How to pass this parameter to vue?

Question

Vue.js

.... @change="clog(var)"

...
data: (){
return {var: 'text'}
}

methods: {clog(var){
        console.log(this.var)
     }}
...

Here he cannot deliver after the dot.
And syntax like this[var] Vue does not understand in this case.

Answer 1

syntax like this[var] Vue does not understand in this case.

What is it for? Always worked, but today is a special day? Somewhere you are dark.