Created
June 10, 2016 07:47
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REACT - rendering a list when iterating over an object
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// Rendering when iterating over an object | |
// proxy/helper function | |
function mapObject(object, callback) { | |
return Object.keys(object).map(function (key) { | |
return callback(key, object[key]); | |
}); | |
} | |
inline usage: | |
{mapObject(yourObject, function (key, value) { | |
return <div>Key: {key}, Value: {value}</div>; | |
})} | |
or via variable | |
renderRules(ruleItems) { | |
let rules = ""; | |
if (ruleItems) { | |
rules = Object.keys(ruleItems).map(function (key) { | |
return ( | |
<li className="could-come-from-object-when-used-as-config" key={key}>{ruleItems[key]}</li> | |
) | |
}); | |
} | |
return rules; | |
} | |
<ul className="">{rules}</ul> |
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