- is_infinite: documentation ( source)
- error_reporting: documentation ( source)
- is_finite: documentation ( source)
<?php
error_reporting(0);
$expr = 1.0/0.0;
if (is_finite( $expr ) ) {
echo 'finite';
} else if (is_infinite( $expr )){
echo INF;
}
else
{
echo !(is_infinite($expr));
}