Exam 6: Manipulating Arrays

The array_pop() function removes the ____________________ elements from the end of the array.

The ____ function determines whether a given value exists in an array.

The ____ function returns a Boolean value of true if a given value exists in the array.

To sort an associative array by key, use the ____ function.

The array_name argument in the array_splice() function indicates the name of the array you want to eliminate.

Modify the ____________________ attribute of the input element to use array notation to store form data.

To refer to an element in an associative array, you place an element's ____________________ in single or double quotation marks inside the array brackets.

After adding or removing array elements, the ____________________ function also renumbers the indexes for an array.

To remove multiple elements using the unset() function, you must separate each element name with a ____________________ .

To randomize the order of array elements, you can use the ____________________ function.

The ____________________ function adds one or more elements to the end of an array.

The array_unique() function removes elements that are unique to an array.

The start_index argument of the array_slice() function indicates the ____________________ position within the array to begin extracting elements.

The ____________________ is a special type of variable that refers to the currently selected element in an array.

When using associative keys in Web forms, you do not use ____________________ around the associative array key name.

Merge two or more arrays with the ____ function.

If you create an associative array and then add a new element without specifying a key, PHP will not assume that the array is indexed.

A multidimensional array in PHP is essentially ____.

The ____________________ function removes array elements and other variables.

The ____ is a special type of variable that refers to the currently selected element in an array.