javascript - escape HTML chracters -

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i need html encode chracters input <test> expected output &lt;test&gt;.

how can this?

var encoded = htmlencode('<test>');    // returns "&lt;test&gt;"  // ...  function htmlencode(str) {     var div = document.createelement('div');     var txt = document.createtextnode(str);     div.appendchild(txt);     return div.innerhtml; }

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