Analysis of information sources in references of the Wikipedia article "Underscore" in English language version.
Don't underline. Ever. It's ugly and it makes text harder to read. Underlining is another dreary typewriter habit... a workaround for shortcomings in typewriter technology.
Spacing Overscores and Underscores. U+203E OVERLINE is the above-the-line counterpart to U+005F low line. It is a spacing character, not to be confused with U+0305 COMBINING OVERLINE. As with all overscores and underscores, a sequence of these characters should connect in an unbroken line. The overscoring characters also must be distinguished from U+0304 COMBINING MACRON, which does not connect horizontally in this way.
Don't underline. Ever. It's ugly and it makes text harder to read. Underlining is another dreary typewriter habit... a workaround for shortcomings in typewriter technology.
Spacing Overscores and Underscores. U+203E OVERLINE is the above-the-line counterpart to U+005F low line. It is a spacing character, not to be confused with U+0305 COMBINING OVERLINE. As with all overscores and underscores, a sequence of these characters should connect in an unbroken line. The overscoring characters also must be distinguished from U+0304 COMBINING MACRON, which does not connect horizontally in this way.