javascrip check if string contains substring
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showing results for - "javascrip check if string contains substring"
Giovanni
25 Oct 2018
1const string = "javascript";
2const substring = "script";
3
4console.log(string.includes(substring)); //trueMiguel
05 Jul 2019
1var str = "We got a poop cleanup on isle 4.";
2if(str.indexOf("poop") !== -1){
3 alert("Not again");
4}
5//use indexOf (it returns position of substring or -1 if not found)Damián
05 Apr 2017
1
2var str = "Hello world, welcome to the universe.";
3
4var n = str.startsWith("Hello");
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