Java-String与其他数据类型的转换

来源:互联网 发布:人工智能替代人类 编辑:程序博客网 时间:2024/03/29 12:47
public static void main(String[] args) {//(int,float,double,char) to String   int i = 120; float f = 3.14f; double d = 5.36;char c = 'a';String s1 = Integer.toString(i);String s2 = Float.toString(f);String s3 = Double.toString(d);String s7 = Character.toString(c);String s4 = i+"";  //直接加个"" 就能转换为StringString s5 = f+"";String s6 = d+"";String s8 = c+"";//String to (int float double char)String s9 = "123";  String s10="3.123"; String s11 = "a";//数值型字符串 可以转换成数值型的数int i2 = Integer.parseInt(s9);double d2 = Double.parseDouble(s10);char c1[] = s11.toCharArray();//String转char 需要转换成字符数组}

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