CachingIterator::hasNext

    (PHP 5, PHP 7, PHP 8)

    CachingIterator::hasNext — Check whether the inner iterator has a valid next element

    Description

    public CachingIterator::hasNext(): bool
    Warning

    This function is currently not documented; only its argument list is available.

    Parameters

    This function has no parameters.

    Return Values

    Returns true on success or false on failure.

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    User Contributed Notes 1 note

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    andresdzphp at php dot net
    13 years ago
    CachingIterator::hasNext Example<?php$ait = new ArrayIterator(array('Value 1', 'Value 2', 'Value 3', 'Value 4'));$cit = new CachingIterator($ait);foreach ($cit as $value) {    echo $value;    //if has a next value, print a comma    if ($cit->hasNext()) {        echo ', ';    }}?>Result: Value 1, Value 2, Value 3, Value 4
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