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Rotua Panjaitan
yii2
Commits
7a5a29c7
Commit
7a5a29c7
authored
Dec 02, 2013
by
Qiang Xue
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Added ArrayHelper::keyExists().
parent
a351b13e
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2 changed files
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40 additions
and
0 deletions
+40
-0
BaseArrayHelper.php
framework/yii/helpers/BaseArrayHelper.php
+23
-0
ArrayHelperTest.php
tests/unit/framework/helpers/ArrayHelperTest.php
+17
-0
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framework/yii/helpers/BaseArrayHelper.php
View file @
7a5a29c7
...
...
@@ -327,6 +327,29 @@ class BaseArrayHelper
}
/**
* Checks if the given array contains the specified key.
* This method enhances the `array_key_exists()` function by supporting case-insensitive
* key comparison.
* @param string $key the key to check
* @param array $array the array with keys to check
* @param boolean $caseSensitive whether the key comparison should be case-sensitive
* @return boolean whether the array contains the specified key
*/
public
static
function
keyExists
(
$key
,
$array
,
$caseSensitive
=
true
)
{
if
(
$caseSensitive
)
{
return
array_key_exists
(
$key
,
$array
);
}
else
{
foreach
(
array_keys
(
$array
)
as
$k
)
{
if
(
strcasecmp
(
$key
,
$k
)
===
0
)
{
return
true
;
}
}
return
false
;
}
}
/**
* Sorts an array of objects or arrays (with the same structure) by one or several keys.
* @param array $array the array to be sorted. The array will be modified after calling this method.
* @param string|\Closure|array $key the key(s) to be sorted by. This refers to a key name of the sub-array
...
...
tests/unit/framework/helpers/ArrayHelperTest.php
View file @
7a5a29c7
...
...
@@ -303,4 +303,21 @@ class ArrayHelperTest extends TestCase
],
],
$result
);
}
public
function
testKeyExists
()
{
$array
=
[
'a'
=>
1
,
'B'
=>
2
,
];
$this
->
assertTrue
(
ArrayHelper
::
keyExists
(
'a'
,
$array
));
$this
->
assertFalse
(
ArrayHelper
::
keyExists
(
'b'
,
$array
));
$this
->
assertTrue
(
ArrayHelper
::
keyExists
(
'B'
,
$array
));
$this
->
assertFalse
(
ArrayHelper
::
keyExists
(
'c'
,
$array
));
$this
->
assertTrue
(
ArrayHelper
::
keyExists
(
'a'
,
$array
,
false
));
$this
->
assertTrue
(
ArrayHelper
::
keyExists
(
'b'
,
$array
,
false
));
$this
->
assertTrue
(
ArrayHelper
::
keyExists
(
'B'
,
$array
,
false
));
$this
->
assertFalse
(
ArrayHelper
::
keyExists
(
'c'
,
$array
,
false
));
}
}
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