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Ingy döt Net 2023-07-01 11:58:00 -04:00
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commit cb5bb5e222
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Task/Empty-string/AWK/empty-string.awk Normal file
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#!/usr/bin/awk -f
BEGIN {
# Demonstrate how to assign an empty string to a variable.
a="";
b="XYZ";
print "a = ",a;
print "b = ",b;
print "length(a)=",length(a);
print "length(b)=",length(b);
# Demonstrate how to check that a string is empty.
print "Is a empty ?",length(a)==0;
print "Is a not empty ?",length(a)!=0;
# Demonstrate how to check that a string is not empty.
print "Is b empty ?",length(b)==0;
print "Is b not empty ?",length(b)!=0;
}