javascript methods cheat sheet

Pubblicato il: 16 luglio 2024
sul canale di: CodeStack
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sure! here's a cheat sheet of commonly used javascript methods along with a brief explanation and an example for each:

1. **`touppercase()`**: converts a string to uppercase.


2. **`tolowercase()`**: converts a string to lowercase.


3. **`split()`**: splits a string into an array of substrings based on a specified separator.


4. **`join()`**: joins all elements of an array into a string.


5. **`indexof()`**: returns the index of the first occurrence of a specified value in a string.


6. **`includes()`**: determines whether a string contains a specified substring.


7. **`slice()`**: extracts a section of a string and returns it as a new string.


8. **`tofixed()`**: formats a number using fixed-point notation.


9. **`sort()`**: sorts the elements of an array in place and returns the sorted array.


10. **`map()`**: creates a new array with the results of calling a provided function on every element in the array.


these are just a few of the many useful javascript methods available. you can refer to the official documentation for more detailed information and examples.

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