splice

adds and/or removes array elements

Syntax


                splice(index, num, item1, ...)

Returns


            Nothing

Parameters

index (integer): The position to add/remove items.
num (integer): Optional, number of items to be removed.
Item (var): Optional, new elements(s) to be added.

Usage

Add item

var data = ['this', 'is', 'an', 'example', 'array'];
data.splice(2, 0, "not");
echo( objectToString(data) );

/* data will now contain
[
  "this",
  "is",
  "not",
  "an",
  "example",
  "array"
]
*/

First two items only

var data = ['this', 'is', 'an', 'example', 'array'];
data.splice(2 );
echo( objectToString(data) );

/* data will now contain
[
  "this",
  "is"
]
*/

Remove the first two items

var data = ['this', 'is', 'an', 'example', 'array'];
data.splice(0, 2);
echo( objectToString(data) );

/* data will now contain
[
  "an",
  "example",
  "array"
]
*/

Last item only

var data = ['this', 'is', 'an', 'example', 'array'];
data.splice(0, data.length-1 );
echo( objectToString(data) );
}

/* data will now contain
[
  "array"
]
*/

Remove last item

var data = ['this', 'is', 'an', 'example', 'array'];
data.splice(-1, 1 );
echo( objectToString(data) );

/* data will now contain
[
  "this",
  "is",
  "an",
  "example"
]
*/