php Programming Glossary: character

When to use single quotes, double quotes, and backticks?

http://stackoverflow.com/questions/11321491/when-to-use-single-quotes-double-quotes-and-backticks

keyword or when the identifier contains whitespace characters or characters beyond a limited set see below It is often recommended.. or when the identifier contains whitespace characters or characters beyond a limited set see below It is often recommended to avoid.. or column identifiers are reserved words or make use of characters requiring quoting but I've quoted them anyway with backticks..

Using a regular expression to validate an email address

http://stackoverflow.com/questions/201323/using-a-regular-expression-to-validate-an-email-address

most recently I realized that I wasn't allowing 4 character TLDs . What's the best regular expression you have or have seen..

UTF-8 all the way through

http://stackoverflow.com/questions/279170/utf-8-all-the-way-through

improve this question Data Storage Specify the utf8 character set on all tables and text columns in your database. This makes.. if a utf8_ collation is specified without any explicit character set . The MySQL utf8 encoding is only a subset of actual UTF.. provide their own mechanism for configuring the connection character set which both updates its own internal state and informs MySQL..

Robust and Mature HTML Parser for PHP [duplicate]

http://stackoverflow.com/questions/292926/robust-and-mature-html-parser-for-php

HTML Tidy Minify CSS and Javascript Sort attributes change character case correct indentation etc. Extensible Parsing documents using.. Parsing documents using callbacks based on current character token Operations separated in smaller functions for easy overriding..

What is the difference between single-quoted and double-quoted strings in PHP?

http://stackoverflow.com/questions/3446216/what-is-the-difference-between-single-quoted-and-double-quoted-strings-in-php

or C language if it is in single quote that means it is a character not a string. php string syntax share improve this question.. . Double quote strings will display a host of escaped characters including some regexes and variables in the strings will be..

How do you parse and process HTML/XML in PHP?

http://stackoverflow.com/questions/3577641/how-do-you-parse-and-process-html-xml-in-php

How to parse HTML with PHP? [duplicate]

http://stackoverflow.com/questions/3650125/how-to-parse-html-with-php

Reference - What does this symbol mean in PHP?

http://stackoverflow.com/questions/3737139/reference-what-does-this-symbol-mean-in-php

Since January 2013 Stack Overflow does support special characters . Just surround the search terms by quotes e.g. php vs What.. c echo i Once z is reached aa is next and so on. Note that character variables can be incremented but not decremented and even so.. but not decremented and even so only plain ASCII characters a z and A Z are supported. Stack Overflow Posts Understanding..

Secure hash and salt for PHP passwords

http://stackoverflow.com/questions/401656/secure-hash-and-salt-for-php-passwords

Also I'd prefer the result to have a constant number of characters. The hashing mechanism must be available in PHP It must be.. improve this question TL DR Don'ts Don't limit what characters users can enter for passwords. Only idiots do this. Don't limit.. the database is compromised. Implement a reasonable 8 10 character minimum length plus require at least 1 upper case letter 1 lower..

How can I convert ereg expressions to preg in PHP?

http://stackoverflow.com/questions/6270004/how-can-i-convert-ereg-expressions-to-preg-in-php

that is not alpha numeric a backslash or a whitespace character. The most used are generally ~ and # . You can also use matching.. ' str You can easily escape all delimiters and reserved characters in a string by using preg_quote expr preg_quote ' hello' '..

Headers already sent by PHP

http://stackoverflow.com/questions/8028957/headers-already-sent-by-php

alone can be a problem. But there are also invisible character sequences which can cause this. Most famously the UTF 8 BOM.. interpreter treats it as raw output. It may show up as the characters 簿罈聶 in the output if the client interprets the document as.. does not terminate script executation at this point. Any characters after it will be output as page content still. It's commonly..

How to properly set up a PDO connection

http://stackoverflow.com/questions/11369360/how-to-properly-set-up-a-pdo-connection

PDO ATTR_ERRMODE PDO ERRMODE_EXCEPTION con exec SET CHARACTER SET utf8 return all sql requests as UTF 8 catch PDOException..

Storing and displaying unicode string (鄐嫩凶鄐兒?鄐舟?) using PHP and MySQL

http://stackoverflow.com/questions/1198701/storing-and-displaying-unicode-string-using-php-and-mysql

to submit data via a Php script just set the NAMES and CHARACTER SET when you create mysql connection before execute insert queries..

