query: bash - True if the length of string is (non)zero?
positive_passages.docid: 146486
positive_passages.text: Why isn't [ -n ] false like [ -n "" ]?
negative_passages.docid: 98451
negative_passages.text: Why can't I echo the characters #! in a string in bash?
negative_passages.docid: 103354
negative_passages.text: How do I test if an item is in a bash array?
negative_passages.docid: 75335
negative_passages.text: Bash test: what does "=~" do?
negative_passages.docid: 19908
negative_passages.text: How can I compare numbers in Bash?
negative_passages.docid: 31087
negative_passages.text: How to check if a string contains a substring in Bash
negative_passages.docid: 17405
negative_passages.text: What does it mean when var_dump reports the wrong string length?
negative_passages.docid: 121808
negative_passages.text: bash string to int
negative_passages.docid: 10610
negative_passages.text: How can I check if a single character appears in a string?
negative_passages.docid: 273
negative_passages.text: How to pad zeroes to a string?
negative_passages.docid: 132973
negative_passages.text: How to return a string value from a Bash function
negative_passages.docid: 5085
negative_passages.text: Conditional trailing space with bash programmable completion
negative_passages.docid: 47306
negative_passages.text: Remove files with 0 length inside bash
negative_passages.docid: 86808
negative_passages.text: How to determine if a string is a valid variable name?
negative_passages.docid: 1528
negative_passages.text: Simple logical operators in Bash
negative_passages.docid: 13826
negative_passages.text: In Bash scripting, what's the meaning of " $! "?
negative_passages.docid: 100911
negative_passages.text: How to "grep" for line length in a given range?