+ Operator

Microsoft® JScript™
+ Operator

Description

Used to sum two numbers or perform string concatenation.

Syntax

result = expression1 + expression2
The + operator syntax has these parts:

Part Description

result Any variable.

expression1 Any expression.

expression2 Any expression.

Remarks

The underlying subtype of the expressions determines the behavior of the + operator.

If Then

Both expressions are numeric or Boolean Add.

Both expressions are strings Concatenate.

One expression is numeric and the other is a string Concatenate.

For information on when a run-time error is generated by the + operator, see the Operator Behavior table.
Prepending "+" to a string will convert a numeric string to a number. toString Method e.g. +"123" returns 123 in numeric form.

file: /Techref/inet/iis/jscript/htm/js618.htm, 3KB, , updated: 2019/3/8 09:55, local time: 2024/12/31 08:25,

^{18.223.205.151:LOG IN}

©2024 These pages are served without commercial sponsorship. (No popup ads, etc...).Bandwidth abuse increases hosting cost forcing sponsorship or shutdown. This server aggressively defends against automated copying for any reason including offline viewing, duplication, etc... Please respect this requirement and DO NOT RIP THIS SITE. Questions?

Please DO link to this page! Digg it! / MAKE!

<A HREF="http://sxlist.com/techref/inet/iis/jscript/htm/js618.htm"> + Operator</A>

Did you find what you needed?

Welcome to sxlist.com!

Site supported by
sales, advertizing,
& kind contributors
just like you!
Please don't rip/copy
(here's why
Copies of the site on CD
are available at minimal cost.

Part	Description
result	Any variable.
expression1	Any expression.
expression2	Any expression.

If	Then
Both expressions are numeric or Boolean	Add.
Both expressions are strings	Concatenate.
One expression is numeric and the other is a string	Concatenate.