Shulou(Shulou.com)06/02 Report--

This article introduces the knowledge of "how to implement solidity dynamic length array". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

Dynamic length array

Dynamic length arrays can be changed in size and length

Definition of dynamic length array

Uint [] grade= [1,2,3,4,5]

Returns the dynamic length array 1

two

three

Function getArray () public view returns (uint []) {

Return grade

}

Get dynamic array length 1

two

three

Function getlength () public view returns (uint) {

Return grade.length

}

Ergodic dynamic length array 1

two

three

four

five

six

seven

eight

nine

Function cheng () public view returns (uint) {

Uint result = 1

For (uint I = 0 position I)

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.