Definition of "debugger" [debugger]

• A computer program that helps the user to test and debug other programs, by enabling their step-by-step execution controlled by the user, setting of breakpoints, and monitoring values of variables. (noun)

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• "Although a debugger is provided, developers also can write their own debugger with version 1.1."
• "The current frame-that is, the frame where you called debugger&mdashl; is numbered 0."
• "There's also the image debugger, which is handy, but requires you to link it into your program."