RegexIterator::accept()

(PHP 5 >= 5.2.0, PHP 7)

Get accept status

说明

publicRegexIterator::accept(void): bool

Matches (string)RegexIterator::current()(or RegexIterator::key() if the RegexIterator::USE_KEY flag is set)against the regular expression.

参数

此函数没有参数。

返回值

TRUE if a match,FALSE otherwise.

范例

RegexIterator::accept() example

This example shows that only items matching the regular expression are accepted.

<?php
$names = new ArrayIterator(array('Ann', 'Bob', 'Charlie', 'David'));
$filter = new RegexIterator($names, '/^[B-D]/');
foreach ($filter as $name) {
    echo $name . PHP_EOL;
}
?>

以上例程会输出：

Bob
Charlie
David

参见

• RegexIterator constants
• RegexIterator::setFlags() Sets the flags