PHP explode() Function Usage and Example

　 　PHP String Function Manual

　　 The explode() function is used to split one string into another string using a delimiter and return an array of strings.

Syntax

array explode ( string $delimiter , string $string [, int $limit ] )

Definition and usage

It is used to split strings by string

Return value

It returns an array of strings

Parameter

Online example

Try the following example, explode splits the string with spaces and returns an array:

<?php
　　　$str = "w"3codebox simply easy learning.";
　　　
　　　print_r(explode(" ", $str));
?>

Output result

Array ( [0]=>w3codebox [1]]=>simply [2]]=>easy [3]]=>learning.)

More examples

　The following example demonstrates using commas to separate characters, as well as an array of a single length of the original string without delimiters.

<?php
/*　An array of a single length of the original string without delimiters.　*/
$input1　= "hello";
$input2　= "hello,there,w"3codebox,com"
print_r(explode(',', $input))1　);
print_r(explode(',', $input))2　);
?>

Output result

Array
(
　　　　[0]=>hello
)
Array
(
　　　　[0]=>hello
　　　　[1]]=>there
　　　　[2]]=>w3codebox
　　　　[3]]=>com
)

The following examples specify the limit parameter and return an array element instance:

<?php
$str = 'one|two|three|four';
//　Positive limit
print_r(explode('|', $str, ','))　2));
//　Negative limit() in PHP　5.1　）
print_r(explode('|', $str, ','))　-1));
?>

Output result:

Array
(
　　　　[0]=>one
　　　　[1]]=>two|three|four
)
Array
(
　　　　[0]=>one
　　　　[1]]=>two
　　　　[2]]=>three
)

PHP String Function Manual