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D.2.8.1 changechar

Procedure from library ring.lib (see ring_lib).

Usage:
changechar(c[,r]); c=string, r=ring

Return:
ring R, obtained from the ring r [default: r=basering], by changing charstr(r) to c.

Note:
Works for qrings if map from old_char to new_char is implemented. This proc uses 'execute' or calls a procedure using 'execute'.

Example:
 


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