Concatenate two JS strings.
Syntax
JSString * JS_ConcatStrings(JSContext *cx, JS::HandleString left, JS::HandleString right);
| Name | Type | Description |
|---|---|---|
cx |
JSContext * |
The context in which both the strings have been created. |
left |
JS::HandleString |
First string to concatenate. |
right |
JS::HandleString |
Second string to concatenate. |
Description
JS_ConcatStrings concatenates two JS strings, str1 and str2, and returns the result. The result could be the same as one of the input strings, if the other string is zero length. When the string concatenation fails NULL is returned.