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PHP str_word_count() Function

PHP String Reference Complete PHP String Reference

Definition and Usage

The str_word_count() function counts the number of words in a string.

Syntax

str_word_count(string,return,char)

Parameter Description
string Required. Specifies the string to check
return Optional. Specifies the return value of the str_word_count() function.

Possible values:

  • 0 - Default. Returns the number of words found
  • 1 - Returns an array with the words from the string
  • 2 - Returns an array where the key is the position of the word in the string, and value is the actual word
char Optional. Specifies special characters to be considered as words.

Note: This parameter was added in PHP 5.1

Example 1

<?php
echo str_word_count("Hello world!");
?>

The output of the code above will be:

2

Example 2

<?php
print_r(str_word_count("Hello world!",1));
?>

The output of the code above will be:

Array
(
[0] => Hello
[1] => world
)

Example 3

<?php
print_r(str_word_count("Hello world!",2));
?>

The output of the code above will be:

Array
(
[0] => Hello
[6] => world
)

Example 4

str_word_count() without and with the char parameter:

<?php
print_r(str_word_count("Hello world & good morning!",1));
print_r(str_word_count("Hello world & good morning!",1,"&"));
?>

The output of the code above will be:

Array
(
[0] => Hello
[1] => world
[2] => good
[3] => morning
)

Array
(
[0] => Hello
[1] => world
[2] => &
[3] => good
[4] => morning
)

PHP String Reference Complete PHP String Reference
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