Determines whether the string contains Chinese characters.

Source: Internet
Author: User

Method 1:

// Judge whether the string contains Chinese characters; true indicates that the string contains Chinese characters; false indicates that the string does not contain Chinese characters.
Public bool ischina (string cstring)
Bool boolvalue = false;
For (INT I = 0; I <cstring. length; I ++)
If (convert. toint32 (convert. tochar (cstring. substring (I, 1)> convert. toint32 (convert. tochar (128 )))
Boolvalue = true;

Return boolvalue;

Method 2:

Public bool wordsiscn (string words)
String tmmp;
For (INT I = 0; I <words. length; I ++)
Tmmp = words. substring (I, 1 );
Byte [] Sarr = system. Text. encoding. getencoding ("gb2312"). getbytes (tmmp );
If (Sarr. Length = 2)
Return true;
Return false;

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