assed _where "hello" first occurs in the string

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Passed _where "hello" first occurs in the string. 

 

Q3: Given the following JavaScript code, read the comments and complete the missing
statement.
var info="hello world welcome hello";
//call a predefined function in JavaScript to display the length of the string info
document.write
www
//call a predefined function in JavaScript to extract and display the substring world
document.write
);
//call a predefined function in JavaScript to display the position where "hello" first
occurs in the string
document.write
Answer:
Transcribed Image Text:Q3: Given the following JavaScript code, read the comments and complete the missing statement. var info="hello world welcome hello"; //call a predefined function in JavaScript to display the length of the string info document.write www //call a predefined function in JavaScript to extract and display the substring world document.write ); //call a predefined function in JavaScript to display the position where "hello" first occurs in the string document.write Answer:
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