normal:
collapse space & new line; wrap
(tab) This is normal (break line)
white space (white space at end)
nowrap:
collapse space & new line; no wrap
(tab) This is nowrap (break line)
white space (white space at end)
pre:
preserve space & new line; no wrap
(tab) This is pre (break line)
white space (white space at end)
pre-wrap:
preserve space & new line; wrap
(tab) This is pre-wrap (break line)
white space (white space at end)
pre-line:
collapse space but preserve new line; wrap
(tab) This is pre-line (break line)
white space (white space at end)
break-spaces:
preserve space new line; wrap;
(tab) This is break-spaces (break line)
white space (white space at end)