try catch in javascript
snippet in javascript

try catch in javascript

user9060

try {
  // Try to run this code 
}
catch(err) {
  // if any error, Code throws the error
}
finally {
  // Always run this code regardless of error or not
  //this block is optional
}

javascript try

user6854

var someNumber = 1;
try {
  someNumber.replace("-",""); //You can't replace a int
} catch(err) {
 console.log(err);
}

javascript try catch finally

user5954

try {
  // Try to run this code
}
catch(err) {
  // Code throws error
}
finally {
  // Always run this code regardless of error or not
}

javascript try catch

user9948

<html>  
<head>Exception Handling</head>  
<body>  
<script>  
try {  
   throw new Error('This is the throw keyword'); //user-defined throw statement.  
}  
catch (e) {  
  document.write(e.message); // This will generate an error message  
}  
</script>  
</body>  
</html>  

try catch error

user4340

try {
console.log('hello');
}
catch (e){
}

try catch javascript

user6104

try {

  alert('Start of try runs');  // (1) <--

  lalala; // error, variable is not defined!

  alert('End of try (never reached)');  // (2)

} catch(err) {

  alert(`Error has occurred!`); // (3) <--

}