25F6◶◶WHITE CIRCLE WITH LOWER RIGHT QUADRANT
U+25F7◷◷WHITE CIRCLE WITH UPPER RIGHT QUADRANT
U+25F8◸◸UPPER LEFT TRIANGLE
U+25F9◹◹UPPER RIGHT TRIANGLE
U+25FA◺◺LOWER LEFT TRIANGLE
U+25FB◻◻WHITE MEDIUM SQUARE
U+25FC◼◼BLACK MEDIUM SQUARE
U+25FD◽◽WHITE MEDIUM SMALL SQUARE
U+25FE◾◾BLACK MEDIUM SMALL SQUARE
U+25FF◿◿LOWER RIGHT TRIANGLE

### 识别和替换代码中的Unicode标点空格字符(U+2008) 在处理文本时,Unicode标点空格字符(U+2008)是一种不可见的空白字符,通常用于分隔标点符号[^1]。这种字符可能会导致代码中出现意外的格式问题或错误。以下是识别和替换该字符的具体方法。 #### 使用正则表达式进行识别和替换 在多种编程语言中,可以使用正则表达式来识别和替换特定的Unicode字符。以下是一个基于Java的示例代码,展示如何移除字符串中的U+2008字符[^3]: ```java public class UnicodeSpaceRemover { public static void main(String[] args) { String input = "这是一个测试字符串\u2008包含标点空格"; String output = input.replaceAll("\u2008", ""); System.out.println("原始字符串: " + input); System.out.println("处理后字符串: " + output); } } ``` 上述代码通过`replaceAll`方法将所有匹配U+2008的字符替换为空字符串。这种方法适用于需要清理输入数据的场景。 #### Python实现示例 在Python中,也可以通过类似的方式处理U+2008字符: ```python input_text = "这是一个测试字符串\u2008包含标点空格" output_text = input_text.replace("\u2008", "") print(f"原始字符串: {input_text}") print(f"处理后字符串: {output_text}") ``` 此代码片段展示了如何使用`replace`函数直接替换指定的Unicode字符。 #### 注意事项 在实际应用中,需要注意以下几点: - 确保目标字符串确实包含U+2008字符,否则替换操作可能无效。 - 如果需要保留其他类型的空白字符(如普通空格U+0020),则应避免对所有空白字符进行全局替换[^1]。 - 在某些情况下,可能需要结合上下文判断是否需要替换U+2008字符,例如在文档排版或特定编码环境中[^2]。
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