GoLang Countable::count

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GoLang replacement for PHP's Countable::count [edit | history]

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PHP Countable::count

PHP original manual for Countable::count [ show | php.net ]

Countable::count

(PHP 5 >= 5.1.0, PHP 7)

Countable::count — Count elements of an object

Description

abstract public int Countable::count ( void )

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

Parameters

This function has no parameters.

Return Values

The custom count as an integer.

Note:
The return value is cast to an integer.

Examples

Example #1 Countable::count() example


<?php
class myCounter implements Countable {
    private $count = 0;
    public function count() {
        return ++$this->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

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