PHP Tutorial - PHP str_word_count() Function
Definition
The str_word_count() function returns the number of words in a string.
Syntax
PHP str_word_count() Function has the following syntax.
mixed str_word_count ( string str [, int count_type [, string char_list]] ) Parameter
| Parameter | Description |
|---|---|
| string | The string |
| format | Specify the return value of this function. |
| charlist | A list of additional characters which will be considered as 'word' |
Format
The current supported values for format are:
- 0 - returns the number of words found
- 1 - returns an array containing all the words found inside the string
- 2 - returns an associative array, where the key is the numeric position of the word inside the string and the value is the actual word itself
Return
PHP str_word_count() Function returns an array or an integer, depending on the format chosen.
Example
Here are examples of the three options:
<?PHP// ww w . j av a 2 s. com
$str = "This is a test from java2s.com.";
$a = str_word_count($str, 1);
print_r($a);
print "\n";
$b = str_word_count($str, 2);
print_r($b);
print "\n";
$c = str_word_count($str);
print_r($c);
echo "There are $c words in the string\n";
?>
The code above generates the following result.
