本文整理匯總了PHP中check::isnull方法的典型用法代碼示例。如果您正苦於以下問題：PHP check::isnull方法的具體用法？PHP check::isnull怎麽用？PHP check::isnull使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類check的用法示例。
在下文中一共展示了check::isnull方法的1個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的PHP代碼示例。
示例1: copy_intp
<?php
require "tests.php";
require "argout.php";
check::functions(array(incp, incr, inctr, new_intp, copy_intp, delete_intp, intp_assign, intp_value, voidhandle, handle));
$ip = copy_intp(42);
check::equal(42, incp($ip), "42==incp({$ip})");
check::equal(43, intp_value($ip), "43={$ip}");
$p = copy_intp(2);
check::equal(2, incp($p), "2==incp({$p})");
check::equal(3, intp_value($p), "3=={$p}");
$r = copy_intp(7);
check::equal(7, incr($r), "7==incr({$r})");
check::equal(8, intp_value($r), "8=={$r}");
$tr = copy_intp(4);
check::equal(4, inctr($tr), "4==incr({$tr})");
check::equal(5, intp_value($tr), "5=={$tr}");
# Check the voidhandle call, first with null
unset($handle);
# FIXME: Call-time pass-by-reference has been deprecated for ages, and was
# removed in PHP 5.4. We need to rework
#voidhandle(&$handle);
#check::resource($handle,"_p_void",'$handle is not _p_void');
#$handledata=handle($handle);
#check::equal($handledata,"Here it is","\$handledata != \"Here it is\"");
unset($handle);
voidhandle($handle);
check::isnull($handle, '$handle not null');
check::done();