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Countable
PHP Manual

Countable::count

(No version information available, might be only in CVS)

Countable::countCount elements of a object

Description

abstract public int Countable::count ( void )

This method executed when using the count() function on a object implementing Countable.

Parameters

This function has no parameters.

Return Values

The custom count as integer.

Note: The return value is casted to integer.

Examples

Example #1 Countable::count() example

<?php
class myCounter implements Countable {
    public function 
count() {
        static 
$count 0;
        return ++
$count;
    }
}

$counter = new myCounter;

for(
$i=0$i<10; ++$i) {
    echo 
"I have been count()ed " count($counter) . " times\n";
}
?>

The above example will output something similar to:

I have been count()ed 1 times
I have been count()ed 2 times
I have been count()ed 3 times
I have been count()ed 4 times
I have been count()ed 5 times
I have been count()ed 6 times
I have been count()ed 7 times
I have been count()ed 8 times
I have been count()ed 9 times
I have been count()ed 10 times


Countable
PHP Manual