all(HashTable,Function) -- whether all key/value pairs in a hash table satisfy a specified condition

Synopsis

• Usage:

  all(H,f)

• Function: all
• Inputs:

  • H, a hash table
  • f, a function, , which returns true or false
• Outputs:

  • a Boolean value, true if freturns true when applied to all key/value pairs of H and false otherwise

Description

i1 : all(hashTable{1=>3, 2=>2, 3=>1}, (a,b) -> (a==b))

o1 = false

i2 : all(hashTable{1=>1, 2=>2, 3=>3}, (a,b) -> (a==b))

o2 = true

See also

• scan -- apply a function to each element
• apply -- apply a function to each element
• select -- select from a list, hash table, or string
• any -- whether any elements satisfy a specified condition
• member -- test membership in a list or set