react.js-10-渐隐动画

var Hello = React.createClass({

getInitialState: function () {

return {

opacity: 1.0

};

},

componentDidMount: function () {

this.timer = setInterval(function () {

var opacity = this.state.opacity;

opacity -= .05;

if (opacity < 0.1) {

opacity = 1.0;

}

this.setState({

opacity: opacity

});

}.bind(this), 100);

},

render: function () {

return (