how to delete char from string code example

Example 1: java string remove character

String str = "abcdDCBA123";
String strNew = str.replace("a", ""); // strNew is 'bcdDCBA123'

Example 2: how to delete character in string java

# subString(int start, int end);

String a = "Hello!";
b = a.subString(0,a.length()-1) #Remove the last String
# b should be "Hello" then

Example 3: remove character at index

// removing char at index 3
var str = "Hello World";
str = str.slice(0, 3) + str.slice(4);

console.log(str)  // Helo World