Showing-Text-in-Complex-or-Mixed-Scripts.md

@@ -196,20 +196,20 @@ a multi-byte string to a Unicode string under the specified white space
 rule. For example, you can convert a general C string in `UTF-8` or
 `GB18030` charset to a `Uchar32` string by calling this function.
 
-```
-    LOGFONT* lf;
-    int left_len_text;
+```C
+LOGFONT* lf;
+int left_len_text;
 
-    char* text = "中华人民共和国万岁！\n中国共产党万岁！";
+char* text = "中华人民共和国万岁！\n中国共产党万岁！";
 
-    if (!(lf = CreateLogFontForMChar2UChar("utf-8"))) {
+if (!(lf = CreateLogFontForMChar2UChar("utf-8"))) {
     _ERR_PRINTF("%s: failed to create logfont for utf-8 charset\n",
             __FUNCTION__);
     exit(1);
-    }
+}
 
-    left_len_text = strlen(text);
-    while (left_len_text > 0) {
+left_len_text = strlen(text);
+while (left_len_text > 0) {
     Uchar32* ucs = NULL;
     int consumed, n;
 
@@ -227,9 +227,9 @@ rule. For example, you can convert a general C string in `UTF-8` or
 
     text += consumed;
     left_len_text -= consumed;
-    }
+}
 
-    DestroyLogFont(lf);
+DestroyLogFont(lf);
 ```
 
 In the above code, we call `CreateLogFontForMChar2UChar` function to create