JSFiddle - React, Tailwind, and code Playground

JavaScript

var ar = [{"value":"14","label":"7"},{"value":"14","label":"7"},{"value":"18","label":"7"}];

    for(var i=0; i < ar.length; i++) {
       if(ar[i].value == "14" && ar[i].label == "7")
       {
          ar.splice(i,2);
       }
    }
    console.log(ar);