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meaning of tilde in javascript

Fragile Finch answered on May 15, 2020 Popularity 9/10 Helpfulness 3/10

answer meaning of tilde in javascript

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meaning of tilde in javascript

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//Combined with ~, it can do a boolean check if an item exists in a string value

var foo = "hello world";

if (~foo.indexOf("w")) {
  // item in list
} else {
  // item not in list
}

Popularity 9/10 Helpfulness 3/10 Language javascript

Source: Grepper

Tags: javascript tilde

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Contributed on Nov 03 2020

Fragile Finch

0 Answers Avg Quality 2/10

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what is use of tilde in js

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//Bitwise operator
console.log(~-2); // 1
console.log(~-1); // 0

//Converting Strings to Numbers
console.log(~~"-1");  // -1
console.log(~~"0");   // 0

Popularity 9/10 Helpfulness 3/10 Language javascript

Source: www.joezimjs.com

Tags: javascript j

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Contributed on May 15 2020

Cautious Cardinal

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meaning of tilde in javascript

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