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For each javascript syntax
For each javascript syntax






When the callback function is executed for an element, the elements value and index will be passed to it and this information is logged. Swift forEach implements the given set of instructions on each element of the sequence like an array, set, dictionary, etc. Here, we use the required parameter of the callback function which is the value and an optional parameter which is the index. The forEach () method executes a provided function once for each value in the Set object, in insertion order. The code below logs the elements in the array colors along with each element's index.

for each javascript syntax for each javascript syntax

function addTwoNumbers(num1, num2) Example 2: Log the elements of an array along with their index

for each javascript syntax

This is because, in Apps Script (which is a version of JavaScript), a function is basically a variable with a value of type function.Ĭonsider the function addTwoNumbers() below. Notice that there is no name for the function in the above example.








For each javascript syntax