隨機驗證碼

!

(function
(window, document)
if(object.prototype.tostring.
call
(options)
=="[object object]")}
else
this
.options.numarr =
"0,1,2,3,4,5,6,7,8,9"
.split
(",");
this
.options.letterarr =
getallletter()
;this
._init()
;this
.refresh()
;}**erify.prototype =},
/**生成驗證碼**/
refresh:
function()
else
ctx.textbaseline =
"middle"
; ctx.fillstyle =
randomcolor
(180
,240);
ctx.
fillrect(0
,0,this
.options.width,
this
.options.height);if
(this
.options.type ==
"blend"
)elseif(
this
.options.type ==
"number"
)else
for(
var i =
1; i <=
4; i++
)/**繪製干擾線**/
for(
var i =
0; i <
4; i++
)/**繪製干擾點**/
for(
var i =
0; i <
this
.options.width/
4; i++)}
,/**驗證驗證碼**/
validate:
function
(code)
else}}
/**生成字母陣列**/
function
getallletter()
/**生成乙個隨機數**/
function
randomnum
(min, max)
/**生成乙個隨機色**/
function
randomcolor
(min, max)
window.**erify = **erify;})
(window, document)
;

"v_container"

style
="width
: 200px;
height
: 50px;
">
div>
type
="text"
id="code_input"
value="
" placeholder
="請輸入驗證碼"
/>
"my_button"
>
驗證button
>

"js/**erify.js"

>
<
/script>
const verifycode =
new**erify()
; document.
getelementbyid
("my_button").
onclick
=function()
else
}<
/script>

class

="code-box flex-sb"
>
class
="code-input"
type
="text"
v-model
="verifycode"
placeholder
="請輸入驗證碼"
>
input
>
onclick
="changeverifycode()"
id="code"
class
="randomcode"
>
span
>
p>

function

createverifycode()
document.
getelementbyid
('code'
).innerhtml = codetext;
const randomcolor =
'#'+ math.
random()
.tostring(16
).substr(2
,6).
touppercase()
;const codeboxstyle = document.
getelementbyid
("code");
codeboxstyle.style.color = randomcolor;
codeboxstyle.style.bordercolor = randomcolor;
} window.onload = createverifycode
function
changeverifycode()

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