日本語のみで絞り込む
2010/11/25 -For string equality comparison, use: if [[ "$s1" == "$s2" ]]. For string does NOT equal comparison, use: if [[ "$s1" != "$s2" ]].
2026/10/21 -Comparing strings is one of the most fundamental operations in Bash scripting. Use == and != for equality checks, =~ for regex matching, and -z ...
2023/3/13 -You can write an 'if' statement on a single line if you add ; : if [[ "str1" == "str2" ]]; then compare=true; else compare=false; fi.
2014/7/17 --eq is an arithmetic operator, which compares two numbers. Use = (portable/standard sh ), =~ or == instead. Also use quotes, because if ...
2026/1/13 -Note that In Bash, you can either use = (single equal sign) or == (double equal sign) for string comparison. Before we can run this script, ...
2013/1/30 -How can I have the if segment evaluate/compare the variable to a string input rather than an integer; a different error was required when using ...
2020/12/3 -Always wrap your variables with quotes, because if it is empty, your Bash script would encounter a syntax error. (Not because it would try to ...
... Bash to see if two strings are equal. For example: if [ "$string1" = "$string2" ]; then. echo "Strings are equal". else. echo "Strings are not equal". fi.
integer comparison. -eq. is equal to. if [ "$a" -eq "$b" ]. -ne. is not equal to. if [ "$a" -ne "$b" ]. -gt. is greater than. if [ "$a" -gt "$b" ].
2016/2/4 -I'm creating a script to check the requirements about VM in one of my customer. The first part of the script is check if the OS is virtual or ...