HTML Escape Sequences for Input Sanitization.

Name Symbol Escape Sequence Description
ampersand & &

This symbol is used internally by HTML to delimit escape sequences; all escape sequences start with this symbol and terminate at a semicolon.

double quote " "

This symbol is used internally by HTML to delimit attribute values; most attribute values must be enclosed in either single quotes or double quotes.

single quote ' '

This symbol is used internally by HTML to delimit attribute values; most attribute values must be enclosed in either single quotes or double quotes.

less than < &lt;

This symbol is used internally by HTML to delimit HTML elements; it indicates the start of an HTML tag.

greater than > &gt;

This symbol is used internally by HTML to delimit HTML elements; it indicates the termination of an HTML tag.

Other HTML Escape Sequences.

Name Symbol Escape Sequence
semicolon ; &semi;
forward slash / &sol;
equals = &equals;
white-space   &nbsp;