Calling a php script from javascript onclick

$(".formBtn").click(function(){          $.ajax({         url: "script to call",         type: "post",                  // callback handler that will be called on success         success: function(response, textStatus, jqXHR){             // log a message to the console             console.log("Hooray, it worked!");             alert("Working!");         },         // callback handler that will be called on error         error: function(jqXHR, textStatus, errorThrown){             // log the error to the console             console.log(                 "The following error occured: "+                 textStatus, errorThrown             );         },         // callback handler that will be called on completion         // which means, either on success or error         complete: function(){             // enable the inputs             $inputs.removeAttr("disabled");         }     });        });