The primary regex will match one particular whitespace character. The second regex will reluctantly match a number of whitespace figures. For the majority of purposes, these two regexes are certainly related, except in the next scenario, the regex can match additional in the string, if it helps prevent the regex match from failing. from

The rationalization driving the code if i'm working with %s rather than %c in my printf part of the code 81

If You usually use /S, you'll be able to ignore the exception and just don't forget the "normal" scenario. The draw back is cmd.

It matters when you stick to /C with "executable file identify that features spaces" after which you can no other prices. In that circumstance, the rates are going to be preserved throughout the file identify unless you employ /S. I included an answer expanding on this.

char character; // just a char 1 letter/from your ascii map character = 'a'; // assign 'a' to character

exe /S /C "file name with spaces.exe" argument1 will not perform devoid of introducing an additional set of prices, Whilst with out /S it might have labored... till you decide to replace argument1 with "argument1".

The %s token allows me to insert (and most likely structure) a string. Observe which the %s token is changed by what ever I move into the string after the % image.

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@MichaelBurr: I'm rather absolutely sure he just desired the extra pair of offers; the /s was redundant in this case, because the disorders less than which /s makes a difference weren't satisfied.

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So it's actually not eradicating offers around arguments; it's either removing estimates across the route for the EXE you're functioning, or across the whole command line (or maybe round the first 50 % from the command line, which might be strange).

Utilizing scanf While using the %s conversion specifier will cease scanning at the primary whitespace character; one example is, Should your enter stream seems like

For starters you'll want to realize that last output of each the statements will likely be exact i.e. to eliminate the many spaces from provided string.

So Exactly what does /S Provide you extra? Mainly it will save you from owning to worry about quoting the quotes. Additionally, it will help where you are Uncertain regardless of whether such as an environtment variable has quote figures. Just say /S and put an additional estimate at first and finish.

.S files are supply code information composed in assembly. Assembly is a very small-level type of check here programming. The files have assembly Guidelines towards the processor in sequential buy and are usually compiled based upon a particular architecture.

Is there some subtlety to /s that's eluding me? When wouldn't it ever be vital? When would it not even make any big difference?