Polymorphism is also known as:

Which function of Array object returns a string representing the array and its elements?

Output of code? function testfoo() { return { test: 1 }; } alert(typeof testfoo());

Which is not a JavaScript datatype?

Which function of String object splits a String object into an array of strings by separating the string into substrings?

What will be the output of the following code? elements[] = '$text'; return $this; } public function input($type, $name, $value = ') { $this->elements[] = ''; return $this; } public function textarea($name, $value = ') { $this->elements[] = '$value'; return $this; } public function __toString() { return join('\n', $this->elements); } } $b = new FormBuilder(); echo $b->label('Name')->input('text', 'name')->textarea('message', 'My message');

You can call a parent class' implementation of a method which is overridden by a child class using:

The break statement ends execution of which structure?

echo substr('Hello world',-4); the right output is?

Which compound type is supported by PHP?

What separates a sequence of one or more characters used to specify the boundary between separate text regions?