The JavaScript exception "setter functions must have one argument" occurs when a setter is declared and the parameter list is not consisted of exactly one formal parameter.

The JavaScript exception "SyntaxError: private fields can't be deleted" occurs when delete is used on a private property of a class or an object.

The JavaScript exception "must call super constructor before using 'this' in derived class constructor" occurs when the super() is not called for a given derived class constructor, and the derived constructor tries to access the value of this, or the derived constructor has already returned and the return value is not an object.

The JavaScript exception "x is (not) y" occurs when there was an unexpected type. Oftentimes, unexpected undefined or null values.

The y2 attribute is used to specify the second y-coordinate for drawing an SVG element that requires more than one coordinate. Elements that only need one coordinate use the y attribute instead.

SVG images can be used as an image format, in a number of contexts. Browsers support SVG images in:

The JavaScript exception "duplicate capture group name in regular expression" occurs when a regular expression pattern contains two or more named capturing groups with the same name, and these capture groups could be matched at the same time.

# Contributors by commit history https://github.com/mdn/content/commits/main/files/en-us/web/svg/tutorial/paths/index.md # Original Wiki contributors chrisdavidmills PatientLearner mfuji09 peterhol...

The JavaScript exception "getter functions must have no arguments" occurs when a getter is declared and the parameter list is non-empty.

# Contributors by commit history https://github.com/mdn/content/commits/main/files/en-us/web/svg/tutorial/introduction/index.md # Original Wiki contributors devinea2 PushpitaPikuDey imvinaypatil ma...