predefClass中包含的符号

Scope[
||(boolean,boolean),
&&(boolean,boolean),
!=(int,int), !=(long,long),
!=(float,float),
!=(double,double),
!=(boolean,boolean),
!=(java.lang.Object,java.lang.Object),
==(int,int),
==(long,long),
==(float,float),
==(double,double),
==(boolean,boolean),
==(java.lang.Object,java.lang.Object),
>=(int,int), >=(long,long),
>=(float,float),
>=(double,double),
<=(int,int),
<=(long,long),
<=(float,float),
<=(double,double),
>(int,int),
>(long,long),
>(float,float),
>(double,double),
<(int,int),
<(long,long),
<(float,float),
<(double,double),
>>>(int,int),
>>>(long,int),
>>>(int,long),
>>>(long,long),
>>(int,int),
>>(long,int),
>>(int,long),
>>(long,long),
<<(int,int),
<<(long,int),
<<(int,long),
<<(long,long),
^(int,int),
^(long,long),
^(boolean,boolean),
|(int,int),
|(long,long),
|(boolean,boolean),
&(int,int),
&(long,long),
&(boolean,boolean),
%(int,int),
%(long,long),
%(float,float),
%(double,double),
/(int,int),
/(long,long),
/(float,float),
/(double,double),
*(int,int),
*(long,long),
*(float,float),
*(double,double),
-(int,int),
-(long,long),
-(float,float),
-(double,double),
+(int,int),
+(long,long),
+(float,float),
+(double,double),
+(java.lang.Object,<nulltype>),
+(boolean,<nulltype>),
+(double,<nulltype>),
+(float,<nulltype>),
+(long,<nulltype>),
+(int,<nulltype>),
+(<nulltype>,java.lang.Object),
+(<nulltype>,boolean),
+(<nulltype>,double),
+(<nulltype>,float),
+(<nulltype>,long),
+(<nulltype>,int),
+(<nulltype>,<nulltype>),
+(<nulltype>,java.lang.String),
+(boolean,java.lang.String),
+(double,java.lang.String),
+(float,java.lang.String),
+(long,java.lang.String),
+(int,java.lang.String),
+(java.lang.String,<nulltype>),
+(java.lang.String,boolean),
+(java.lang.String,double),
+(java.lang.String,float),
+(java.lang.String,long),
+(java.lang.String,int),
+(java.lang.String,java.lang.String),
+(java.lang.Object,java.lang.String),
+(java.lang.String,java.lang.Object),
<*nullchk*>(java.lang.Object),
!(boolean),--(byte), --(short), --(char), --(int), --(long), --(float), --(double),
++(byte), ++(short), ++(char), ++(int),++(long), ++(float), ++(double),
~(int), ~(long),
-(int),-(long), -(float), -(double),
+(int), +(long), +(float), +(double),
<any>, <any>,
boolean, double, float, long, int, char, short, byte]