PHP str_split() Function Usage and Example

PHP String Character String Functions Manual

The str_split() function is used to split strings and convert them to arrays

Syntax

array str_split ( string $string [, int $split_length =　1　] )

Definition and Usage

Used to convert string splitting to an array

Return Value

If the optional split_length parameter is specified, each element of the array is a character block of length split_length, otherwise each character block is a single character.
If split_length is less than 1If the split_length parameter exceeds the length of the string, the entire string will be returned as the only element of the array.

Parameter

Online Example

Try the following example, split the string, note the difference between specifying the length and not specifying the length:

<?php
　　　//Split the string without specifying the split length
　　　3codebox.com"));
　　　//Split the string, specify the split length of2
　　　3codebox.com\2));
?>

Output Result

Array
(
　　　　[0] => n
　　　　[1] => h
　　　　[2] => o
　　　　[3] => o
　　　　[4] => o
　　　　[5] => .
　　　　[6] => c
　　　　[7] => o
　　　　[8] => m
)
Array
(
　　　　[0] => nh
　　　　[1] => oo
　　　　[2] => o.
　　　　[3] => co
　　　　[4] => m
)

PHP String Character String Functions Manual