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- incr(n) Tcl Built-In Commands
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- NAME
- incr - Increment the value of a variable
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- SYNOPSIS
- incr _v_a_r_N_a_m_e ?_i_n_c_r_e_m_e_n_t?
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- DESCRIPTION
- Increments the value stored in the variable whose name is
- _v_a_r_N_a_m_e. The value of the variable must be an integer. If
- _i_n_c_r_e_m_e_n_t is supplied then its value (which must be an
- integer) is added to the value of variable _v_a_r_N_a_m_e; other-
- wise 1 is added to _v_a_r_N_a_m_e. The new value is stored as a
- decimal string in variable _v_a_r_N_a_m_e and also returned as
- result.
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- KEYWORDS
- add, increment, variable, value
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- Tcl 1
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