How to escape html tags in php

In PHP, you can use the htmlentities() function to escape html, which can convert characters into HTML entities, the syntax is "htmlentities(string,flags,character-set,double_encode)". You can also use the html_entity_decode() function in PHP to de-escape html and convert HTML entities into characters.

The operating environment of this tutorial: windows7 system, PHP8 version, DELL G3 computer

Escape html tags in php

1. The htmlentities() function escapes html

The htmlentities() function converts characters into HTML entities.

Tip: To convert HTML entities back to characters, use the html_entity_decode() function.

Tip: Please use the get_html_translation_table() function to return the translation table used by htmlentities().

Grammar

htmlentities(string,flags,character-set,double_encode)

##2. html_entity_decode() function reverses html

html_entity_decode() function converts HTML entities into characters.

html_entity_decode() function is the inverse function of htmlentities() function.

Grammar

html_entity_decode(string,flags,character-set)

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