day08--常用类-String-的比较的方法_equals_equalsIgnoreCase
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package com.inmind.string01;
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/*
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常用类-String-的比较的方法_equals_equalsIgnoreCase
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public boolean equals (Object anObject) :将此字符串与指定对象进行比较。
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public boolean equalsIgnoreCase (String anotherString) :将此字符串与指定对象进行比较,忽略大小写。
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*/
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public class Demo03 {
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public static void main(String[] args) {
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String str1 = "abc";
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String str2 = new String("abc");
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System.out.println(str1);
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System.out.println(str2);
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System.out.println(str1 == str2);//str1和str2的地址不同,只是他们指向最终的内容是相同,所以此处是false
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System.out.println(str1.equals(str2));//这才是比较内容,这才是开发时所需的操作
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String str3 = "AbC";
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System.out.println(str1.equals(str3));
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System.out.println(str1.equalsIgnoreCase(str3));
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}
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}
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