Answers for "javascrpt check if there is a method in call"

javascript check if function exists

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

Posted by: Guest on August-02-2019

javascript check if function exists

if (typeof sourceObj.someMethod === "function") { 
    // you are safe using the method
  	sourceObj.someMethod();
}

Posted by: Guest on May-02-2020

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