USEFUL JAVASCRIPT TIPS-TRICKS FOR BEGGINERS 2024

 USEFUL JAVASCRIPT TIPS FOR BEGGINERS,  DOWNLOAD PDF

01 GENERATE RANDOM STRING

IF YOU WILL EVER NEED A TEMPORARY UNIQUE ID FOR SOMTHING. THIS ONE LINER WILL GENERATE A RANDOM STRING FOR YOU

02 DETECT DARK MODE

WITH THIS ONE LINER. YOU CAN CHEACK IF THE USER IS USING DARK MODE( AND THAN YOU CAN UPDATE SOM FUNCATIONALITY ACCORDING TO DARK MODE).

03 EXTRACT DOMAIN NAME FROM AN EMAIL

YOU CAN USE THE SUBSTRING() METHOD TO EXTARCT THE DOMAIN NAME AN EMAIL.TT

04 CHEACK IF AN ELEMENT IS FOCUSED

TO DETECT IF THE ELEMENT HAS THE FOCUS IN JAVASCRIPT, YOU CAN USE THE READ-ONLY PROPERTY ACTIVELEMENT  OF THE DOCUMENT OBJECT.

05 CHEACK IF AN ARRAY IS EMPETY

THIS ONE LIER WILL LET YOU KNOW IF AN ARRAY IS EMPETY OR NOT.

06 REDIRECTING USER

YOU CAN REDIRECT THE USER TO ANY SPECIFIC URF USING JAVASCRIPT.

07 CHEACK IF A VARIABLE IS AN ARRAY

YOU CAN CHEACK IF ANY VARIBLE IS AN ARRAY OR NOT USING THE ARRAY.ISARRAY() METHOD.