Answers for "how to check if javascript function using function name exists"

javascript check if function exists

//check if sayHello() function exists
if (typeof sayHello === "function") { 
    // This function exists
}

Posted by: Guest on August-02-2019

js check if function exists

if (typeof yourFunctionName == 'function') { 
  yourFunctionName(); 
}

Posted by: Guest on March-28-2020

Code answers related to "how to check if javascript function using function name exists"