More commands
1) Effect: Commands a similar cat, but appears as a page by page, read page by page more user-friendly.
2) -num: Number of rows of display
3) -d: prompt the user to display in the bottom of the screen [Press space to continue, 'q'to quit], if the user pressed the wrong button, it will display [Press' h'for instructions] rather than 'beep' sound ;
4) l: ^ cancel meet special characters will pause function L (feed characters).
5) -f: calculating the number of rows, the number of rows in fact, rather than after a number of rows wrap (some words long single line will be extended to more than two lines or two lines)
6) -p: no way scrolling display on each page, but to clear the screen before displaying content.
7) -c similar with the -p, except that the first display content and then clear the other old data.
8) -s: When faced with more than two consecutive blank lines, one line on the blank line substitution.
9) -u: do not display quotes (varies depending on the environment variables TERE specified terminal)