What is the usage of str_split in php

In PHP, split is often used in the "str_split" function, which can split a string into an array. The usage is "str_split(string,length)"; when length is less than 1, this function will return false , when length is greater than the length of the string, the entire string is returned.

The operating environment of this tutorial: windows10 system, PHP7.1 version, DELL G3 computer

What is the usage of str_split in php

str_split() function splits a string into an array.

Syntax

str_split(string,length)

Parameter Description

string Required. Specifies the string to be split.

length Optional. Specifies the length of each array element. The default is 1.

Return value: If length is less than 1, the str_split() function will return FALSE. If length is greater than the length of the string, the entire string is returned as the only element of the array.

The example is as follows:

<?php
print_r(str_split("Hello"));
?>

Output result:

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