This shape's bottom and sides are dotted lines that make up the a square. But at the top, there is an arrow instead of the rest of the dotted lines. The arrow points upward.
This is a Structural icon. We've made it in iOS style
, first introduced in iOS version 7 and supported in all later releases up until now (at least iOS 11). This style is based on thin two-pixel lines and is optimized for 50x50 px. Unlike other vector icon packs that have merely hundreds of icons, this icon pack contains 13,300 icons, all in the same style and quality.