Question

How to perform a case-insensitive search in Node.js

Answer 1

function containsIgnoreCase(str, toFind) {
    return str.toLowerCase().indexOf(toFind.toLowerCase()) >= 0;
}
 
const str = "The FOX Profession is Node.js Programmer";
const toFind = "fox";
 
const contains = containsIgnoreCase(str, toFind);
 
console.log(contains);
 
 
    
/*
run:
    
true
   
*/
 

 

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Answer 2

function containsIgnoreCase(str, toFind) {
    const regex = new RegExp(toFind, "i");
     
    return regex.test(str)
}
 
const str = "The FOX Profession is Node.js Programmer";
const toFind = "fox";
 
console.log(containsIgnoreCase(str, toFind));
 
 
 
    
/*
run:
    
true
   
*/
 

 

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