When displaying user input content, setting HTML attributes, or preventing XSS attacks — all require HTML entity encoding.

pasteincludesHTMLText，click「Decode」button Visual restore originalcharacters。

Question 1

What isHTMLEncode？

Accepted Answer

HTMLEncode will special charactersConvert&;or&#Digits;Format，such as<&lt;，browser will parseHTML Tags。

Question 2

What needsHTML？

Accepted Answer

When displaying user input content, setting HTML attributes, or preventing XSS attacks — all require HTML entity encoding.

Question 3

How to reverseHTML？

Accepted Answer

pasteincludesHTMLText，click「Decode」button Visual restore originalcharacters。