Java_Event

function allcheck1(){

var check2 = document.getElementById("all1")

var arr2 = document.getElementsByClassName("study")

for(var i2 in arr2){

var c2 = arr2[i2]

c2.checked = check2.checked;

}

}

 

function allcheck2(check3){

var arr3 = document.getElementsByClassName("study")

for(var i3 in arr3){

var c3 = arr3[i3]

c3.checked = check3.checked;

}

}

 

 

//ChangeImage

function CountWord(){

 

var str = document.getElementById("v1").value

var arr = str.split(" ")

document.getElementById("result2").innerText = "단어 수: "+arr.length

var sum = 0;

for(var i of arr){

sum += i.length

}

document.getElementById("result").innerText = "글자 수: "+sum

 

 

 

 

 

 

 

var arr = ["a.jpg", "b.jpg", "c.jpg"]

var num = 0;

 

function next(){

var img = document.getElementById("image")

if(num<=1){++num}

img.src="image/"+arr[num]

document.getElementById("result").innerText =arr[num]

}

 

function prev(){

var img = document.getElementById("image")

if(num>0){--num}

img.src="image/"+arr[num]

document.getElementById("result").innerText =arr[num]

}

}