### Boolean ( && , || , ! )

#### Boolean op1 && Boolean op2

Returns true if Op1 is true and Op2 is true.

Example

The return value of the following statement is abc.

    Integer s=4,d=8;
    Integer f=6;
    if ( f>s && f<d )
    {
    return "abc";
    }

#### Boolean op1 || Boolean op2

Returns true if Op1 is true or Op2 is true.

Example

The return value of the following statement is abc.

    Integer s=4,d=8;
    Integer f=6;
    if ( f>s || f>d )
    {
    return "abc";
    }

#### ! Boolean op1

Returns true if Op1 is false.

Example

The return value of the following statement is def.

    Integer s=4, d=8;
    Integer f=6;
    if ( ! ( f>s ) )
    return  "abc"
    else
    return "def"