gczw（javascript）

最近需要实现拼音首字母搜索，顺便整理一下其他语言的拼音首字母搜索的代码进行备用，有需要的直接拿走。话不多说，直接上码

gczw（javascript）

JavaScript，只保留了核心的提取拼音的部分，如果需要可以留下邮箱或者私信我

第一种:

直接上代码(有个别中文无法识别):

import java.io.UnsupportedEncodingException; /** * * @author yuki_ho * */ public class ChineseCharToEnUtil { private final static int[] li_SecPosValue = { 1601, 1637, 1833, 2078, 2274, 2302, 2433, 2594, 2787, 3106, 3212, 3472, 3635, 3722, 3730, 3858, 4027, 4086, 4390, 4558, 4684, 4925, 5249, 5590 }; private final static String[] lc_FirstLetter = { "a", "b", "c", "d", "e", "f", "g", "h", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "w", "x", "y", "z" }; /** * 取得给定汉字串的首字母串,即声母串 * @param str 给定汉字串 * @return 声母串 */ public String getAllFirstLetter(String str) { if (str == null || str.trim().length() == 0) { return ""; } String _str = ""; for (int i = 0; i < str.length(); i++) { _str = _str + this.getFirstLetter(str.substring(i, i + 1)); } return _str; } /** * 取得给定汉字的首字母,即声母 * @param chinese 给定的汉字 * @return 给定汉字的声母 */ public String getFirstLetter(String chinese) { if (chinese == null || chinese.trim().length() == 0) { return ""; } chinese = this.conversionStr(chinese, "GB2312", "ISO8859-1"); if (chinese.length() > 1) // 判断是不是汉字 { int li_SectorCode = (int) chinese.charAt(0); // 汉字区码 int li_PositionCode = (int) chinese.charAt(1); // 汉字位码 li_SectorCode = li_SectorCode - 160; li_PositionCode = li_PositionCode - 160; int li_SecPosCode = li_SectorCode * 100 + li_PositionCode; // 汉字区位码 if (li_SecPosCode > 1600 && li_SecPosCode < 5590) { for (int i = 0; i < 23; i++) { if (li_SecPosCode >= li_SecPosValue[i] && li_SecPosCode < li_SecPosValue[i + 1]) { chinese = lc_FirstLetter[i]; break; } } } else // 非汉字字符,如图形符号或ASCII码 { chinese = this.conversionStr(chinese, "ISO8859-1", "GB2312"); chinese = chinese.substring(0, 1); } } return chinese; } /** * 字符串编码转换 * @param str 要转换编码的字符串 * @param charsetName 原来的编码 * @param toCharsetName 转换后的编码 * @return 经过编码转换后的字符串 */ private String conversionStr(String str, String charsetName,String toCharsetName) { try { str = new String(str.getBytes(charsetName), toCharsetName); } catch (UnsupportedEncodingException ex) { System.out.println("字符串编码转换异常：" + ex.getMessage()); } return str; } public static void main(String[] args) { ChineseCharToEnUtil cte = new ChineseCharToEnUtil(); System.out.println("获取拼音首字母："+ cte.getAllFirstLetter("广州")); } }

第二种:

