в 10:37, 26 мая 2010

2010-05-26T10:37:25Z

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2010-05-26T07:02:53Z

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==array remove==



<source lang="html4strict">

<?php
function array_remove(&$array, $offset, $length=1)
{
return array_splice($array, $offset, $length);
}
$languages = array( "French", "German", "Russian", "Chinese",
"Hindi", "Quechua", "Spanish", "Hausa");
printf("Original array:<pre>%s</pre>\n", var_export($languages, TRUE));

$removed = array_remove($languages, 2);
printf("Removed: %s Remaining:<pre>%s</pre>\n",
var_export($removed, TRUE), var_export($languages, TRUE));

$removed = array_remove($languages, 0, 3);
printf("Removed: %s Remaining:<pre>%s</pre>\n",
var_export($removed, TRUE), var_export($languages, TRUE));
?>

</source>

==array_splice==



<source lang="html4strict">

<?php
$states = array("Alabama", "Alaska", "Arizona", "Arkansas");
$subset = array_splice($states, 4);
print_r($states);
print_r($subset);
?>

</source>

==array_splice() function replaces the designated elements specified by the offset and the optional length input parameters with the elements in the optional array replacement_array.==



<source lang="html4strict">

//Its syntax is: array_splice(array input_array, int offset, int [length], array[replacement_array]);
//Remove all elements from the fifth element to the end of the array:
<?
$pasta = array ("1", "2", "3","4","5","6","7");
$pasta = array_splice($pasta, 5);
print_r($pasta);
?>

</source>

==Inserting New Values at an Arbitrary Point in an Indexed Array==



<source lang="html4strict">

<?php
function array_insert(&$array, $offset, $new)
{
array_splice($array, $offset, 0, $new);
}
$languages = array("German", "French", "Spanish");
printf("<pre>%s</pre>\n", var_export($languages, TRUE));
array_insert($languages, 1, "Russian");
printf("<pre>%s</pre>\n", var_export($languages, TRUE));
array_insert($languages, 3, array("Swedish", "Italian"));
printf("<pre>%s</pre>\n", var_export($languages, TRUE));
$languages = array("German", "French", "Spanish");
printf("<pre>%s</pre>\n", var_export($languages, TRUE));
array_insert($languages, 6, "Russian");
printf("<pre>%s</pre>\n", var_export($languages, TRUE));
$languages = array("German", "French", "Spanish");
printf("<pre>%s</pre>\n", var_export($languages, TRUE));
$languages[6] = "Russian";
printf("<pre>%s</pre>\n", var_export($languages, TRUE));
?>

</source>

==Inserting New Values to an Array: array array_splice(array $original, int $offset, int $length, array $new)==



<source lang="html4strict">

<?php
function array_insert(&$array, $offset, $new) {
array_splice($array, $offset, 0, $new);
}
$languages = array("German", "French", "Spanish");
printf("<pre>%s</pre>\n", var_export($languages, TRUE));
array_insert($languages, 1, "Russian");
printf("<pre>%s</pre>\n", var_export($languages, TRUE));
array_insert($languages, 3, array("Swedish", "Italian"));
printf("<pre>%s</pre>\n", var_export($languages, TRUE));

?>

</source>

==Remove all elements from positions 3 to (n 3):==



<source lang="html4strict">

<?
$pasta = array ("1", "2", "3","4","5","6","7");
$pasta = array_splice($pasta, 5, -3);
print_r( $pasta);
?>

</source>

==Remove a portion of the array and replace it with something else==



<source lang="html4strict">

//array_splice() examples
<?
$input = array("red", "green", "blue", "yellow");
array_splice($input, 2);
array_splice($input, 1, -1);
array_splice($input, 1, count($input), "orange");
array_splice($input, -1, 1, array("black", "maroon"));
?>

</source>

==Remove the fifth and sixth elements from the array:==



<source lang="html4strict">

<?
$pasta = array ("1", "2", "3","4","5","6","7");
$pasta = array_splice($pasta, 5, 2);
print_r($pasta);
?>

</source>

==Replace the third and fourth elements with new elements:==



<source lang="html4strict">

<?
$pasta = array ("1", "2", "3","4","5","6","7");
$pasta = array_splice($pasta, 5, 2, array("element1", "element2"));
print_r($pasta);
?>

</source>

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в 10:37, 26 мая 2010

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