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Tag: javascript

How to get a certain element from a body?

I use node-fetch , and I get the body of the site this way: The console displays the full body of the entire page. But I want to get a specific element with a certain class. How do I change the code to do this? Answer You can use cheerio.js. It is an implementation of jQuery for node. The below

String tokenizer method

Consider strings with this format: where id, string1, string2 and string3 can be string of variable length, and extension is an image extension type. For example, two possible strings could be: I need tokenizer method in JavaScript for an express/nodejs API that takes these strings in input and outputs an obj…

Replace NaN with another character using JavaScript

Can you please tell me how to replace NaN with another character? There are variables that are assigned some numeric value. Further in the function, these variables get their values, which I then display in the html table. But sometimes some variable returns NaN. To fix this, I separately created an array wit…

How to Make a ShopifyQL query?

Shopify recently announced ShopifyQL for easier accessing of analytics data. However, I’m unclear of how to actually make a ShopifyQL call. They do include an example. However, using the GraphiQL tool to run the query hits a number of errors: I also tried making an authenticated call with the example qu…

Find and detect a pattern in a string

I’m looking for a function that detects repeated patterns on a string, for example, if the input is: it should return true as there are many times repeated “Hello” or “Hello this is a repeated pattern” I have tried something like this: but that will only detect if the text contai…