onAccess.accept(key, value)
        }

        @Override
        void onChange(Object key, @Nullable Object newValue) {
            onChange.accept(key, newValue)
        }

        @Override
        void onRemove(Object key) {
            onRemove.accept(key)
        }

        @Override
        void onClear() {
            onClear.run()
        }
    }

         * like {@link Properties#setProperty(String, String)} provide information about the previous value and trigger this method.
         * All modifying operations call this method prior to {@link #onChange(Object, Object)}, {@link #onRemove(Object)} or {@link #onClear()}.
         * <p>
         * When this method is called because of the modifying operation, the state of the observed Properties object is undefined for the duration of the

        }
    }

    class TestResource {
        final TestFile backingFile
        private final Closure onChange

        TestResource(TestFile backingFile, Closure onChange = {}) {
            this.backingFile = backingFile
            this.onChange = onChange
        }

        void replaceContents(String contents) {
            backingFile.withWriter { w ->
                w << contents

        then:
        0 * listener.onChange(_, _)
    }

    def "replaceAll() uses reference equality for non-primitives"() {
        def value1 = [1]
        def value2 = [1]

        def map = getMapUnderTestToWrite(value: value1)
        when:
        map.replaceAll { k, v ->
            return value2
        }

        then:
        1 * listener.onChange("value", value2)
    }

		var visible;
		files.addEventListener('change', onChange, false);
		function select(part) {
			if (visible)
				visible.style.display = 'none';
			visible = document.getElementById(part);
			if (!visible)
				return;
			files.value = part;
			visible.style.display = 'block';
			location.hash = part;
		}
		function onChange() {
			select(files.value);
			window.scrollTo(0, 0);
		}

                    systemPropertyQueried(convertToString(key), convertToString(value), consumer);
                }
            }

            @Override
            public void onChange(Object key, Object newValue) {
                listener().systemPropertyChanged(key, newValue, consumer);
            }

            @Override
            public void onRemove(Object key) {

			`<img onload="alert(&#34;loaded&#34;)">`,
		},
		{
			"bad dynamic attribute name 1",
			// Allow checked, selected, disabled, but not JS or
			// CSS attributes.
			`<input {{"onchange"}}="{{"doEvil()"}}">`,
			`<input ZgotmplZ="doEvil()">`,
		},
		{
			"bad dynamic attribute name 2",
			`<div {{"sTyle"}}="{{"color: expression(alert(1337))"}}">`,

	nFirst := (e[1] >> lengthBits) & lengthMask
	if nTitle := e[1] & lengthMask; nTitle != noChange {
		if nFirst != noChange {
			e = e[nFirst:]
		}
		return c.writeString(e[offset : offset+nTitle])
	}
	if ct == cLower && nFirst != noChange {
		// Use the uppercase version instead.
		return c.writeString(e[offset : offset+nFirst])
	}
	// Already in correct case.

    const auto *otherDevice = reinterpret_cast<const Device *>(&other);
    if (otherDevice->device_) {
      return SetDevice(otherDevice->device_);
    }
    return ChangeResult::NoChange;
  }

  void print(raw_ostream &os) const override {
    if (device_) {
      os << "<" << device_ << ">";
    } else {
      os << "<no device>";
    }
  }

const selectorEl=document.createElement('select');selectorEl.addEventListener('change',onChange);for(let i=0;i<items.length;i++){const item=items[i];const optionEl=document.createElement('option');Polymer.dom(optionEl).textContent=item.label;optionEl.targetPropertyValue=item.value;optionEl.item=item;Polymer.dom(selectorEl).appendChild(optionEl);}