测试脚本 将上述脚本保存到一个文件中,比如compare_strings.sh,然后赋予执行权限并运行它: bash chmod +x compare_strings.sh ./compare_strings.sh 你应该会看到输出表明str1和str2是相等的,而str1和str3是不相等的。 总结 Bash中判断字符串相等的方法主要是使用=或==运算符,并结合[ ]或[[ ]]条件表达式。
Here is how you compare strings in Bash. if [ "$string1" == "$string2" ] You can also use a string directly instead of using a variable. if [ "$string1" == "This is my string" ] Let me show it to you with proper examples. ...
When writing Bash scripts you will often need to compare two strings to check if they are equal or not. Two strings are equal when they have the same length and contain the same sequence of characters. This tutorial describes how to compare strings in Bash....
两个字符串比较大小: 一、可以用compareTo()方法,另外还有compareToIgnoreCase(String) 忽略大小写及 compareTo(object string)这些 方法返回值是int, 以compareTo()方法为例: 1 .如果字符串相等返回值为0,不等返回其他数值。比较方法是先比较对应 ios 与 字符串 字符串比较 ...
我们可以使用各种比较运算符比较字符串,并使用正则表达式检查字符串是否包含子字符串。 Bash 中的字符串比较 字符串比较是指检查给定的字符串是否相同。如果两个或多个字符串长度相同,并且包含相同的字符序列,那么它们就是相同的。 我们使用各种字符串比较运算符,根据条件返回真或假。一些被广泛使用的字符串比较运算符...
/bin/bashread-p"Enter first string: "VAR1read-p"Enter second string: "VAR2if[["$VAR1"=="$VAR2"]];thenecho"Strings are equal."elseecho"Strings are not equal."fi 您还可以使用逻辑和&&和或||比较字符串: [["string1"=="string2"]]&&echo"Equal"||echo"Not equal"...
两个字符串比较大小: 一、可以用compareTo()方法,另外还有compareToIgnoreCase(String) 忽略大小写及 compareTo(object string)这些 方法返回值是int, 以compareTo()方法为例: 1 .如果字符串相等返回值为0,不等返回其他数值。比较方法是先比较对应 ios 与 字符串 字符串比较 ...
String comparison includes comparing the value of two strings - their length or sequence of characters. Compare strings when checking for certain conditions before proceeding to the next step of the script. This tutorial will teach you how to compare strings using a Bash script. ...
To compare two strings in variablesxandyfor equality, use 要比较变量x和y中的两个字符串是否相等,请使用 if test "$x" = "$y"; then printf '%s\n' "equal" else printf '%s\n' "not equal" fi To test whetherxappears somewhere iny, use ...
Compare Strings Using the Not Equal Operator -ne in Bash As mentioned, we will use != to compare the strings. Let’s look at an example. #!/bin/bash nameone="Bobby" nametwo="Shera" if [[ $nameone != $nametwo ]]; then echo "Not Equal!" else echo "Equal!" fi We declared ...