WordPress Transit semantic HTML and filter links related to the use of PHP function parsing

Source: Internet
Author: User
Tags gopher nntp
Esc_html () (escaped HTML)
The esc_html () function is used to escape HTML code so that the HTML code is not escaped.

Usage

Esc_html ($text);

Parameters

$text

(string) (must) the string to be escaped.

Default value: None

return value

Returns the escaped character (string).

Example

echo esc_html (' A link ');

The above code will output:

WordPress function: esc_html () (escaped HTML)

(To prevent the browser from transcoding, I cut a picture directly)

More

This function is located at: wp-includes/formatting.php


Esc_url () (Filter link)
Many URLs will have minor errors, using the Esc_url () function to block or correct these errors, and to reject unsafe protocols.

The work of the Esc_url () function is as follows:

Default deny is not url:defaulting to HTTP, HTTPS, FTP, FTPS, mailto, news, IRC, gopher, NNTP, feed, and telnet for the following protocols
Remove invalid characters and dangerous characters
Convert characters to HTML entity characters
How to use

Esc_url ($url, $protocols, $_context);

Parameters

$url

(string) (must) the URL to be filtered.

Default value: None

$protocols

(array) (optional) You can receive an array of protocols, and if not set, the default is: Defaulting to HTTP, HTTPS, FTP, FTPS, mailto, news, IRC, gopher, NNTP, feeds, and Telnet.

Default value: None

$_context

(string) (optional) How to return the URL.

Default value: (String) display

return value

(string) returns the filtered link.

Example

<?php echo esc_url (' www.endskin.com ');//output: http://www.endskin.com?>

More

This function is located at: wp-includes/formatting.php

The above describes the WordPress transit semantic HTML and filter links related to the use of PHP functions, including the contents of the content, I hope that the PHP tutorial interested in a friend helpful.

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