Finding
After ES 2017
const myArray = ['Mon', 'Tue', 'Wed'];
arrayContains(myArray, 'Tue'); // true
function arrayContains(theArray, searchValue) {
return theArray.includes(searchValue);
}
Before ES 2017
const myArray = ['Mon', 'Tue', 'Wed'];
arrayContains(myArray, 'Tue'); // true
function displayDay(theArray, searchValue) {
return theArray.indexOf(searchValue) > -1;
}
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