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[docs] Use id for TodoApp example

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This commit is contained in:
Tay Yang Shun
2015-11-22 11:54:39 +08:00
parent c5867ea401
commit bf4bd19101
1 changed files with 3 additions and 3 deletions
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6
docs/_js/examples/todo.js
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@@ -1,8 +1,8 @@
var TODO_COMPONENT = `
var TodoList = React.createClass({
render: function() {
var createItem = function(itemText, index) {
return <li key={index + itemText}>{itemText}</li>;
var createItem = function(item) {
return <li key={item.id}>{item.text}</li>;
};
return <ul>{this.props.items.map(createItem)}</ul>;
}
@@ -16,7 +16,7 @@ var TodoApp = React.createClass({
},
handleSubmit: function(e) {
e.preventDefault();
var nextItems = this.state.items.concat([this.state.text]);
var nextItems = this.state.items.concat([{text: this.state.text, id: Date.now()}]);
var nextText = '';
this.setState({items: nextItems, text: nextText});
},