Regex In Javascript

pattern in search. g modifiers treat to all elements matched. i modifiers treat incase-sensitive

anElement.innerHTML = "Indonesia".search(/do/i);    // return 4

output> 4

elem.innerHTML = "indonesia".split(/[aiueo]/);

output> ,nd,n,s,,    // 6 array elements

elem.innerHTML = /wo/.test("Hello world");    

output> true;

String method for Regex:

1. search(pattern) : index

2. split(pattern)  : array >< match

3. replace(pattern,textReplacer): string

4. match(pattern)  : array >< split

var hello = "Hello world";

elem.innerHTML = hello.search(/world/ig); 

output> 6

elem.innerHTML = hello.split(/[aiueo]/ig);

output> h,ll, w,rld

elem.innerHTML = hello.replace(/world/,"lady gaga");
output> hello lady gaga  

elem.innerHTML = hello.match(/[aiueo]/);

output> e,o,o   

                 

Regex In Javascript