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Changes between Initial Version and Version 1 of Ticket #40482, comment 1

initial	v1
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5	5	By passing a long string through the `get_the_excerpt` and `get_excerpt` filters, you are simulating the case where you have entered the same long text into the `Excerpt` field in the `Edit Post` screen. When a custom excerpt is present in the `$post`, no trimming is done (though other content filters are applied).
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	7	If you want to simulate the automatic excerpt trimming on arbitrary text from another source, then you need to pass it through `wp_trim_words()` yourself.
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