How do I execute some JavaScript that is a string? Answer With the eval function, like:

Execute JavaScript code stored as a string

bluish

edited 21 Jan, 2013

divinci

asked 02 Jun, 2009

How do I execute some JavaScript that is a string?

function ExecuteJavascriptString()
{
    var s = "alert('hello')";
    // how do I get a browser to alert('hello')?
}

JavaScript
​x
 
function ExecuteJavascriptString()
{
    var s = "alert('hello')";
    // how do I get a browser to alert('hello')?
}
​

With the eval function, like:

eval("my script here");

JavaScript
 
eval("my script here");
​