Core Function
View Source on Trac ↗ sanitize_trackback_urls()
sanitize_trackback_urls( mixed $to_ping ) Sanitizes space or carriage return separated URLs that are used to send trackbacks.
Parameters 1 required
| Name / Type | Description |
|---|---|
| $to_ping string | Space or carriage return separated URLs Required |
Return Value
(string)
URLs starting with the http or https protocol, separated by a carriage return.
Function Information
Since Version
3.4.0
Source File
wp-includes/formatting.php
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