Buffer幾個常用方法比較
阿新 • • 發佈:2018-11-23
buffer幾個常用方法的比較
mark | position | limit | capacity | |
init(初始化) | -1 | 0 | ||
mark(標記) | mark = position | |||
reset(重置) | position = mark | |||
clear(清除) | -1 | 0 | limit = capacity | |
flip(翻轉) | -1 | 0 | limit = position | |
rewind(倒回) | -1 | 0 | ||
truncate(縮短) | -1 | 0 | 0 | 0 |
discardMark(廢棄標記) | -1 |