ARRAY_POP(3) 1 ARRAY_POP(3)array_pop - Pop the element off the end of arraySYNOPSIS
mixed array_pop (array &$array)
DESCRIPTION array_pop(3) pops and returns the last value of the $array, shortening the $array by one element.
Note
This function will reset(3) the array pointer of the input array after use.
PARAMETERS
o $array
- The array to get the value from.
RETURN VALUES
Returns the last value of $array. If $array is empty (or is not an array), NULL will be returned.
ERRORS /EXCEPTIONS
This function will produce an error of level E_WARNING when called on a non-array.
EXAMPLES
Example #1
array_pop(3) example
<?php
$stack = array("orange", "banana", "apple", "raspberry");
$fruit = array_pop($stack);
print_r($stack);
?>
After this, $stack will have only 3 elements:
Array
(
[0] => orange
[1] => banana
[2] => apple
)
and raspberry will be assigned to $fruit.
SEE ALSO array_push(3), array_shift(3), array_unshift(3).
PHP Documentation Group ARRAY_POP(3)
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ARRAY_SHIFT(3) 1 ARRAY_SHIFT(3)array_shift - Shift an element off the beginning of arraySYNOPSIS
mixed array_shift (array &$array)
DESCRIPTION array_shift(3) shifts the first value of the $array off and returns it, shortening the $array by one element and moving everything down.
All numerical array keys will be modified to start counting from zero while literal keys won't be touched.
Note
This function will reset(3) the array pointer of the input array after use.
PARAMETERS
o $array
- The input array.
RETURN VALUES
Returns the shifted value, or NULL if $array is empty or is not an array.
EXAMPLES
Example #1
array_shift(3) example
<?php
$stack = array("orange", "banana", "apple", "raspberry");
$fruit = array_shift($stack);
print_r($stack);
?>
The above example will output:
Array
(
[0] => banana
[1] => apple
[2] => raspberry
)
and orange will be assigned to $fruit.
SEE ALSO array_unshift(3), array_push(3), array_pop(3).
PHP Documentation Group ARRAY_SHIFT(3)
Hi,
I find out one problem is...the main point is we must delete 2nd duplicated of word in txt file. For example
apple
orange
pink
green
orange
yellow
orange
red
output should be:
apple
orange
pink
green
yellow
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lion,tiger,bear
apple,mango,orange,apple,grape
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Hi,
I have a file like seen below.
apple, orange, grapes
pineapple
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egg
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4
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