javascript
let str = "12345.00";
str = str.substring(0, str.length - 1);
console.log(str);
javascript
let str = "12345.00";
str = str.substring(0, str.length - 1);
console.log(str);
... javascript
/* Spread syntax ( ex. ...arrayName) allows an iterable such as an array expression or string
to be expanded in places where zero or more arguments (for function calls)
elements (for array literals) are expected, or an object expression to be
expanded in places where zero or more key-value pairs (for object literals)
are expected. */
//example
function sum(x, y, z) {
return x + y + z;
}
javascript
<div class="element"> This is my element </div>
javascript
// create
TestClass.prototype.hello = function () { return 'world'; };
var tc = new TestClass('test');
console.log(tc.hello())
// world
javascript
/*
You can run javascript into console,
- ctrl+shift+i (inspect)
- Select console
- and write the javascript code
*/
document.body.innerHTML = "Hello World"; //change the body
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