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What's the difference between echo, print, and print_r in PHP?
...en debugging
No return value
var_export()
Outputs a human-readable and PHP-executable representation of any one value
Accepts not just strings but other types including arrays and objects, formatting them to be readable
Uses a different output format to both print_r() and var_dump() - resulting ...
What's the use of ob_start() in php?
...ean() since ob_get_clean() essentially performs both functions. Reference: php.net/manual/en/function.ob-get-clean.php (PHP 4 >= 4.3.0, PHP 5)
– Con Antonakos
May 20 '15 at 16:49
...
jsoncpp 不能处理__int64(long long)类型数据 - C/C++ - 清泛网 - 专注C/C++及内核技术
...oncpp进行生成json的时候报了错误，很显然这不是我程序的问题。
Test.cpp: In function ‘std::string createJsonData()’:
Test.cpp:41: error: conversion from ‘long long int’ to ‘const Json::Value’ is ambiguous
include/json/value.h:205: note: ...
Exploitable PHP functions
...his list I contacted the founder of RIPS and as of now this tools searches PHP code for the use of every function in this list.
Most of these function calls are classified as Sinks. When a tainted variable (like $_REQUEST) is passed to a sink function, then you have a vulnerability. Programs like ...
How to get the client IP address in PHP [duplicate]
How can I get the client IP address using PHP?
30 Answers
30
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Getting the name of a child class in the parent class (static context)
...
in short. this is not possible. in php4 you could implement a terrible hack (examine the debug_backtrace()) but that method does not work in PHP5. references:
30423
37684
34421
edit: an example of late static binding in PHP 5.3 (mentioned in comments). no...
In a PHP project, what patterns exist to store, access and organize helper objects? [closed]
...like the database engine, user notification, error handling and so on in a PHP based, object oriented project?
8 Answers
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PHP Redirect with POST data
... snippet on how you can achieve that:
<form id="myForm" action="Page_C.php" method="post">
<?php
foreach ($_POST as $a => $b) {
echo '<input type="hidden" name="'.htmlentities($a).'" value="'.htmlentities($b).'">';
}
?>
</form>
<script type="text/javasc...
How do I PHP-unserialize a jQuery-serialized form?
Using $('#form').serialize() , I was able to send this over to a PHP page. Now how do I unserialize it in PHP? It was serialized in jQuery.
...
Multiple file upload in php
...me[]"
Input element must have multiple="multiple" or just multiple
In your PHP file use the syntax "$_FILES['inputName']['param'][index]"
Make sure to look for empty file names and paths, the array might contain empty strings. Use array_filter() before count.
Here is a down and dirty example (sho...