getPrevSibling
获取同一级别中前一个任务的 id
string| number getPrevSibling(string | number id);
string| number | 前一个兄弟任务的 id |
Example
const tasks = {
data:[
{id:"p_1", text:"项目 #1", start_date:"01-04-2013", duration:18,
open:true},
{id:"t_1", text:"任务 #1", start_date:"02-04-2013", duration:8,
parent:"p_1"},
{id:"t_2", text:"任务 #2", start_date:"11-04-2013", duration:8,
parent:"p_1"}
]
};
gantt.init("gantt_here");
gantt.parse(tasks);
gantt.getPrevSibling("t_2"); -> "t_1" gantt.getPrevSibling("t_1"); -> null (如果没有前一个兄弟任务)
See also
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