<html><head><style type="text/css">p {white-space: pre-line;}</style></head><body><p>This paragraph has a great many s p a c e s withits textual content, but their collapse will not preventline wrapping or line breaking.</p><p>注释：当 white-space 属性设置为 pre-line 时，浏览器会保留换行符，并允许自动换行，但是会合并空白符，这是与 pre-wrap 值的不同之处。</p></body></html>