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The PHP String str_split() function is used to split the given string into an array. This function has an optional parameter which is used to specify the number of characters for each split with default value 1. Please note that it does not change the original string.

Syntax

str_split(string, length)

Parameters

string Required. Specify the string to split
length Optional. Specify length of each element of the array. Default is 1.

Return Value

Returns the array containing split string as elements of the array.

Example:

In the below example, str_split() function is used to split string MyString and return an array containing split string as elements of the string.

<?php
$MyString = "Hello World!";
$NewString = str_split($MyString,3);

print_r($NewString);
?>

The output of the above code will be:

Array
(
    [0] => Hel
    [1] => lo 
    [2] => Wor
    [3] => ld!
)

❮ PHP String functions