PHP filter_var_array() Function
 Complete PHP Filter Reference
Definition and Usage
The filter_var_array() function gets multiple variables and optionally
filters them
This function is useful for filtering many values without calling filter_var()
over and over.
Returns an array of values of the requested variables on success or FALSE on
failure.
Syntax
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filter_var_array(array, args)
|
| Parameter |
Description |
| array |
Required. Specifies an array with string keys
containing the data to filter |
| args |
Optional. Specifies an array of filter arguments. A
valid array key is a variable name and a valid value is
a filter ID, or an array specifying the filter,
flags and options. This parameter can also be a single filter ID, if so,
all values in the input array are filtered by the specified filter A filter ID can be an ID name (like FILTER_VALIDATE_EMAIL)
or an ID number (like 274) |
Tips and Notes
Tip: Check the Complete PHP Filter
Reference for possible filters to use with this function.
Example
<?php
$arr = array
(
"name" => "peter griffin",
"age" => "41",
"email" => "peter@example.com",
);
$filters = array
(
"name" => array
(
"filter"=>FILTER_CALLBACK,
"flags"=>FILTER_FORCE_ARRAY,
"options"=>"ucwords"
),
"age" => array
(
"filter"=>FILTER_VALIDATE_INT,
"options"=>array
(
"min_range"=>1,
"max_range"=>120
)
),
"email"=> FILTER_VALIDATE_EMAIL,
);
print_r(filter_var_array($arr, $filters));
?>
|
The output of the code should be:
Array
(
[name] => Peter Griffin
[age] => 41
[email] => peter@example.com
)
|
Complete PHP Filter Reference
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