html_entity_decode

Name:html_entity_decode

Category:String

Programming Language:php

One-line Description:Convert HTML entities to characters.

Example

Example 1

Convert HTML entities to characters:

 <span class="token php language-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$str</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"<? W3S?h°°|§>"</span> <span class="token punctuation">;</span>
<span class="token keyword">echo</span> <span class="token function">html_entity_decode</span> <span class="token punctuation">(</span> <span class="token variable">$str</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

The HTML output of the above code is as follows (see the source code):

 <span class="token doctype"><span class="token punctuation"><!</span> <span class="token doctype-tag">DOCTYPE</span> <span class="token name">html</span> <span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span> html</span> <span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span> body</span> <span class="token punctuation">></span></span>
<span class="token php language-php"><span class="token delimiter important"><?</span> <span class="token constant">W3S</span> <span class="token operator">?</span> h <span class="token operator">??</span> <span class="token operator">?</span> <span class="token delimiter important">?></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"></</span> body</span> <span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"></</span> html</span> <span class="token punctuation">></span></span>

The browser output of the above code:

 <span class="token php language-php"><span class="token delimiter important"><?</span> <span class="token constant">W3S</span> <span class="token operator">?</span> h <span class="token operator">??</span> <span class="token operator">?</span> <span class="token delimiter important">?></span></span>

Example 2

Convert HTML entities to characters:

 <span class="token php language-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$str</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"Bill &amp; &#039;Steve&#039;"</span> <span class="token punctuation">;</span>
<span class="token keyword">echo</span> <span class="token function">html_entity_decode</span> <span class="token punctuation">(</span> <span class="token variable">$str</span> <span class="token punctuation">,</span> <span class="token constant">ENT_COMPAT</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span> <span class="token comment">// Convert only double quotes</span>
<span class="token keyword">echo</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span>
<span class="token keyword">echo</span> <span class="token function">html_entity_decode</span> <span class="token punctuation">(</span> <span class="token variable">$str</span> <span class="token punctuation">,</span> <span class="token constant">ENT_QUOTES</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span> <span class="token comment">// Convert double and single quotes</span>
<span class="token keyword">echo</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span>
<span class="token keyword">echo</span> <span class="token function">html_entity_decode</span> <span class="token punctuation">(</span> <span class="token variable">$str</span> <span class="token punctuation">,</span> <span class="token constant">ENT_NOQUOTES</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span> <span class="token comment">// No quotation marks are converted</span>
<span class="token delimiter important">?></span></span>

HTML output of the above code (see source code):

 <span class="token operator"><</span> <span class="token operator">!</span> <span class="token constant">DOCTYPE</span> html <span class="token operator">></span>
<span class="token operator"><</span> html <span class="token operator">></span>
<span class="token operator"><</span> body <span class="token operator">></span>
Bill <span class="token operator">&</span> <span class="token operator">&</span> <span class="token comment">#039;Steve&#039;<br></span>
Bill <span class="token operator">&</span> <span class="token string single-quoted-string">&#39;Steve&#39;</span> <span class="token operator"><</span> br <span class="token operator">></span>
Bill <span class="token operator">&</span> <span class="token operator">&</span> <span class="token comment">&#39;Steve&#39;</span>
<span class="token operator"><</span> <span class="token operator">/</span> body <span class="token operator">></span>
<span class="token operator"><</span> <span class="token operator">/</span> html <span class="token operator">></span>

The browser output of the above code:

 Bill & &#39;Steve&#39;
Bill & &#39;Steve&#39;
Bill & &#39;Steve&#39;

Example 3

Convert HTML entities to characters by using Western European character sets:

 <span class="token php language-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$str</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"My name is ?yvind ?sane. I&#39;m Norwegian."</span> <span class="token punctuation">;</span>
<span class="token keyword">echo</span> <span class="token function">html_entity_decode</span> <span class="token punctuation">(</span> <span class="token variable">$str</span> <span class="token punctuation">,</span> <span class="token constant">ENT_QUOTES</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"ISO-8859-1"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

HTML output of the above code (see source code):

 <span class="token operator"><</span> <span class="token operator">!</span> <span class="token constant">DOCTYPE</span> html <span class="token operator">></span>
<span class="token operator"><</span> html <span class="token operator">></span>
<span class="token operator"><</span> body <span class="token operator">></span>
My name is <span class="token operator">?</span> yvind <span class="token operator">?</span> sane <span class="token operator">.</span> <span class="token constant">I</span> &#39;m Norwegian <span class="token operator">.</span>
<span class="token operator"><</span> <span class="token operator">/</span> body <span class="token operator">></span>
<span class="token operator"><</span> <span class="token operator">/</span> html <span class="token operator">></span>

The browser output of the above code:

 My name is ?yvind ?sane. I&#39;m Norwegian.

Similar Functions

strchr

strchr

Aliasofstrstr
trim

trim

Removespaces(orother
number_format

number_format

Formatanumberinathou
str_split

str_split

Convertstringstoarra
str_repeat

str_repeat

Repeatastring
strrchr

strrchr

Findthelastoccurrenc
lcfirst

lcfirst

Setthefirstcharacter
implode

implode

Convertthevalueofaon

Example

Example 1

Example 2

Example 3

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How to Correctly Handle Multibyte Characters Using mb_convert_encoding and html_entity_decode?

Why isn't the encoding parameter of html_entity_decode taking effect? Common error analysis and avoidance methods

How to Achieve Bidirectional Conversion of HTML Entities Using html_entity_decode and htmlentities?

strchr

trim

number_format

str_split

str_repeat

strrchr

lcfirst

implode