|  |  4.21.5 string related functions 
 
charstrdescription of the coefficient field of a ring (see  charstr)
executeexecuting string as command (see  execute)
findposition of a substring in a string (see  find)
nameslist of strings of all user-defined variable names (see  names)
nameofname of an object (see  nameof)
optionlists all defined options (see  option)
ordstrmonomial ordering of a ring (see  ordstr)
parstrnames of all ring parameters or the
name of the n-th ring parameter (see  parstr)
readread a file (see  read)
sizelength of a string (see  size)
sprintfstring formatting (see  sprintf)
typeoftype of an object (see  typeof)
varstrnames of all ring variables or the
name of the n-th ring variable (see  varstr)
 
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