how to check if textarea field exist on form with jquery or javascript?

Question

$("textarea").cleditor({ width: "800px", height: "300px" })[0].focus();

but when i do not have textarea felad i get

Error: $("textarea").cleditor({width: "800px", height: "300px"})[0] is undefined

how can i check if textarea field exist.

I try ($("textarea").val()) but not working correctly. I also try value() but also not working. How can i check if exist or not?

Duplicated of http://stackoverflow.com/questions/31044/is-there-an-exists-function-for-jquery — v42, Nov 22 '11 at 18:39

score 5 · Accepted Answer · answered Nov 22 '11 at 18:39

5

Use length property of jQuery object which is non zero if it finds any element. Try this

if($("textarea").length > 0){
   //your code here
}

answered Nov 22 '11 at 18:39

ShankarSangoli

score 0 · Answer 2 · answered Nov 22 '11 at 18:42

0

var $textArea = $("textarea"); if($textArea.length > 0){ $textArea.cleditor({ width: "800px", height: "300px" })[0].focus(); }

answered Nov 22 '11 at 18:42

morgancodes

2 Answers2