From: George Peter Banyard <girgias@php.net>
Date: Tue, 7 Jan 2020 21:55:43 +0000 (+0100)
Subject: Add warning and convert to exception in string offset assignment:
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=4cac97bfb9b2321b00fa508162957e19dc0afb4b;p=php

Add warning and convert to exception in string offset assignment:

Convert the empty string assignment to an Error as per RFC [1]
Add a warning that only the first byte will be assigned to the offset if provided
a needle that is longer than one byte.

[1] https://wiki.php.net/rfc/engine_warnings

Closes GH-5063
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4cac97bfb9b2321b00fa508162957e19dc0afb4b