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DCL:MATH1:SYSLIB : Internal Variable Management and Message Output:Explanation of Functions

2.5.1 LCHREQ

1.

Function

Compares two character strings, case non-sensitive.

2.

Call

LCHREQ(CH1,CH2)

3.

Explanation of Parameters

LCHREQ	(L)	A logical  function value that returns .TRUE. when two character strings are equal (case non-sensitive)
CH1, CH2	(C*(*))	The 2 character strings to be compared

4.

Notes

(a)

When the lengths of the character strings  CH1 and CH2 are different,. blanks are added to the end of the shorter character string to adjust its lengths to the longer character string.