特殊符号 与 unicode 转换

以下内容全部是 其他地方的 copy，以备用。

中文符号转换成 unicode

/**          * 中文转换成 unicode          * @author fanhui          * 2007-3-15          * @param inStr          * @return          */         public static String encodeUnicode(String inStr) {                char[] myBuffer = inStr.toCharArray();                StringBuffer sb = new StringBuffer();                for (int i = 0; i < inStr.length(); i++) {                    char ch=myBuffer[i];                    if((int)ch<10){                        sb.append("\\u000"+(int)ch);                        continue;                    }                 UnicodeBlock ub = UnicodeBlock.of(ch);                    if(ub == UnicodeBlock.BASIC_LATIN){                     //英文及数字等                     sb.append(myBuffer[i]);                    }else if(ub == UnicodeBlock.HALFWIDTH_AND_FULLWIDTH_FORMS){                     //全角半角字符                     int j = (int) myBuffer[i] - 65248;                     sb.append((char)j);                    }else{                     //汉字                     short s = (short) myBuffer[i];                        String hexS = Integer.toHexString(s);                        String unicode = "\\u"+hexS;                     sb.append(unicode.toLowerCase());                    }                }                return sb.toString();            }

unicode 转换成 中文

  /**          * unicode 转换成 中文          * @author fanhui          * 2007-3-15          * @param theString          * @return          */         public static String decodeUnicode(String theString) {          char aChar;          int len = theString.length();          StringBuffer outBuffer = new StringBuffer(len);          for (int x = 0; x < len;) {           aChar = theString.charAt(x++);           if (aChar == '\\') {            aChar = theString.charAt(x++);            if (aChar == 'u') {             // Read the xxxx             int value = 0;             for (int i = 0; i < 4; i++) {              aChar = theString.charAt(x++);              switch (aChar) {              case '0':              case '1':              case '2':              case '3':              case '4':              case '5':              case '6':              case '7':              case '8':              case '9':               value = (value << 4) + aChar - '0';               break;              case 'a':              case 'b':              case 'c':              case 'd':              case 'e':              case 'f':               value = (value << 4) + 10 + aChar - 'a';               break;              case 'A':              case 'B':              case 'C':              case 'D':              case 'E':              case 'F':               value = (value << 4) + 10 + aChar - 'A';               break;              default:               throw new IllegalArgumentException(                 "Malformed   \\uxxxx   encoding.");              }             }             outBuffer.append((char) value);            } else {             if (aChar == 't')              aChar = '\t';             else if (aChar == 'r')              aChar = '\r';             else if (aChar == 'n')              aChar = '\n';             else if (aChar == 'f')              aChar = '\f';             outBuffer.append(aChar);            }           } else            outBuffer.append(aChar);          }          return outBuffer.toString();         }

测试：

public static void main(String[] args) throws UnsupportedEncodingException {            String  TAG_CHECKED = String.valueOf('\u221A');        //  String  TAG_CHECKED = String.valueOf('\u2714');              String TAG_UNCHECKED = String.valueOf('\u25A1');            String  TAG_CHECKED1 = String.valueOf('\u263A');            String  TAG_CHECKED2 = String.valueOf('\u263B');            String  TAG_CHECKED3 = String.valueOf('\u263C');            String  TAG_CHECKED4 = String.valueOf('\u263D');            String  TAG_CHECKED5 = String.valueOf('\u263E');            String  TAG_CHECKED6 = String.valueOf('\u221A');             // √✔            String cc = "√";             System.out.println("====TAG_CHECKED="+ TAG_CHECKED + "=====TAG_UNCHECKED=="+ TAG_UNCHECKED);            System.out.println("====TAG_CHECKED1="+ TAG_CHECKED1 + "=====TAG_CHECKED2=="+ TAG_CHECKED2 +                    "===TAG_CHECKED3=="+ TAG_CHECKED3+                    "===TAG_CHECKED4=="+ TAG_CHECKED4 +                    "===TAG_CHECKED5=="+ TAG_CHECKED5 +                    "===TAG_CHECKED6=="+ TAG_CHECKED6                    );            System.out.println("====="+ TAG_CHECKED5.equals("("));            System.out.println("===aa===="+  decodeUnicode("\u221A")    );            System.out.println("===bb===="+  String.valueOf("√").equals(TAG_CHECKED)   );        }