所需包:net.sourceforge.pinyin4j import net.sourceforge.pinyin4j.PinyinHelper; import net.sourceforge.pinyin4j.format.HanyuPinyinCaseType; import net.sourceforge.pinyin4j.format.HanyuPinyinOutputFormat; import net.sourceforge.pinyin4j.format.HanyuPinyinToneType; import net.sourceforge.pinyin4j.format.HanyuPinyinVCharType; import net.sourceforge.pinyin4j.format.exception.BadHanyuPinyinOutputFormatCombination; /** * * @author yuki_ho * @time 2017-07-25 */ public class ChineseCharToEnUtil { /** * 将字符串中的中文转化为拼音,其他字符不变 * * @param inputString * @return */ public static String getPingYin(String inputString) { HanyuPinyinOutputFormat format = new HanyuPinyinOutputFormat(); format.setCaseType(HanyuPinyinCaseType.LOWERCASE); format.setToneType(HanyuPinyinToneType.WITHOUT_TONE); format.setVCharType(HanyuPinyinVCharType.WITH_V); char[] input = inputString.trim().toCharArray(); String output = ""; try { for (int i = 0; i < input.length; i++) { if (java.lang.Character.toString(input[i]).matches("[\u4E00-\u9FA5]+")) { String[] temp = PinyinHelper.toHanyuPinyinStringArray(input[i], format); output += temp[0]; } else output += java.lang.Character.toString(input[i]); } } catch (BadHanyuPinyinOutputFormatCombination e) { e.printStackTrace(); } return output; } /** * 获取汉字串拼音首字母，英文字符不变 * @param chinese 汉字串 * @return 汉语拼音首字母 */ public static String getFirstSpell(String chinese) { StringBuffer pybf = new StringBuffer(); char[] arr = chinese.toCharArray(); HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat(); defaultFormat.setCaseType(HanyuPinyinCaseType.LOWERCASE); defaultFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE); for (int i = 0; i < arr.length; i++) { if (arr[i] > 128) { try { String[] temp = PinyinHelper.toHanyuPinyinStringArray(arr[i], defaultFormat); if (temp != null) { pybf.append(temp[0].charAt(0)); } } catch (BadHanyuPinyinOutputFormatCombination e) { e.printStackTrace(); } } else { pybf.append(arr[i]); } } return pybf.toString().replaceAll("\W", "").trim(); } /** * 获取汉字串拼音，英文字符不变 * @param chinese 汉字串 * @return 汉语拼音 */ public static String getFullSpell(String chinese) { StringBuffer pybf = new StringBuffer(); char[] arr = chinese.toCharArray(); HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat(); defaultFormat.setCaseType(HanyuPinyinCaseType.LOWERCASE); defaultFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE); for (int i = 0; i < arr.length; i++) { if (arr[i] > 128) { try { pybf.append(PinyinHelper.toHanyuPinyinStringArray(arr[i], defaultFormat)[0]); } catch (BadHanyuPinyinOutputFormatCombination e) { e.printStackTrace(); } } else { pybf.append(arr[i]); } } return pybf.toString(); } public static void main(String[] args) { String cnStr = "努力的椰子"; System.out.println("努力的椰子-->" + getPingYin(cnStr)); String s = getFirstSpell("努力的椰子"); System.out.println("努力的椰子-->" + s); StringBuffer sb = new StringBuffer(s); if (sb.length() > 1) { String ss = sb.delete(1, sb.length()).toString(); System.out.println("努力的椰子-->" + Character.toUpperCase(ss.toCharArray()[0]) + ""); } } }

python

#!/usr/bin/env python # -*- coding: utf-8 -*- def multi_get_letter(str_input): if isinstance(str_input, unicode): unicode_str = str_input else: try: unicode_str = str_input.decode('utf8') except: try: unicode_str = str_input.decode('gbk') except: print 'unknown coding' return return_list = [] for one_unicode in unicode_str: return_list.append(single_get_first(one_unicode)) return return_list def single_get_first(unicode1): str1 = unicode1.encode('gbk') try: ord(str1) return str1 except: asc = ord(str1[0]) * 256 + ord(str1[1]) - 65536 if asc >= -20319 and asc <= -20284: return 'a' if asc >= -20283 and asc <= -19776: return 'b' if asc >= -19775 and asc <= -19219: return 'c' if asc >= -19218 and asc <= -18711: return 'd' if asc >= -18710 and asc <= -18527: return 'e' if asc >= -18526 and asc <= -18240: return 'f' if asc >= -18239 and asc <= -17923: return 'g' if asc >= -17922 and asc <= -17418: return 'h' if asc >= -17417 and asc <= -16475: return 'j' if asc >= -16474 and asc <= -16213: return 'k' if asc >= -16212 and asc <= -15641: return 'l' if asc >= -15640 and asc <= -15166: return 'm' if asc >= -15165 and asc <= -14923: return 'n' if asc >= -14922 and asc <= -14915: return 'o' if asc >= -14914 and asc <= -14631: return 'p' if asc >= -14630 and asc <= -14150: return 'q' if asc >= -14149 and asc <= -14091: return 'r' if asc >= -14090 and asc <= -13119: return 's' if asc >= -13118 and asc <= -12839: return 't' if asc >= -12838 and asc <= -12557: return 'w' if asc >= -12556 and asc <= -11848: return 'x' if asc >= -11847 and asc <= -11056: return 'y' if asc >= -11055 and asc <= -10247: return 'z' return '' def main(str_input): a = multi_get_letter(str_input) b = '' for i in a: b= b+i print b if __name__ == "__main__": str_input= '努力的椰子' main(str_input)