遍历 ArrayList
实例
public
class
Test
{
public
static
void
main
(
String
[
]
args
)
{
List
<
String
>
list
=
new
ArrayList
<
String
>
(
)
;
list
.
add
(
"
Hello
"
)
;
list
.
add
(
"
World
"
)
;
list
.
add
(
"
HAHAHAHA
"
)
;
for
(
String
str
:
list
)
{
System
.
out
.
println
(
str
)
;
}
String
[
]
strArray
=
new
String
[
list
.
size
(
)
]
;
list
.
toArray
(
strArray
)
;
for
(
int
i
=
0
;
i
<
strArray
.
length
;
i
++
)
{
System
.
out
.
println
(
strArray
[
i
]
)
;
}
Iterator
<
String
>
ite
=
list
.
iterator
(
)
;
while
(
ite
.
hasNext
(
)
)
{
System
.
out
.
println
(
ite
.
next
(
)
)
;
}
}
}
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