====TAG_CHECKED=√=====TAG_UNCHECKED==□
====TAG_CHECKED1=☺=====TAG_CHECKED2==☻===TAG_CHECKED3==☼===TAG_CHECKED4==☽===TAG_CHECKED5==☾===TAG_CHECKED6==√
=====false
===aa====√
===bb====true

对照表 对照表 对照表

⇠ 箭头类
符号 UNICODE 符号 UNICODE
HTML JS CSS HTML JS CSS
⇠ &#8672 \u21E0 \21E0 ⇢ &#8674 \u21E2 \21E2
⇡ &#8673 \u21E1 \21E1 ⇣ &#8675 \u21E3 \21E3
↞ &#8606 \u219E \219E ↠ &#8608 \u21A0 \21A0
↟ &#8607 \u219F \219F ↡ &#8609 \u21A1 \21A1
← &#8592 \u2190 \2190 → &#8594 \u2192 \2192
↑ &#8593 \u2191 \2191 ↓ &#8595 \u2193 \2193
↔ &#8596 \u2194 \2194 ↕ &#8597 \u2195 \2195
⇄ &#8644 \u21C4 \21C4 ⇅ &#8645 \u21C5 \21C5
↢ &#8610 \u21A2 \21A2 ↣ &#8611 \u21A3 \21A3
⇞ &#8670 \u21DE \21DE ⇟ &#8671 \u21DF \21DF
↫ &#8619 \u21AB \21AB ↬ &#8620 \u21AC \21AC
⇜ &#8668 \u21DC \21DC ⇝ &#8669 \u21DD \21DD
↚ &#8602 \u219A \219A ↛ &#8603 \u219B \219B
↮ &#8622 \u21AE \21AE ↭ &#8621 \u21AD \21AD
⇦ &#8678 \u21E6 \21E6 ⇨ &#8680 \u21E8 \21E8
⇧ &#8679 \u21E7 \21E7 ⇩ &#8681 \u21E9 \21E9
▲ &#9650 \u25B2 \25B2 ► &#9658 \u25BA \25BA
▼ &#9660 \u25BC \25BC ◄ &#9668 \u25C4 \25C4
➔ &#10132 \u2794 \2794 ➙ &#10137 \u2799 \2799
➨ &#10152 \u27A8 \27A8 ➲ &#10162 \u27B2 \27B2
➜ &#10140 \u279C \279C ➞ &#10142 \u279E \279E
➟ &#10143 \u279F \279F ➠ &#10144 \u27A0 \27A0
➤ &#10148 \u27A4 \27A4 ➥ &#10149 \u27A5 \27A5
➦ &#10150 \u27A6 \27A6 ➧ &#10151 \u27A7 \27A7
➵ &#10165 \u27B5 \27B5 ➸ &#10168 \u27B8 \27B8
➼ &#10172 \u27BC \27BC ➽ &#10173 \u27BD \27BD
➺ &#10170 \u27BA \27BA ➳ &#10163 \u27B3 \27B3
↷ &#8631 \u21B7 \21B7 ↶ &#8630 \u21B6 \21B6
↻ &#8635 \u21BB \21BB ↺ &#8634 \u21BA \21BA
↵ &#8629 \u21B5 \21B5 ↯ &#8623 \u21AF \21AF
➾ &#10174 \u27BE \27BE
❤ 基本形状类
符号 UNICODE 符号 UNICODE
HTML JS CSS HTML JS CSS
❤ &#10084 \u2764 \2764 ✈ &#9992 \u2708 \2708
★ &#9733 \u2605 \2605 ✦ &#10022 \u2726 \2726
☀ &#9728 \u2600 \2600 ◆ &#9670 \u25C6 \25C6
◈ &#9672 \u25C8 \25C8 ▣ &#9635 \u25A3 \25A3
☻ &#9787 \u263B \263B ☺ &#9786 \u263A \263A
☹ &#9785 \u2639 \2639 ✉ &#9993 \u2709 \2709
☎ &#9742 \u260E \260E ☏ &#9743 \u260F \260F
✆ &#9990 \u2706 \2706 � &#65533 \uFFFD \FFFD
☁ &#9729 \u2601 \2601 ☂ &#9730 \u2602 \2602
❄ &#10052 \u2744 \2744 ☃ &#9731 \u2603 \2603
❈ &#10056 \u2748 \2748 ✿ &#10047 \u273F \273F
❀ &#10048 \u2740 \2740 ❁ &#10049 \u2741 \2741
☘ &#9752 \u2618 \2618 ❦ &#10086 \u2766 \2766
