How do i allow special characters in php?
After much banging-head-on-table, I have a bit better understanding of the issue that I wanted to post for anyone else who may have had this issue. Show While the UTF-8 character set will display special characters on the client, the server, on the other hand, may not be so accomodating and would print special characters such as To make sure your server will print them correctly, use the
This will print correctly: Edit (4 years later):I have a little better understanding now. The reason this works is that the client (browser) is being told, through the response (PHP 4, PHP 5, PHP 7, PHP 8) htmlspecialchars — Convert special characters to HTML entities Descriptionhtmlspecialchars( If the input string passed to this function and the final document share the same character set, this function is sufficient to prepare input for inclusion in most contexts of an HTML document. If, however, the input can represent characters that are not coded in the final document character set and you wish to retain those characters (as numeric or named entities), both this function and htmlentities() (which only encodes substrings that have named entity equivalents) may be insufficient. You may have to use mb_encode_numericentity() instead. Performed translations
Parametersstring The string being converted. flags A bitmask of one or more of the following flags, which specify how to handle quotes, invalid code unit sequences and the used document type. The default is flags constants
encoding An optional argument defining the encoding used when converting characters. If omitted, Although this argument is technically optional, you are highly encouraged to specify the correct value for your code if the default_charset configuration option may be set incorrectly for the given input. For the purposes of this function, the encodings The following character sets are supported: Supported charsets
double_encode When Return ValuesThe converted string.
If the input Changelog
ExamplesExample #1 htmlspecialchars() example
Notes
See Also
Dave ¶ 9 years ago
Mike Robinson ¶ 9 years ago
html($string) { Thomasvdbulk at gmail dot com ¶ 11 years ago
ASchmidt at Anamera dot net ¶ 1 year ago
" Kenneth Kin Lum ¶ 13 years ago
Felix D. ¶ 8 years ago
ivan at lutrov dot com ¶ 11 years ago
Anonymous ¶ 12 years ago
= "A valid UTF-8 string"; Anonymous ¶ 12 years ago
'.htmlentities($data).'
ryan at ryano dot net ¶ 21 years ago
Daniel Klein ¶ 2 months ago
Killian Leroux ¶ 5 months ago
minder at ufive dot unibe dot ch ¶ 9 years ago
php dot net at orakio dot net ¶ 14 years ago
PoV ¶ 7 years ago
solar-energy ¶ 15 years ago
nachitox2000 [at] hotmail [dot] com ¶ 12 years ago
_____ at luukku dot com ¶ 19 years ago
qshing1437 at hotmail dot com ¶ 3 years ago
) . "'"> // title will end up Hello"s\ and rest of the text after single quote will be cut off. ) . '"'> // title will show up correctly as Hello"s'world
support at playnext dot ru ¶ 8 years ago
Anonymous ¶ 17 years ago
How do you input special characters in PHP?Use mysqli_real_escape_string() to Insert Special Characters Into a Database in PHP. To get user input with special characters from the form fields, we use the mysqli_real_escape_string() function. We need the following parameters: database connection and the strings we want to escape.
How do I allow special characters in a database?Some databases allow you to use spaces and special characters in their database schema. These spaces and symbols can thus appear in table names and column names.
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Special Characters in Database Schemas.. How do I allow special characters in MySQL?MySQL - How to include special characters in a query. \0 - An ASCII NUL (0x00) character.. \' - A single quote ( ' ) character.. \" - A double quote ( " ) character.. \b - A backspace character.. \n - A newline (linefeed) character.. \r - A carriage return character.. \t - A tab character.. \Z - ASCII 26 (Control-Z).. How can we define escaping characters & using PHP?Escape Sequences
In PHP, an escape sequence starts with a backslash \ . Escape sequences apply to double-quoted strings. A single-quoted string only uses the escape sequences for a single quote or a backslash.
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