Question

How to check if string contains a substring in TypeScript

Answer 1

const str = "typescrip java php c c++";
const substring = "c++";
 
console.log(str.includes(substring)); 
  
      
      
      
/*
run:
      
true
 
*/

 

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Answer 2

const str = "typescrip java php c c++";
const substring = "c++";
 
console.log(str.indexOf(substring) !== -1); 
  
      
      
      
/*
run:
      
true
 
*/

 

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