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How to Use js to find the number of times a specific text appears

Source: Internet
Author: User
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Source program:

<! DOCTYPE html PUBLIC "-// W3C // dtd xhtml 1.0 Transitional // EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<Html xmlns = "http://www.w3.org/1999/xhtml">
<Head>
<Title> Find the number of times a specified text appears in a text segment </title>
<Mce: script type = "text/javascript"> <! --
Window. onload = function ()
{
Var str = "get up in the morning, wash out, go out, and embark on the journey to work. It's very difficult to find it at the bus stop! It took 10 minutes to block at the crossroads and thought the traffic light was bad! If you're late, you're done !, Fortunately, the car is driving fast! Not late! Good risk !! ";
Var find = "late ";
Alert (str. split (find). length-1 );

}

// --> </Mce: script>
</Head>
<Body>

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