// MQl4

double ob_entry = iCustom(Symbol(),0,"KT Stochastic Advanced",1,1);
double ob_exit  = iCustom(Symbol(),0,"KT Stochastic Advanced",2,1);
double os_entry = iCustom(Symbol(),0,"KT Stochastic Advanced",3,1);
double os_exit  = iCustom(Symbol(),0,"KT Stochastic Advanced",4,1);
double bullish_crossover = iCustom(Symbol(),0,"KT Stochastic Advanced",6,1);
double bearish_crossover = iCustom(Symbol(),0,"KT Stochastic Advanced",7,1);

if(bullish_crossover!=0){};  // Stochastic Bullish Crossover has occured
if(bearish_crossover!=0){}; // Stochastic Bearish Crossover has occured
if(ob_entry!=0){};    // Stochastic entered in overbought zone
if(ob_exit!=0){};    // Stochastic exit from overbought zone
if(os_entry!=0){};  // Stochastic entered in oversold zone
if(os_exit!=0){};  // Stochastic exit from oversold zone


// MQL5

double ob_entry[];
double ob_exit[];
double os_entry[];
double os_exit[];
double bullish_crossover[];
double bearish_crossover[];

int indicator_handle = iCustom(Symbol(),0,"KT Stochastic Advanced");

CopyBuffer(indicator_handle,1,1,1,ob_entry);
CopyBuffer(indicator_handle,2,1,1,ob_exit);
CopyBuffer(indicator_handle,3,1,1,os_entry);
CopyBuffer(indicator_handle,4,1,1,os_exit);
CopyBuffer(indicator_handle,6,1,1,bullish_crossover);
CopyBuffer(indicator_handle,7,1,1,bearish_crossover);

if(bullish_crossover[0]!=0){};  // Stochastic Bullish Crossover has occured
if(bearish_crossover[0]!=0){}; // Stochastic Bearish Crossover has occured
if(ob_entry[0]!=0){};   // Stochastic entered in overbought zone
if(ob_exit[0]!=0){};   // Stochastic exit from overbought zone
if(os_entry[0]!=0){}; // Stochastic entered in oversold zone
if(os_exit[0]!=0){}; // Stochastic exit from oversold zone