Magento upgrade takes too long and never completes

http://stackoverflow.com/questions/13163847/magento-upgrade-takes-too-long-and-never-completes

ALTER TABLE orders CHANGE url parent_id VARCHAR 255 CHARACTER SET latin1 COLLATE latin1_swedish_ci NULL DEFAULT NULL share..

jQuery Mobile: Sending data from one page to the another

http://stackoverflow.com/questions/14776387/jquery-mobile-sending-data-from-one-page-to-the-another

NO_AUTO_VALUE_ON_ZERO SET time_zone 00 00 40101 SET @OLD_CHARACTER_SET_CLIENT @@CHARACTER_SET_CLIENT 40101 SET @OLD_CHARACTER_SET_RESULTS.. SET time_zone 00 00 40101 SET @OLD_CHARACTER_SET_CLIENT @@CHARACTER_SET_CLIENT 40101 SET @OLD_CHARACTER_SET_RESULTS @@CHARACTER_SET_RESULTS.. @@CHARACTER_SET_CLIENT 40101 SET @OLD_CHARACTER_SET_RESULTS @@CHARACTER_SET_RESULTS 40101 SET @OLD_COLLATION_CONNECTION..

Is “SET CHARACTER SET utf8” necessary?

http://stackoverflow.com/questions/1566602/is-set-character-set-utf8-necessary

&ldquo SET CHARACTER SET utf8&rdquo necessary I織m rewritting our database class.. this. I織ve been taught to both use SET NAMES utf8 and SET CHARACTER SET utf8 when working with UTF 8 in PHP and MySQL. In PDO I.. parameter but it only supports one query. Is SET CHARACTER SET utf8 necessary php mysql utf 8 pdo share improve this..

dynamic drop down box?

http://stackoverflow.com/questions/16924082/dynamic-drop-down-box

host localhost dbname test' 'root' '' objDb exec 'SET CHARACTER SET utf8' sql SELECT FROM `category` WHERE `master` 0 statement.. host localhost dbname test' 'root' '' objDb exec 'SET CHARACTER SET utf8' sql SELECT FROM `category` WHERE `master` statement..

json_encode is returning NULL?

http://stackoverflow.com/questions/1972006/json-encode-is-returning-null

data in non utf8 encoding try to put mysql_query 'SET CHARACTER SET utf8' before your SELECT query. share improve this answer..

PHP/MySQL with encoding problems

http://stackoverflow.com/questions/405684/php-mysql-with-encoding-problems

it does not if there is any '穩' char. SET NAMES 'utf8' SET CHARACTER SET 'utf8' SELECT id uid type value FROM users profile WHERE.. characters. Removing the ' chars from SET NAMES and SET CHARACTER SET doesn't seem to change anything. I am connecting to the.. lampp share mysql charsets Running SET NAMES 'utf8' SET CHARACTER SET 'utf8' SHOW VARIABLES LIKE ' character ' outputs an empty..

Is mysql_real_escape_string() broken?

http://stackoverflow.com/questions/5288953/is-mysql-real-escape-string-broken

function rather than executing a SET NAMES or SET CHARACTER SET statement. mysql_set_character_set works like SET NAMES.. which SET NAMES does not. So don 脌 use SET NAMES SET CHARACTER SET but PHP 䏭 mysql_set_charset to change the encoding as that..

Replacing invalid UTF-8 characters by question marks, mbstring.substitute_character seems ignored

http://stackoverflow.com/questions/8215050/replacing-invalid-utf-8-characters-by-question-marks-mbstring-substitute-charac

for substitution is QUESTION MARK U 003F . REPLACEMENT CHARACTER U FFFD mb_substitute_character 0xFFFD function replace_invalid_byte_sequence.. function replace_invalid_byte_sequence5 str REPLACEMENT CHARACTER U FFFD substitute xEF xBF xBD regex ' x00 x7F # U 0000 U 007F..

PHP DomDocument failing to handle utf-8 characters (??

http://stackoverflow.com/questions/11309194/php-domdocument-failing-to-handle-utf-8-characters

specs. That is since longer see 6.1. The HTML Document Character Set . In reality that is more the default support for Windows..

Best practices in PHP and MySQL with international strings

http://stackoverflow.com/questions/140728/best-practices-in-php-and-mysql-with-international-strings

Absolutely Positively Must Know About Unicode and Character Sets No Excuses article but I need some MySQL PHP specific pointers...

