JavaScript中的console.group()函数详细介绍_javascript技巧

function doTask(){
    doSubTaskA(1000);
    doSubTaskA(100000);
    console.log("Task Stage 1 is completed");
    doSubTaskB(10000);
    console.log("Task Stage 2 is completed");
    doSubTaskC(1000,10000);
    console.log("Task Stage 3 is completed");
}
function doSubTaskA(count){
    console.log("Starting Sub Task A");
    for(var i=0;i }
 
function doSubTaskB(count){
    console.log("Starting Sub Task B");
    for(var i=0;i }
 
function doSubTaskC(countX,countY){
    console.log("Starting Sub Task C");
    for(var i=0;i         for(var j=0;j     }
}

doTask();

function doTask(){
    console.group("Task Group");
    doSubTaskA(1000);
    doSubTaskA(100000);
    console.log("Task Stage 1 is completed");
    doSubTaskB(10000);
    console.log("Task Stage 2 is completed");
    doSubTaskC(1000,10000);
    console.log("Task Stage 3 is completed");
    console.groupEnd();
}
function doSubTaskA(count){
    console.group("Sub Task A Group");
    console.log("Starting Sub Task A");
    for(var i=0;i     console.groupEnd();
}
 
function doSubTaskB(count){
    console.group("Sub Task B Group");
    console.log("Starting Sub Task B");
    for(var i=0;i     console.groupEnd();
}
 
function doSubTaskC(countX,countY){
    console.group("Sub Task C Group");
    console.log("Starting Sub Task C");
    for(var i=0;i         for(var j=0;j     }
    console.groupEnd();
}

doTask();