TypeScript | String search() Method

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The search() is an inbuilt function in TypeScript that is used to search for a match between a regular expression and this String object.
Syntax:

string.search(regexp);

Parameter: This methods accept a single parameter as mentioned above and described below:

regexp: This parameter is a RegExp object.

Return Value: This method returns the index of the regular expression inside the string. Otherwise, it returns -1.
Below example illustrate the String search() method in TypeScriptJS:

Example 1:

Javascript

// This is TypeScript
// Original strings
var str = "Geeksforzambiatek - Best Platform"; 
 
var re = /Best/gi; 
 
// use of String search() Method
if (str.search(re) == -1 ) { 
  console.log("Not Found" ); 
} else { 
  console.log("Found" ); 
}

Output:

Found

Example 2:

JavaScript

// This is TypeScript
// Original strings
var str = "Geeksforzambiatek - Best Platform"; 
 
var re = /geeek/gi; 
 
// use of String search() Method
if (str.search(re) == -1 ) { 
    console.log("Not Found" ); 
} else { 
    console.log("Found" ); 
}