You can also use enumerations helps with the readibilty...
PHP Code:
enum FUNC_PARAMS
{
FP_ID,
FP_TIME
}
new aParams[FUNC_PARAMS]
set_task(1.0, "task_function", 0, aParams, sizeof aParams);
public task_function(aParams[FUNC_PARAMS])
{
new seconds = aParams[FP_TIME]
}