returns the total slack of a task
| task | Task | string | number | optional, the object of a task or its ID |
| number|object | either the total slack of a task or, if the task parameter is not specified, an object with key:value pairs where key is the id of a task and value is the total slack of the task |
Available only in PRO Edition
var task = gantt.getTask(7);
gantt.getTotalSlack(task);
gantt.getTotalSlack(7);
This functionality is available in the PRO edition only.
This method is defined in the critical_path extension, so you need to activate the critical_path plugin using the gantt.plugins method. Read the details in the Critical Path article.
Total slack is a period of time that can be used to increase the duration of a task or move it on the timeline without affecting the time of ending of the whole project.