Nodejs String Splice splice(start, length, replacement)

Method Source Code

String.prototype.splice = function(start, length, replacement) {
    return this.substr(0, start) + replacement + this.substr(start + length);
};

Related

1. splice(...args)

   String.prototype.splice = function(...args) {
     var x = this.split("");
     x.splice(...args);
     return x.join("");
   };
   

2. splice(addedStr, index)

   String.prototype.splice = function(addedStr, index){
    var substr = this.slice(0, index)
    var rest = this.slice(index, this.length)
    return substr + addedStr + rest;
   

3. splice(idx, rem, s)

   String.prototype.splice = function (idx, rem, s) {
       return (this.slice(0, idx) + s + this.slice(idx + Math.abs(rem)));
   };
   function replaceWhiteSpace(text) {
       return (text.split(' ').join(' '));
   function replaceWhiteSpace2(text){
       var i, 
           possitions = [];
   ...
   

4. splice(idx, rem, str)

   String.prototype.splice = function(idx, rem, str) {
       return this.slice(0, idx) + str + this.slice(idx + Math.abs(rem));
   };
   module.exports = String.splice;
   

5. splice(index, count=0, add='')

   String.prototype.splice = function(index, count=0, add='') {
     while (index < 0) { index += this.length || (index*-1); }
     return this.slice(0, index) + add + this.slice(index + count);