On Thu, 6 Apr 2023 15:04:19 +0000, Seymour J Metz wrote:

>A compare using = adds trailing blanks; use == if you need an exact match.
>
Trailing and/or leading.

"=" has a very lenient criterion of numeric equality:
    "say 2 = ' 200e-2  '"
    1

"==" gives better performance (empirically).

-- 
gil

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