vue-simple-range-slider/src/vue2/node_modules/clean-css/lib/utils/has-protocol.js

Change Your numeric value or numeric range value with dragging handles

var NO_PROTOCOL_RESOURCE_PATTERN = /^\/\//;

function hasProtocol(uri) {
  return !NO_PROTOCOL_RESOURCE_PATTERN.test(uri);
}

module.exports = hasProtocol;