htmlspecialchars

What do the ENT_HTML5, ENT_HTML401, … modifiers on html_entity_decode do?

由 我的未来我决定 提交于 2019-11-27 00:18:54
Since php 5.4 html_entity_decode introduces four new flags, with a minimal explanation ENT_HTML401 Handle code as HTML 4.01. ENT_XML1 Handle code as XML 1. ENT_XHTML Handle code as XHTML. ENT_HTML5 Handle code as HTML 5. I want to understand what are they for. In which cases are they significant? My guess, (but may I be wrong) is that any different standard, encodes some unusual chars but any other don't, so in order to respect that, they are here. My research: htmlentities has the same minimal explanation, with no examples too. I have googled with no luck. I started wondering what behavior

when to use htmlspecialchars() function?

由 ♀尐吖头ヾ 提交于 2019-11-26 22:23:56
Hi I was wondering when is the appropriate place to use htmlspecialchars(). Is it before inserting data to database or when retrieving them from the database? You should only call this method when echoing the data into HTML. Don't store escaped HTML in your database; it will just make queries more annoying. The database should store your actual data, not its HTML representation. You use htmlspecialchars EVERY time you output content within HTML, so it is interperted as content and not HTML. If you allow content to be treated as HTML, you have just opened the door to bugs at a minimum, and

Which are the HTML, and XML, special characters?

由 a 夏天 提交于 2019-11-26 22:16:56
问题 What are the special reserved character entities in HTML and in XML? The information that i have says: HTML: & (replace with & ) < (replace with < ) > (replace with > ) " (replace with " ) ' (replace with &apos; ) XML: < (replace with < ) > (replace with > ) & (replace with & ) ' (replace with &apos; ) " (replace with " ) But i cannot find documentation on either of these. The W3C does mention, in Extensible Markup Language (XML) 1.0 (Fifth Edition), certain predefined entity references. But

How to display special characters in PHP

由 二次信任 提交于 2019-11-26 12:47:18
问题 I\'ve seen this asked several times, but not with a good resolution. I have the following string: $string = \"<p>Résumé</p>\"; I want to print or echo the string, but the output will return <p>R�sum�</p> . So I try htmlspecialchars() or htmlentities() which outputs <p>Résumé<p> and the browser renders <p>Résumé<p> . I want it, obviously, to render this: Résumé And I\'m using UTF-8: header(\"Content-type: text/html; charset=UTF-8\"); What am I missing here? Why does echo and print output a �

What do the ENT_HTML5, ENT_HTML401, … modifiers on html_entity_decode do?

由 北战南征 提交于 2019-11-26 12:22:24
问题 Since php 5.4 html_entity_decode introduces four new flags, with a minimal explanation ENT_HTML401 Handle code as HTML 4.01. ENT_XML1 Handle code as XML 1. ENT_XHTML Handle code as XHTML. ENT_HTML5 Handle code as HTML 5. I want to understand what are they for. In which cases are they significant? My guess, (but may I be wrong) is that any different standard, encodes some unusual chars but any other don\'t, so in order to respect that, they are here. My research: htmlentities has the same

when to use htmlspecialchars() function?

由 空扰寡人 提交于 2019-11-26 08:18:49
问题 Hi I was wondering when is the appropriate place to use htmlspecialchars(). Is it before inserting data to database or when retrieving them from the database? 回答1: You should only call this method when echoing the data into HTML. Don't store escaped HTML in your database; it will just make queries more annoying. The database should store your actual data, not its HTML representation. 回答2: You use htmlspecialchars EVERY time you output content within HTML, so it is interperted as content and
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