setv
Description:
Sets names.length properties for an this.
Properties to be set will be taken from values. All properties must be valid. Warnings will be emitted and undefined behaviour
may result if invalid properties are passed in.
Parameters:
| this |
a Object |
| names |
the names of each property to be set |
| values |
the values of each property to be set |
| n_properties |
the number of properties |