Web hosting bandwidth - 174 Part II . Getting Around in Linux
174 Part II . Getting Around in Linux Table 4-6 Options Used with fmt Option Use -t Works like the -c option except if the indentation of the second line in a paragraph matches that of the first, the second line is considered to be a one-line paragraph. -s Specifies that lines are only to be split, not joined. -u Specifies that uniform spacing be used; this reduces spacing between all words to one space and spaces between sentences to two spaces. -NUMBER or -w NUMBER Sets the width of lines to the NUMBER specified. -p PREFIX Specifies that only lines beginning with PREFIX are to be formatted. -c Preserves the indentation at the beginning of a paragraph and aligns the paragraph with the left margin of the second line. The fmt utility also preserves blank lines, indentations, and spacing so that any special formatting contained within the document is not changed. An example of the use of the fmt utility is shown below. As you can see in the example, all lines between paragraphs are maintained, and the utility has attempted to produce lines that are all 40 characters wide. # fmt -40 mydoc Linux offers a variety of tools to use for processing and filtering text. These tools enable you to search for data and then manipulate it depending on the tool you use. The tools can be used from the command line or placed in scripts, which are executed to perform the needed tasks. The output is then either sent to standard output, where it can be redirected or piped into another utility, or sent to a file. The flexibility in the input and output of these tools enables you to customize the text for a variety of uses. Regardless of how many filters are run, the original text remains intact. When working with text files you will likely use a pager such as more or less. These utilities are used to display text one page at a time.
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