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php string to array

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Release: 2023-02-24 07:40:01
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php string to array

php string to array

str_split

(PHP 5, PHP 7)

str_split — Convert a string to an array

Description

str_split ( string $string [, int $split_length = 1 ] ) : array
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Convert a string to an array.

Parameters

string: Input string.

split_length: The length of each segment.

Return value

If the optional split_length parameter is specified, each element in the returned array is a character block of length split_length, otherwise each character block is a single character.

If split_length is less than 1, return FALSE. If the split_length argument exceeds the length of string , the entire string will be returned as only one element of the array.

Example

Example #1 str_split() Usage Example

<?php
$str = "Hello Friend";
$arr1 = str_split($str);
$arr2 = str_split($str, 3);
print_r($arr1);
print_r($arr2);
?>
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The above routine will output:

Array
(
    [0] => H
    [1] => e
    [2] => l
    [3] => l
    [4] => o
    [5] =>
    [6] => F
    [7] => r
    [8] => i
    [9] => e
    [10] => n
    [11] => d
)
Array
(
    [0] => Hel
    [1] => lo
    [2] => Fri
    [3] => end
)
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Comments

Note:

When dealing with multi-byte characters, str_split() will convert by the number of bytes, not the number of characters.

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