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Changes between Initial Version and Version 9 of Ticket #34202

Timestamp:: 10/23/2015 05:18:22 AM (9 years ago)
Author:: dd32
Comment:: Small clarification to the original description - parse_url() cannot handle schemeless IPv6 URLs prior to PHP 5.4.7, http://[...]/ is fine, //[...]/ isn't.

initial	v9
1		In PHP < 5.4.7, `parse_url()` cannot handle IPv6 literal URLs such as `~~http:~~//[::FFFF::127.0.0.1]/`. This means `esc_url()` cannot correctly handle such URLs because it relies on `parse_url()` to separate the domain/port from the path/query in order to determine whether to encode square brackets or not.
	1	In PHP < 5.4.7, `parse_url()` cannot handle IPv6 literal URLs such as `//[::FFFF::127.0.0.1]/`. This means `esc_url()` cannot correctly handle such URLs because it relies on `parse_url()` to separate the domain/port from the path/query in order to determine whether to encode square brackets or not.
2	2
3	3	Prior to [34920], `esc_url()` blindly stripped all square brackets and didn't use `parse_url()`.