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mWifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
if (mWifiManager != null) {
List<ScanResult> wifiScanResults = mWifiManager.getScanResults();
if (wifiScanResults != null && wifiScanResults.size() != 0) {
}
}
private WifiManager mWm;
mWm = (WifiManager) this.getSystemService(Context.WIFI_SERVICE);
if (mWm.isWifiEnabled()) {
mWm.setWifiEnabled(false);
txt.setText("Wifi OFF");
}
else {
mWm.setWifiEnabled(true);
txt.setText("Wifi ON");
}