Obtain the actual length of the string. The Chinese Character occupies 2 bytes.

Obtain the actual length of the string. The Chinese Character occupies 2 bytes.

 

// Obtain the actual length of the string. The Chinese Character occupies 2 bytes. Function getactuallength (STR) {// <summary> obtain the actual length of the string, which is 2 in Chinese, english 1 </Summary> // <Param name = "str"> string to be obtained </param> var reallength = 0, Len = Str. length, charcode =-1; for (VAR I = 0; I <Len; I ++) {charcode = Str. charcodeat (I); If (charcode> = 0 & charcode <= 128) reallength + = 1; else reallength + = 2;} return reallength ;};