how to check if a string is present in another string in javascript code example
Example 1: javascript contains substring
var str = "We got a poop cleanup on isle 4.";
if(str.indexOf("poop") !== -1){
alert("Not again");
}
Example 2: js check if string contains character
"FooBar".includes("oo");
"FooBar".includes("foo");
"FooBar".includes("oo", 2);
Example 3: .includes javascript
let storyWords = ['extremely literally actually hi bye okay']
let unnecessaryWords = ['extremely', 'literally', 'actually' ];
let betterWords = storyWords.filter(function(word) {
return !unnecessaryWords.includes(word);
});
console.log(betterWords)