你需要一个汉字的拼音区间表
在范围内的都是发的同一个音,从而确定是否包含了你要找的字母
例如g,有可能是声母,也可能是ang ong eng等,你就看表然后写判断吧.
"a",-20319
"ai",-20317
"an",-20304
"ang",-20295
"ao",-20292
"ba",-20283
"bai",-20265
"ban",-20257
"bang",-20242
"bao",-20230
"bei",-20051
"ben",-20036
"beng",-20032
"bi",-20026
"bian",-20002
"biao",-19990
"bie",-19986
"bin",-19982
"bing",-19976
"bo",-19805
"bu",-19784
"ca",-19775
"cai",-19774
"can",-19763
"cang",-19756
"cao",-19751
"ce",-19746
"ceng",-19741
"cha",-19739
"chai",-19728
"chan",-19725
"chang",-19715
"chao",-19540
"che",-19531
"chen",-19525
"cheng",-19515
"chi",-19500
"chong",-19484
"chou",-19479
"chu",-19467
"chuai",-19289
"chuan",-19288
"chuang",-19281
"chui",-19275
"chun",-19270
"chuo",-19263
"ci",-19261
"cong",-19249
"cou",-19243
"cu",-19242
"cuan",-19238
"cui",-19235
"cun",-19227
"cuo",-19224
"da",-19218
"dai",-19212
"dan",-19038
"dang",-19023
"dao",-19018
"de",-19006
"deng",-19003
"di",-18996
"dian",-18977
"diao",-18961
"die",-18952
"ding",-18783
"diu",-18774
"dong",-18773
"dou",-18763
"du",-18756
"duan",-18741
"dui",-18735
"dun",-18731
"duo",-18722
"e",-18710
"en",-18697
"er",-18696
"fa",-18526
"fan",-18518
"fang",-18501
"fei",-18490
"fen",-18478
"feng",-18463
"fo",-18448
"fou",-18447
"fu",-18446
"ga",-18239
"gai",-18237
"gan",-18231
"gang",-18220
"gao",-18211
"ge",-18201
"gei",-18184
"gen",-18183
"geng",-18181
"gong",-18012
"gou",-17997
"gu",-17988
"gua",-17970
"guai",-17964
"guan",-17961
"guang",-17950
"gui",-17947
"gun",-17931
"guo",-17928
"ha",-17922
"hai",-17759
"han",-17752
"hang",-17733
"hao",-17730
"he",-17721
"hei",-17703
"hen",-17701
"heng",-17697
"hong",-17692
"hou",-17683
"hu",-17676
"hua",-17496
"huai",-17487
"huan",-17482
"huang",-17468
"hui",-17454
"hun",-17433
"huo",-17427
"ji",-17417
"jia",-17202
"jian",-17185
"jiang",-16983
"jiao",-16970
"jie",-16942
"jin",-16915
"jing",-16733
"jiong",-16708
"jiu",-16706
"ju",-16689
"juan",-16664
"jue",-16657
"jun",-16647
"ka",-16474
"kai",-16470
"kan",-16465
"kang",-16459
"kao",-16452
"ke",-16448
"ken",-16433
"keng",-16429
"kong",-16427
"kou",-16423
"ku",-16419
"kua",-16412
"kuai",-16407
"kuan",-16403
"kuang",-16401
"kui",-16393
"kun",-16220
"kuo",-16216
"la",-16212
"lai",-16205
"lan",-16202
"lang",-16187
"lao",-16180
"le",-16171
"lei",-16169
"leng",-16158
"li",-16155
"lia",-15959
"lian",-15958
"liang",-15944
"liao",-15933
"lie",-15920
"lin",-15915
"ling",-15903
"liu",-15889
"long",-15878
"lou",-15707
"lu",-15701
"lv",-15681
"luan",-15667
"lue",-15661
"lun",-15659
"luo",-15652
"ma",-15640
"mai",-15631
"man",-15625
"mang",-15454
"mao",-15448
"me",-15436
"mei",-15435
"men",-15419
"meng",-15416
"mi",-15408
"mian",-15394
"miao",-15385
"mie",-15377
"min",-15375
"ming",-15369
"miu",-15363
"mo",-15362
"mou",-15183
"mu",-15180
"na",-15165
"nai",-15158
