SSID and PASSWORD read from SPIFFS file contain newline

[hellraise007]

Code: Untitled.cpp Select all

#include "SPIFFS.h"

#include <WiFi.h>

void setup(){

  File file;

  Serial.begin(115200);



  if(!SPIFFS.begin(true)){

     Serial.println("An Error has occurred while mounting SPIFFS");

     return;

  }

  



    file = SPIFFS.open("/test.txt", FILE_WRITE);

    if(!file){

      Serial.println("There was an error opening the file for writing");

      return;

    }

    else

    {

      Serial.println("Opening the file for writing");

    }

    String ssid= "MAD";

    String pass = "1234567890";

    if(file.println(test))

    {

      Serial.println("SSID Written");

    }

 

    //file.close();

    file = SPIFFS.open("/test.txt",FILE_APPEND);

    if(!file){

      Serial.println("There was an error opening the file for appending");

      return;

    }



      if(file.println(test2))

      {

        Serial.println("Password Was Written");

      }

      

    file.close();



    

    file =SPIFFS.open("/test.txt");

      //read

      if(!file){

      Serial.println("There was an error opening the file for reading");

      return;

    }

    else

    {

      Serial.println("Opening the file for reading");

    }

    Serial.println("File Content : ");

    

    int i=0;

    String s,p;

    while(file.available())

    {

      if(i == 0)

       s = file.readStringUntil('\n');

      else

       p = file.readStringUntil('\n');

       i++;

    }

    file.close();

    Serial.println(s.c_str());

    Serial.println(p.c_str());

  WiFi.softAP(s.c_str(),p.c_str());

  Serial.print("Connecting to WiFi..");

  // while (WiFi.status() != WL_CONNECTED) {

  //   delay(500);

  //   Serial.print(".");

  // }

}



void loop(){}

On execution the AP created ( client credentials passed) have a newline character at the end. How to remove the newline character from the end of the string?

wifi.JPG (15.44 KiB) Viewed 7342 times

[boarchuz]

file.println

file.print

[lbernstone]

s.trim();
p.trim();