Programming for beginners: JavaScript: String concatenation operator

Friday 24 August 2018

JavaScript: String concatenation operator

+ Operator is used to concatenate strings. + operator takes two operands and concatenate them, it is not necessary that both should be of type strings to concatenate. If one of the operand is string, then Javascript converts other operand to string automatically.

concat.html

<!DOCTYPE html>

<html>

<head>
    <title>String concatenation</title>
</head>

<body>
    <script type="text/javascript">
        var a = "Hello";
        var b = "World";
        var c = 10;

        document.write("a = " + a + "<br />");
        document.write("b = " + b + "<br />");
        document.write("c = " + c + "<br />");

        document.write("a+b = " + (a + b) + "<br />");
        document.write("a+c = " + (a + c) + "<br />");
    </script>
</body>

</html>

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Friday 24 August 2018

JavaScript: String concatenation operator

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