"nan",-15153
"nang",-15150
"nao",-15149
"ne",-15144
"nei",-15143
"nen",-15141
"neng",-15140
"ni",-15139
"nian",-15128
"niang",-15121
"niao",-15119
"nie",-15117
"nin",-15110
"ning",-15109
"niu",-14941
"nong",-14937
"nu",-14933
"nv",-14930
"nuan",-14929
"nue",-14928
"nuo",-14926
"o",-14922
"ou",-14921
"pa",-14914
"pai",-14908
"pan",-14902
"pang",-14894
"pao",-14889
"pei",-14882
"pen",-14873
"peng",-14871
"pi",-14857
"pian",-14678
"piao",-14674
"pie",-14670
"pin",-14668
"ping",-14663
"po",-14654
"pu",-14645
"qi",-14630
"qia",-14594
"qian",-14429
"qiang",-14407
"qiao",-14399
"qie",-14384
"qin",-14379
"qing",-14368
"qiong",-14355
"qiu",-14353
"qu",-14345
"quan",-14170
"que",-14159
"qun",-14151
"ran",-14149
"rang",-14145
"rao",-14140
"re",-14137
"ren",-14135
"reng",-14125
"ri",-14123
"rong",-14122
"rou",-14112
"ru",-14109
"ruan",-14099
"rui",-14097
"run",-14094
"ruo",-14092
"sa",-14090
"sai",-14087
"san",-14083
"sang",-13917
"sao",-13914
"se",-13910
"sen",-13907
"seng",-13906
"sha",-13905
"shai",-13896
"shan",-13894
"shang",-13878
"shao",-13870
"she",-13859
"shen",-13847
"sheng",-13831
"shi",-13658
"shou",-13611
"shu",-13601
"shua",-13406
"shuai",-13404
"shuan",-13400
"shuang",-13398
"shui",-13395
"shun",-13391
"shuo",-13387
"si",-13383
"song",-13367
"sou",-13359
"su",-13356
"suan",-13343
"sui",-13340
"sun",-13329
"suo",-13326
"ta",-13318
"tai",-13147
"tan",-13138
"tang",-13120
"tao",-13107
"te",-13096
"teng",-13095
"ti",-13091
"tian",-13076
"tiao",-13068
"tie",-13063
"ting",-13060
"tong",-12888
"tou",-12875
"tu",-12871
"tuan",-12860
"tui",-12858
"tun",-12852
"tuo",-12849
"wa",-12838
"wai",-12831
"wan",-12829
"wang",-12812
"wei",-12802
"wen",-12607
"weng",-12597
"wo",-12594
"wu",-12585
"xi",-12556
"xia",-12359
"xian",-12346
"xiang",-12320
"xiao",-12300
"xie",-12120
"xin",-12099
"xing",-12089
"xiong",-12074
"xiu",-12067
"xu",-12058
"xuan",-12039
"xue",-11867
"xun",-11861
"ya",-11847
"yan",-11831
"yang",-11798
"yao",-11781
"ye",-11604
"yi",-11589
"yin",-11536
"ying",-11358
"yo",-11340
"yong",-11339
"you",-11324
"yu",-11303
"yuan",-11097
"yue",-11077
"yun",-11067
"za",-11055
"zai",-11052
"zan",-11045
"zang",-11041
"zao",-11038
"ze",-11024
"zei",-11020
"zen",-11019
"zeng",-11018
"zha",-11014
"zhai",-10838
"zhan",-10832
"zhang",-10815
"zhao",-10800
"zhe",-10790
"zhen",-10780
"zheng",-10764
"zhi",-10587
"zhong",-10544
"zhou",-10533
"zhu",-10519
"zhua",-10331
"zhuai",-10329
"zhuan",-10328
"zhuang",-10322
"zhui",-10315
"zhun",-10309
"zhuo",-10307
"zi",-10296
"zong",-10281
"zou",-10274
"zu",-10270
"zuan",-10262
"zui",-10260
"zun",-10256
"zuo",-10254
追问我的意思是怎么样判别：“曾”和“成”与“长”和“产”他们的拼音 怎么确定曾的拼音就是ceng 难道就不能是cheng 这样读音不也一样？ 还有长的拼音怎么就是chang怎么就不能是chan啊。 我要问的就是这类的问题？
追答上面给你区间代码了,在那个代码区间里的汉字都发一个音:成,乘,称,城 都是在一个区间里的
追问对不起，还是不太懂！