Java Reference
In-Depth Information
Level
Rule
Marker Result Comment
F
ollow
(Prefix )
0
F
ollow
(Prefix )
0
E
→
Prefix (E)
{
(
}
21
F
ollow
(E)
0
F
ollow
(E)
0
E
→
Prefix ( E )
{
)
}
21
0
Ta i l
→
+E
{}
23
1
F
ollow
( Ta i l )
1
E
→
vTail
{}
23
2
F
ollow
(E)
{}
Recursion avoided
18
1
{}
Returns
24
0
{
)
}
Returns
24
F
ollow
( Ta i l )
0
F
ollow
( Ta i l )
0
E
→
vTail
{}
23
1
F
ollow
(E)
1
E
→
Prefix ( E )
{
)
}
21
1
Ta i l
→
+E
{}
23
2
F
ollow
( Ta i l )
{}
Recursion avoided
18
1
{
)
}
Returns
24
0
{
)
}
Returns
24
Figure 4.13: Follow sets for the nonterminals of Figure 4.1.
