how to throw an error in js code example
Example 1: js throw error
throw new Error('Whoops!')
Example 2: node js throw error
FactoryController.prototype.create = function (callback) {
throw new Error('An error occurred');
try {
this.check(function (check_result) {
callback(check_result);
});
} catch (ex) {
throw new Error(ex.toString());
}
}
FactoryController.prototype.create = function (callback) {
try {
this.check(function (check_result) {
throw new Error('An error occurred');
});
} catch (ex) {
throw new Error(ex.toString());
}
}
Example 3: javascript how to raise the error
if (..condition..) {
throw 'Error message';
}
Example 4: javascript try
var someNumber = 1;
try {
someNumber.replace("-","");
} catch(err) {
console.log(err);
}
Example 5: javascript throw new error
throw new Error("Error message here");
Example 6: js throw new error
throw new Error("message");