in_array

in_array -- Return TRUE if a value exists in an array

Description

bool in_array ( mixed needle, array haystack [, bool strict])

הערה :

הערה :

דוגמה 1 . in_array( ) example











דוגמה 2 . in_array( ) with strict example











דוגמה 3 . in_array( ) with an array as needle

 
 ?php

 
$a

 
=

 
array(

 
array('p'

 
,

 
'h')

 
,

 
array('p'

 
,

 
'r')

 
,

 
'o')

 
;

 
if

 
(in_array(array

 
('p'

 
,

 
'h')

 
,

 
$a)

 
)

 
echo

 
"'ph

 
'

 
is

 
found\n"

 
;

 
if

 
(in_array(array

 
('f'

 
,

 
'i')

 
,

 
$a)

 
)

 
echo

 
"'fi

 
'

 
is

 
not

 
found\n"

 
;

 
if

 
(in_array('o'

 
,

 
$a)

 
)

 
echo

 
"'o

 
'

 
is

 
found\n"

 
;

 
?

 
/

 
/

 
This

 
will

 
output

 
:

 
'ph

 
'

 
is

 
found

 
'o

 
'

 
is

 
found