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isMultiLine property

Retrieves the value indicating whether the content of the object contains one or more lines.

Syntax

JavaScript

p = object.isMultiLine

Property values

Type: Boolean

false (false)

The content contains exactly one line.

true (true)

The content contains more than one line.

Examples

The following example shows how to use the isMultiLine property to determine whether the content of an object can contain only one line or multiple lines of text.


<html>
<head> 
<script type="text/javascript">
function answer(arg) {
    arg ? console.log("Yes") : console.log("No");
}
</script>
</head>
<body>

<p>Input: <input id="oInput" type="text" value="oInput" />
<button onclick="answer(oInput.isMultiLine);">Can the input contain more than one 
line?</button></p>
<p>Textarea: <textarea id="oTextarea">oTextarea</textarea>
<button onclick="answer(oTextarea.isMultiLine);">Can the textarea contain more than 
one line?</button></p>
</body>
</html>

See also

a
abbr
address
area
b
base
bdo
bgSound
blockQuote
body
br
button
caption
cite
code
col
colGroup
comment
custom
dd
defaults
del
dfn
div
dl
dt
em
embed
fieldSet
form
frame
head
hn
hr
html
i
iframe
img
input type=button
input type=checkbox
input type=email
input type=file
input type=hidden
input type=image
input type=number
input type=password
input type=radio
input type=range
input type=reset
input type=search
input type=submit
input type=tel
input type=text
input type=url
ins
kbd
label
legend
li
link
map
menu
object
ol
option
p
pre
q
rt
ruby
s
samp
script
select
small
span
strong
sub
sup
table
tBody
td
textArea
tFoot
th
tHead
title
tr
u
ul
var