☕ &#9749 \u9749 \9749 ❂ &#10050 \u2742 \2742
☥ &#9765 \u2625 \2625 ☮ &#9774 \u262E \262E
☯ &#9775 \u262F \262F ☪ &#9770 \u262A \262A
☤ &#9764 \u2624 \2624 ✄ &#9988 \u2704 \2704
✂ &#9986 \u2702 \2702 ☸ &#9784 \u2638 \2638
⚓ &#9875 \u2693 \2693 ☣ &#9763 \u2623 \2623
⚠ &#9888 \u26A0 \26A0 ⚡ &#9889 \u26A1 \26A1
☢ &#9762 \u2622 \2622 ♻ &#9851 \u267B \267B
♿ &#9855 \u267F \267F ☠ &#9760 \u2620 \2620
¥ 货币类
符号 UNICODE 符号 UNICODE
HTML JS CSS HTML JS CSS
$ &#36 \u0024 \0024 ¢ &#162 \u00A2 \00A2
£ &#163 \u00A3 \00A3 ¤ &#164 \u00A4 \00A4
€ &#8364 \u20AC \20AC ¥ &#165 \u00A5 \00A5
₱ &#8369 \u20B1 \20B1 ₹ &#8377 \u20B9 \20B9
½ 数学类
符号 UNICODE 符号 UNICODE
HTML JS CSS HTML JS CSS
½ &#189 \u00BD \00BD ¼ &#188 \u00BC \00BC
¾ &#190 \u00BE \00BE ⅓ &#8531 \u2153 \2153
⅔ &#8532 \u2154 \2154 ⅛ &#8539 \u215B \215B
⅜ &#8540 \u215C \215C ⅝ &#8541 \u215D \215D
‰ &#8240 \u2030 \2030 % &#37 \u0025 \0025
< &#60 \u003C \003C > &#62 \u003E \003E
♫ 音乐符号类
符号 UNICODE 符号 UNICODE
HTML JS CSS HTML JS CSS
♩ &#9833 \u2669 \2669 ♪ &#9834 \u266A \266A
♫ &#9835 \u266B \266B ♬ &#9836 \u266C \266C
♭ &#9837 \u266D \266D ♯ &#9839 \u266F \266F
✖ 对错号
符号 UNICODE 符号 UNICODE
HTML JS CSS HTML JS CSS
&#160 \u00A0 \00A0 ☐ &#9744 \u2610 \2610
☑ &#9745 \u2611 \2611 ☒ &#9746 \u2612 \2612
✓ &#10003 \u2713 \2713 ✔ &#10004 \u2714 \2714
✕ &#10005 \u10005 \10005 ✖ &#10006 \u2716 \2716
✗ &#10007 \u2717 \2717 ✘ &#10008 \u2718 \2718
★ 全都是星星
符号 UNICODE 符号 UNICODE
HTML JS CSS HTML JS CSS
★ &#9733 \u2605 \2605 ✭ &#10029 \u272D \272D
✮ &#10030 \u272E \272E ☆ &#9734 \u2606 \2606
✪ &#10026 \u272A \272A ✡ &#10017 \u2721 \2721
✯ &#10031 \u272F \272F ✵ &#10037 \u2735 \2735
✶ &#10038 \u2736 \2736 ✸ &#10040 \u2738 \2738
✹ &#10041 \u2739 \2739 ✺ &#10042 \u273A \273A
✱ &#10033 \u2731 \2731 ✲ &#10034 \u2732 \2732
✴ &#10036 \u2734 \2734 ✳ &#10035 \u2733 \2733
✻ &#10043 \u273B \273B ✽ &#10045 \u273D \273D
❋ &#10059 \u274B \274B ❆ &#10054 \u2746 \2746
❄ &#10052 \u2744 \2744 ❅ &#10053 \u2745 \2745
♒ 星座类
符号 UNICODE 符号 UNICODE
HTML JS CSS HTML JS CSS
♈ &#9800 \u2648 \2648 ♉ &#9801 \u2649 \2649
♊ &#9802 \u264A \264A ♋ &#9803 \u264B \264B
♌ &#9804 \u264C \264C ♍ &#9805 \u264D \264D
♎ &#9806 \u264E \264E ♏ &#9807 \u264F \264F
♐ &#9808 \u2650 \2650 ♑ &#9809 \u2651 \2651
♒ &#9810 \u2652 \2652 ♓ &#9811 \u2653 \2653
