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window.find() for IE?

Posted on 2001-08-10
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Last Modified: 2008-02-26
Hi,
     I need to find an equivalent function to window.find(), which seems to work in NS, but not IE. It needs to work in IE 4.x and above. I have a fully separate page for Netscape users, so the function doesn't have to work for Netscape.

TIA,

:) dapperry
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Question by:dapperry
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3 Comments
 
LVL 14

Accepted Solution

by:
avner earned 600 total points
ID: 6372824
<script language="JavaScript">

/*
Find In Page Script-
By Mike Hall (MHall75819@aol.com)
Permission granted to Dynamicdrive.com to feature script in archive
For full source code, visit http://dynamicdrive.com 
*/

var NS4 = (document.layers);    // Which browser?
var IE4 = (document.all);

var win = window;    // window to search.
var n   = 0;

function findInPage(str) {

  var txt, i, found;

  if (str == "")
    return false;

  // Find next occurance of the given string on the page, wrap around to the
  // start of the page if necessary.

  if (NS4) {

    // Look for match starting at the current point. If not found, rewind
    // back to the first match.

    if (!win.find(str))
      while(win.find(str, false, true))
        n++;
    else
      n++;

    // If not found in either direction, give message.

    if (n == 0)
      alert("Not found.");
  }

  if (IE4) {
    txt = win.document.body.createTextRange();

    // Find the nth match from the top of the page.

    for (i = 0; i <= n && (found = txt.findText(str)) != false; i++) {
      txt.moveStart("character", 1);
      txt.moveEnd("textedit");
    }

    // If found, mark it and scroll it into view.

    if (found) {
      txt.moveStart("character", -1);
      txt.findText(str);
      txt.select();
      txt.scrollIntoView();
      n++;
    }

    // Otherwise, start over at the top of the page and find first match.

    else {
      if (n > 0) {
        n = 0;
        findInPage(str);
      }

      // Not found anywhere, give message.

      else
        alert("Not found.");
    }
  }

  return false;
}

</script>

<form name="search" onSubmit="return findInPage(this.string.value);">
<font size=3><input name="string" type="text" size=15 onChange="n = 0;"></font>
<input type="submit" value="Find">
</form>
tefgdhgh
gfd
hg
fhd
ggf
d<br>
fdsg
f
g


is that what you need ?
0
 
LVL 3

Author Comment

by:dapperry
ID: 6373050
That works great!!

Thanks

:) dapperry
0
 

Expert Comment

by:eyal_barouk
ID: 11581799
Is there a Mozilla firefox solution for this?
This function does not seem to work with it.
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