javascript get same elments from multiple arrays
var result = arrays.shift().filter(function(v) {
return arrays.every(function(a) {
return a.indexOf(v) !== -1;
});
});javascript get same elments from multiple arrays
var result = arrays.shift().filter(function(v) {
return arrays.every(function(a) {
return a.indexOf(v) !== -1;
});
});javascript check how many times value in array
function f(array,value){
var n = 0;
for(i = 0; i < array.length; i++){
if(array[i] == value){n++}
}
return n;
}Copyright © 2021 Codeinu
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