Learn JavaScript Query String | How to Take Input From Query String in JavaScript | Learn JavaScript
Learn JavaScript Query String | How to Take Input From Query String in JavaScript | Learn JavaScript
Query String:
Query String allows user to search in a website by providing values input
directly from browser address bar.
It can have multiple keys and values.
Syntax:
page.html ?key1=value1&key2=value2&key3=value3 …
JavaScript provides "location.search" to access the query string in page.
javascript has location object in which we can access port number,ip addresses,
page name query string etc.
you need various string handling methods to extract only the value
that you need from a string.
a) slice() : extracts chars between specified index number
b) indexOf() : returns the index number of a char in string
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