本文整理汇总了PHP中check::isnull方法的典型用法代码示例。如果您正苦于以下问题：PHP check::isnull方法的具体用法？PHP check::isnull怎么用？PHP check::isnull使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类check的用法示例。
在下文中一共展示了check::isnull方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的PHP代码示例。
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();