The ornamental design for a portableelectronicdevice, as shown and described.
FIG. 1 is a front bottom perspective view of a portable electronic device showing my new design;
FIG. 2 is a rear top perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a top plan thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a left side elevational view thereof;
FIG. 8 is a right side elevational view thereof; and,
FIG. 9 is an enlarged view of the portion “9” shown in FIG. 1.
The dot-dash broken lines depict a boundary of the claimed design. The dot-dot-dash broken lines shown in FIG. 1 indicate the boundary of the enlarged portion shown in FIG. 9. The remaining dashed broken lines depict portions of the electronic device. The broken lines form no part of the claimed design.