方法 1
String test = ("chaojimali");
test = test.replace("chaoji","");
方法 2
String test = ("chaojimali");
test = test.substring(5,12);
转载:https://blog.csdn.net/wl724120268/article/details/52856691
String test = ("chaojimali");
test = test.replace("chaoji","");
String test = ("chaojimali");
test = test.substring(5,12);
转载:https://blog.csdn.net/wl724120268/article/details/52856691