♚ 国际象棋类
符号 UNICODE 符号 UNICODE
HTML JS CSS HTML JS CSS
♚ &#9818 \u265A \265A ♛ &#9819 \u265B \265B
♜ &#9820 \u265C \265C ♝ &#9821 \u265D \265D
♞ &#9822 \u265E \265E ♟ &#9823 \u265F \265F
♔ &#9812 \u2654 \2654 ♕ &#9813 \u2655 \2655
♖ &#9814 \u2656 \2656 ♗ &#9815 \u2657 \2657
♘ &#9816 \u2658 \2658 ♙ &#9817 \u2659 \2659
♣ 扑克牌类
符号 UNICODE 符号 UNICODE
HTML JS CSS HTML JS CSS
♠ &#9824 \u2660 \2660 ♣ &#9827 \u2663 \2663
♥ &#9829 \u2665 \2665 ♦ &#9830 \u2666 \2666
♤ &#9828 \u2664 \2664 ♧ &#9831 \u2667 \2667
♡ &#9825 \u2661 \2661 ♢ &#9826 \u2662 \2662
Ω 希腊字母
符号 UNICODE 符号 UNICODE
HTML JS CSS HTML JS CSS
Α &#913 \u0391 \0391 Β &#914 \u0392 \0392
Γ &#915 \u0393 \0393 Δ &#916 \u0394 \0394
Ε &#917 \u0395 \0395 Ζ &#918 \u0396 \0396
Η &#919 \u0397 \0397 Θ &#920 \u0398 \0398
Ι &#921 \u0399 \0399 Κ &#922 \u039A \039A
Λ &#923 \u039B \039B Μ &#924 \u039C \039C
Ν &#925 \u039D \039D Ξ &#926 \u039E \039E
Ο &#927 \u039F \039F Π &#928 \u03A0 \03A0
Ρ &#929 \u03A1 \03A1 Σ &#931 \u03A3 \03A3
Τ &#932 \u03A4 \03A4 Υ &#933 \u03A5 \03A5
Φ &#934 \u03A6 \03A6 Χ &#935 \u03A7 \03A7
Ψ &#936 \u03A8 \03A8 Ω &#937 \u03A9 \03A9
☩ 十字
符号 UNICODE 符号 UNICODE
HTML JS CSS HTML JS CSS
☨ &#9768 \u2628 \2628 ☩ &#9769 \u2629 \2629
✝ &#10013 \u271D \271D ✞ &#10014 \u271E \271E
✟ &#10015 \u271F \271F ✠ &#10016 \u2720 \2720
✚ &#10010 \u271A \271A † &#8224 \u2020 \2020
✢ &#10018 \u2722 \2722 ✤ &#10020 \u2724 \2724
✣ &#10019 \u2723 \2723 ✥ &#10021 \u2725 \2725
© 法律符号
符号 UNICODE 符号 UNICODE
HTML JS CSS HTML JS CSS
® &#174 \u00AE \00AE © &#169 \u00A9 \00A9
℗ &#8471 \u2117 \2117 ™ &#153 \u0099 \0099
℠ &#8480 \u2120 \2120
@ 标点和符号
符号 UNICODE 符号 UNICODE
HTML JS CSS HTML JS CSS
« &#171 \u00AB \00AB » &#187 \u00BB \00BB
‹ &#139 \u008B \008B › &#155 \u009B \009B
“ &#8220 \u201C \201C ” &#8221 \u201D \201D
‘ &#8216 \u2018 \2018 ’ &#8217 \u2019 \2019
• &#8226 \u2022 \2022 ◦ &#9702 \u25E6 \25E6
¡ &#161 \u00A1 \00A1 ¿ &#191 \u00BF \00BF
℅ &#8453 \u2105 \2105 № &#8470 \u2116 \2116
& &#38 \u0026 \0026 @ &#64 \u0040 \0040
℞ &#8478 \u211E \211E ℃ &#8451 \u2103 \2103
℉ &#8457 \u2109 \2109 ° &#176 \u00B0 \00B0
| &#124 \u007C \007C ¦ &#166 \u00A6 \00A6
– &#8211 \u2013 \2013 — &#8212 \u2014 \2014
… &#8230 \u2026 \2026 ¶ &#182 \u00B6 \00B6
∼ &#8764 \u223C \223C ≠ &#8800 \u2260 \2260