node try catch code example
Example 1: node js try catch
try {
nonExistentFunction();
} catch (error) {
console.error(error);
// expected output: ReferenceError: nonExistentFunction is not defined
// Note - error messages will vary depending on browser
}
Example 2: javascript try
var someNumber = 1;
try {
someNumber.replace("-",""); //You can't replace a int
} catch(err) {
console.log(err);
}
Example 3: finally always after try catch
Finally block is ALWAYS executed AFTER try / catch Javascript blocks.
Example 4: blank catch js
try {
try_statements
}
[catch [(exception_var)] {
catch_statements
}]
[finally {
finally_statements
}]