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    PHP array_combine() Function

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    Definition and Usage

    • The array_combine() function creates an array by using the elements from one "keys" array and one "values" array.
    • Note: Both arrays must have equal number of elements!

    Syntax

    array_combine(keys, values)

    Parameter Values

    Parameter Description
    keys Required. Array of keys
    values Required. Array of values

    Technical Details

    Return Value: Returns the combined array. FALSE if number of elements does not match
    PHP Version: 5+
    Changelog: Versions before PHP 5.4 issues E_WARNING and returns FALSE for empty arrays
    Example: PHP array_combine() Function

    Create an array by using the elements from one "keys" array and one "values" array:

    <?php
$fname=array("Peter","Ben","Joe");
$age=array("35","37","43");

$c=array_combine($fname,$age);
print_r($c);
?>

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    PHP Referrence: The PHP reference contains different categories of all PHP functions, keywords and constants, along with examples.

    Navigate this PHP reference guide
  • array() Function
  • array_change_key_case() Function
  • array_chunk() Function
  • array_combine() Function
  • array_count_values() Function
  • arsort() Function
  • asort() Function
  • count() Function
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    PHP Quiz

    Example files created in this segment:
    Indexed Arrays Associative Arrays Loop Through an Indexed Array Loop Through an Associative Array Two-dimensional Array Change all keys in an array to lowercase Special rules for changing key case PHP Array - array_chunk() Function part 1 PHP Array - array_chunk() Function part 2 PHP array_combine() Function PHP array_count_values() Function PHP arsort() Function PHP asort() Function PHP count() Function part 1 count() Function part 2