大约有 10,000 项符合查询结果（耗时：0.0229秒） [XML]
MySQL, Check if a column exists in a table with SQL
...his works well for me.
SHOW COLUMNS FROM `table` LIKE 'fieldname';
With PHP it would be something like...
$result = mysql_query("SHOW COLUMNS FROM `table` LIKE 'fieldname'");
$exists = (mysql_num_rows($result))?TRUE:FALSE;
...
Sending a JSON to server and retrieving a JSON in return, without JQuery
... }
};
xhr.send();
Handling data in JSON format on the server-side using PHP
<?php
// Handling data in JSON format on the server-side using PHP
//
header("Content-Type: application/json");
// build a PHP variable from JSON sent using POST method
$v = json_decode(stripslashes(file_get_contents(...
What is 'YTowOnt9'?
Our (PHP) framework sometimes renders hidden inputs with value YTowOnt9 . I can't find that string anywhere in the (huge) codebase, and can't figure out where it came from. I decided to Google for that particular string, and the result surprised me. Over half a million - kind of random - hits. I ...
Increment value in mysql update query
...lever for someone who knows what PDO is, but for me who's just diving into PHP/MySQL, it doesn't really shine a lot of light into the matter. Does PDO make that code smaller or more elegant? If so, please edit the answer or post one of your own where you show how it's better with PDO. Thanks.
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Difference between array_push() and $array[] =
In the PHP manual, ( array_push ) says..
9 Answers
9
...
How to find out if you're using HTTPS without $_SERVER['HTTPS']
...RVER['SERVER_PORT'] == 443;
}
The code is compatible with IIS.
From the PHP.net documentation and user comments :
1) Set to a non-empty value if the script was queried through the HTTPS protocol.
2) Note that when using ISAPI with IIS, the value will be "off" if the request was not made ...
Can PHP PDO Statements accept the table or column name as parameter?
...lowed_columns_array['tblTheTable'] = array('the_col_to_check');
Then the PHP check before running PDO looks like...
if(in_array($inTableName, $allowed_tables_array) && in_array($inColumnName,$allowed_columns_array[$inTableName]))
{
$sql = "SELECT $inColumnName AS columnInfo
...
php var_dump() vs print_r()
What is the difference between var_dump() and print_r() in terms of spitting out an array as string?
12 Answers
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Does file_get_contents() have a timeout setting?
... link may take more than 15 minutes to process. Now, I worry about whether PHP's file_get_contents() has a timeout period?
...
Which is the best library for XML parsing in java [closed]
...d or interested about them. What I will say is that removing the try/catch blocks and showing the method signature instead to document what exceptions the different options can throw would save space while still preserving the interesting information. So if someone wants to do that, they should just...