How to hash long passwords (>72 characters) with blowfish

http://stackoverflow.com/questions/16594613/how-to-hash-long-passwords-72-characters-with-blowfish

of entropy. So let's start looking there Entropy Per Character The number of bits of entropy per byte are Hex Characters Bits.. Character The number of bits of entropy per byte are Hex Characters Bits 4 Values 16 Entropy In 72 Chars 288 bits Alpha Numeric..

Read text from an image with PHP

http://stackoverflow.com/questions/2024238/read-text-from-an-image-with-php

The process you are looking for is called Optical Character Recognition. http en.wikipedia.org wiki Optical_character_recognition..

Character Sets explained for Dummies! [closed]

http://stackoverflow.com/questions/3049090/character-sets-explained-for-dummies

Sets explained for Dummies closed I don't think i fully understand..

MySQL diacritic insensitive search (spanish accents)

http://stackoverflow.com/questions/3304464/mysql-diacritic-insensitive-search-spanish-accents

mysql character encoding share improve this question Character sets collations not my favorites but they DO work mysql SET..

Why is my database backup script not working in php?

http://stackoverflow.com/questions/3341285/why-is-my-database-backup-script-not-working-in-php

INSERT statement if your database contains any NULLs. Character sets are not handled. addslashes is not suitable for escaping..

Increment Letters like numbers

http://stackoverflow.com/questions/3567180/increment-letters-like-numbers

all for any help php share improve this question Character string increment works in PHP though decrement doesn't x 'AAZ'..

UTF8 Encoding problem - With good examples

http://stackoverflow.com/questions/4095899/utf8-encoding-problem-with-good-examples

Cond矇 Nast Publications Thanks for you time on this one. Character encoding and I don't get on very well UPDATE echo strlen string..

How can I encode a filename in PHP according to RFC 2231?

http://stackoverflow.com/questions/4968272/how-can-i-encode-a-filename-in-php-according-to-rfc-2231

of MIME Parameter Value and Encoded Word Extensions Character Sets Languages and Continuations RFC 2231 php http mime rfc2231..

Are mysql_real_escape_string() and mysql_escape_string() sufficient for app security?

http://stackoverflow.com/questions/5414731/are-mysql-real-escape-string-and-mysql-escape-string-sufficient-for-app-secu

say Internet Explorer is still in 2011 vulnerable to Character Set Exploits and that's if you have designed your HTML page..

What factors make PHP Unicode-incompatible?

http://stackoverflow.com/questions/571694/what-factors-make-php-unicode-incompatible

mess up. I recommend Joel's article about Unicode and Character Sets but essentially it boils down to How are strings stored..

How to Convert Arabic Characters to Unicode Using PHP

http://stackoverflow.com/questions/6175053/how-to-convert-arabic-characters-to-unicode-using-php

to Convert Arabic Characters to Unicode Using PHP I want to to know how can I convert a.. sure what is that unicode but I need to have the Arabic Character in it's equivalent machine number considering that arabic characters..

Special characters in PHP / MySQL

http://stackoverflow.com/questions/633762/special-characters-in-php-mysql

is extensively covered in the MySQL manual Chapter 9.1 Character Set Support . In your case especially 9.1.4. Connection Character.. Set Support . In your case especially 9.1.4. Connection Character Sets and Collations will be most relevant. To make it short..

php: file_get_contents encoding problem

http://stackoverflow.com/questions/713293/php-file-get-contents-encoding-problem

to UTF 8 In Firefox you can set your text encoding in View Character Encoding. Make sure you have Unicode UTF 8 selected. I would.. you have Unicode UTF 8 selected. I would also set View Character Encoding Auto Detect to Universal. Secondly you could try passing..

Is this the correct way to send email with PHP?

http://stackoverflow.com/questions/809924/is-this-the-correct-way-to-send-email-with-php

you where some problems exist. You are specifying that the Character set of your Plain Text and Html content parts are UTF 8 however..

“Disallowed Key Character” error in CodeIgniter? [duplicate]

http://stackoverflow.com/questions/8114512/disallowed-key-character-error-in-codeigniter

Disallowed Key Character&rdquo error in CodeIgniter duplicate Possible Duplicate CodeIgniter.. duplicate Possible Duplicate CodeIgniter Disallowed Key Characters When I check all the checkboxes code below it gives me this.. code below it gives me this error Disallowed Key Character Here's my HTML label Stability Control label input type checkbox..