Edit: @Successful_Try543@feddit.org solved it. It says "one special character". Not "at least one".
If you're opening up the dev tools you can also paste your string directly into <input value="" /> unless something weird is going on.
<input value="" />
*Laughs in blazor*
Welcome to Programmer Humor!
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For sharing awful code theres also Programming Horror.
If you're opening up the dev tools you can also paste your string directly into
<input value="" />
unless something weird is going on.*Laughs in blazor*