Allow One Function Call | Leetcode 2666 | 30 Days of JavaScript #leetcode #javascript

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[padmajverma]

nice and easy to understand thank you sir

[renim-sq]

const once = (fn) => {
let hasBeenAllow = false
return function(...args){
if(!hasBeenAllow){
hasBeenAllow = true;
return fn.apply(this, args)
}
}
}

[anujjain]

/**
* @param {Function} fn
* @return {Function}
*/
var once = function(fn) {
let count = 0;
return function(...args){

if(count++ == 0) {
return fn(...args)
}else{
return undefined
}

}
};

[mohdfahad]

Isko do- while loop se kiya jaye to kaisa rahega