CharSequence  char ֵһɶС˽ӿڶ಻ͬ char ṩͳһֻʡchar ֵʾ Basic Multilingual Plane (BMP) еһַ
interface java.lang.CharSequence
.class interface Ljava/lang/CharSequence;

ָ char ֵ
char charAt(int index)
invoke-interface {v0, v1}, Ljava/lang/CharSequence;->charAt(I)C

شַеĳȡ
int length()
invoke-interface {v0}, Ljava/lang/CharSequence;->length()I

һµ CharSequenceǴеС
CharSequence subSequence(int start, int end)
invoke-interface {v0, v1, v2}, Ljava/lang/CharSequence;->subSequence(II)Ljava/lang/CharSequence;

һַַַе˳ͬ
String toString()
invoke-interface {v0}, Ljava/lang/CharSequence;->toString()Ljava/lang/String;
