How to sum jquery array elements

Method for summing jquery array elements: 1. Use for loop and length attribute to traverse the array, the syntax is "for(i=0;i

The operating environment of this tutorial: windows7 system, jquery1.10.0 version, Dell G3 computer.

Method of summing jquery array elements

1. Create a new html file, named test.html, to explain how jquery sums The sum of the element values ​​in an array.

In the js tag, create an array and initialize a variable to retain the sum value. Use a for loop to traverse the array, where the length property is used to get the length of the array. Use the "=" operator to accumulate array element values.

#2. In the js tag, use the write() method to output the calculated result.

Open the test.html file in the browser to view the results.

Summary:

1. Create an array and initialize a variable to retain the sum value.

2. Use a for loop to traverse the array, where the length attribute is used to obtain the length of the array.

3. Within the for loop, use the "=" operator to accumulate the array element values.

4. In the js tag, use the write() method to output the calculated results.

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