API Reference > imodeljs-frontend > Tools > BeModifierKeys BeModifierKeys Enumeration Numeric mask for a set of modifier keys (control, shift, and alt). Members Name Value Description None 0 Control 1 << 0 Shift 1 << 1 Alt 1 << 2 Defined in core/frontend/src/tools/Tool.ts Line 66 Last Updated: 13 June, 2024