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Tag: json

how to work with json elements in react native

Sending data into the API with the following code returns the following json that is being trown into console. how can I extract data from this json? for example: alert(json.user_nome) Answer First thing is this is not json this is the array object so if you want data from 1st object in array then you should use this… Or if

Converting CSV to JSON using JavaScript

I’m learning JavaScript and i’m trying to convert a CSV file to a JSON. The structure of my csv is : Name Class region_count Coordinates foto_4.jpeg soccer 1 “all_points_x”:[90,80,77,74,82,89,113,142,146,153,162,174,184,199,220,235,261,280,289,298,298,287,279,276,271,268,265,266,270,270,262,249,236,222,213,188,170,151,114,92],”all_points_y”:[145,171,192,211,241,263,291,308,310,301,288,275,265,257,246,244,241,238,241,243,235,223,208,196,176,165,148,134,119,114,109,99,96,93,90,89,89,94,116,146] foto_4.jpeg tennis 2 “all_points_x”:[394,418,445,456,467,472,469,461,448,436,425,412,402,394,384,383,392],”all_points_y”:[276,259,260,266,279,296,313,327,335,341,342,338,334,326,313,294,279] foto_5.jpeg basket 1 “all_points_x”:[345,373,427,479,509,540,553,549,541,526,490,467,455,447,430,421,411,406,400,394,391,381,368,349,337,327,320,308,301],”all_points_y”:[23,11,7,22,44,89,140,182,207,230,261,274,263,260,255,255,255,261,268,273,278,286,279,273,268,258,250,242,237] the desired json structure is: I tried to convert this CSV to JSON with this code the JSON create is this: With my

TypeError: Cannot read property ‘map’ of undefined. React

I am new to React and I am having a problem. How to iterate over an array in an array? When trying to iterate over an array using the map() method, an error occurs my code: JSON fragment: if you specify {works.tags} or with an index {works.tags[0]} – everything works, but if you iterate over the array, an error occurs.

How do I display json data using Reactjs?

I have products.json in which I have data. Now, I wish to render it using Reactjs. products.json app.js I want the json data to be rendered through app.js. My Take On: I’m new to Reactjs and JSON and was thinking of using fetch, response but I’m not sure how can I do it. Can someone please help? Answer First you

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