Miscellaneous

Use the delete operator on the key to remove. Source https://vanillajstoolkit.com/reference/objects/delete/

Use Array.prototype.includes() to determine values that are not part of values. Use Array.prototype.filter() to remove them. Source https://www.30secondsofcode.org/js/s/similarity

Source https://github.com/roeib/JavaScript-snippets#check-if-a-string-is-a-valid-json

Perform a shallow merge of two or more objects into the first. Pass in each object to merge as an argument. Note: in a shallow merge, nested objects are overwritten completely rather than having their values merged together. All objects are merged into the first. To create a new object, pass in an empty object as […]

Use the spread operator (…) to convert the string into an array of characters. Source https://www.30secondsofcode.org/js/s/to-char-array

Source https://github.com/roeib/JavaScript-snippets#vanilla-js-toggle

Return an array of key/value pairs, also represented as arrays. Pass in the object as an argument. Source https://vanillajstoolkit.com/reference/objects/object-entries/

The increment operator (++) adds 1 to its operand and returns a value. Similarly, the decrement operator (–) subtracts 1 from its operand and returns a value. Both of these operators can be used either prefix (++i, –i) or postfix (i++, i–). If used prefix, the value is incremented/decremented, and the value of the expression is the updated value. If used […]

Source https://github.com/roeib/JavaScript-snippets#fire-an-event-listener-only-once

Return an array of keys from an object. Pass in the object as an argument. Source https://vanillajstoolkit.com/reference/objects/object-keys/