linux shell script if string compare的相關文章
Other Comparison Operators

Other Comparison Operators

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日期:2025-11-18
Note that integer and string comparison use a different set of operators. ... String=' ' # Zero-length ("null") string variable. if [ -z "$String" ] then echo "\$String is null. ... bin/bash # str-test.sh: Testing null strings and unquoted strings, #...看更多