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15.5.564 smap

smap(x [, /truncate, /array])

Maps x byte for byte into a string or string array. If keyword /truncate is set, then truncates the string at the first zero byte. If /truncate is not set but /array is, and if in addition x is an array, then the result is a string array, with each run along dimension zero transformed into one string in the string array.

See also: bmap, wmap, lmap, fmap, dmap