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An operator typically transforms and analyzes something else, such as a variable, constant Below are several categories of operators.

Arithmetic

1. + addition
2. – subtraction
3. * multiplication
4. / division

String Comparison

1. eq equality
2. ne inequality
3. lt less than
4. gt greater than
5. le less than or equal
6. ge greater than or equal

Numeric Comparison

1. == equality
2. != inequality
3. < less than
4. > greater than
5. <= less than or equal
6. >= greater than or equal

Others

1. && and
2. || or
3. ! not
4. =~ containes

 

 

 

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