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JavaScript table object method: deleteRow()

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The deleteRow() method of the JavaScript DOM object corresponding to the HTML <table> element removes a <tr> element from the table.

 

It has the following syntax with the following parameters:

 

object.deleteRow(index)

 

Parameter

Required / Optional

Description

index

Required (see below)

Index position from where row is removed (index starts at 0). Using zero deletes the first row, using -1 deletes the last row.

 

Note: the index parameter is required by some browsers but optional for others.

 

EXAMPLE:


HTML USED IN THIS EXAMPLE:
<!DOCTYPE html>
<html> <!-- Copyright (c) Nematrian Limited 2018 -->
<head>
<style>
table,td,tr,caption {border: thin solid black; border-collapse: collapse;}
</style>
</head>
<body>
<span id="element"></span>

<script>
var x = document.createElement("TABLE");
x.createCaption().innerHTML="A table";

var y0 = x.insertRow(0);
var y00 = y0.insertCell(0);
y00.innerHTML = "col1";
var y01 = y0.insertCell(1);
y01.innerHTML = "col2";

var y1 = x.insertRow(0);
var y10 = y1.insertCell(0);
y10.innerHTML = "1";
var y11 = y1.insertCell(1);
y11.innerHTML = "2";

x.deleteRow(1);

document.getElementById("element").appendChild(x);
</script>

</body>
</html>

FUNCTION THAT MAY ASSIST IN TESTING WHETHER FEATURE IS SUPPORTED:
function isSupportedJavaScriptMethodTableDeleteRow() {
  var z = document.createElement("TABLE"); return !!z.row;
}


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