TRTCSpeedTestResult constructor 
    
      
      TRTCSpeedTestResult(- {bool success = false, 
- String errMsg = "", 
- String ip = "", 
- TRTCQuality quality = TRTCQuality.unknown, 
- double upLostRate = 0.0, 
- double downLostRate = 0.0, 
- int rtt = 0, 
- int availableUpBandwidth = 0, 
- int availableDownBandwidth = 0, 
- int upJitter = 0, 
- int downJitter = 0}
)Implementation
  TRTCSpeedTestResult({
  this.success = false,
  this.errMsg = "",
  this.ip = "",
  this.quality = TRTCQuality.unknown,
  this.upLostRate = 0.0,
  this.downLostRate = 0.0,
  this.rtt = 0,
  this.availableUpBandwidth = 0,
  this.availableDownBandwidth = 0,
  this.upJitter = 0,
  this.downJitter = 0,
});