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12 Cards in this Set
- Front
- Back
If I define some props in the React.createClass var text = this.props.txt {text} Where do I assign it? |
I can assign it when rendering the tag. |
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What do you use to define you own Html-tag? |
React.createClass({ }); |
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What do you use to create you own Html-tag? |
React.render({ }); |
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Which states to you need for a simple input field with preview? |
getInitialState:function(){} update:function(){} render:function(){} |
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What is a owner-ownee relationship? |
When one component refers to another one. |
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What is a component in React? |
It´s a class for the creation of custom DOM-elements. |
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What is a module here?
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It´s a piece of reusable code that has to be exported and can then be used, when you require the according file. module.exports = { Histogram: Histogram}; |
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What´s a state in React? |
a component can maintain internal state data the can be accessed via this.state |
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What is the render method doing? |
When a component's state data changes, the rendered markup will be updated by re-invoking render(). In this method you can pass variables, methods… like attributes. The render method should not modify the state. |
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componentDidMount() is for what? |
All the things you wanna get done after the render, for example compling an angular directive or repositioning something. |
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this.props |
input data ca be accessed via this.props |
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What can you do for example with this.state? |
this.state can be used to track the current list of items as well as the text that the user has entered . |