Nodejs String Starts With startWith(str)

Method Source Code

String.prototype.startWith = function(str) {
   var result = true;
   if (typeof(str)=='string' && str.length <= this.length) {
      for (var i=0,len=str.length;i<len;i++) {
         if (str.charAt(i) == this.charAt(i)) {
            continue;//ww  w . j  a va 2s .  com
         } else {
            result = false;
            break;
         }
      }
   } else {
      result = false;
   }
   return result;
}

Related

1. startWith(s)

   function convertParamsMapToUri(paramsMap) {
       var uri = "";
       var isFirst = true;
       for (var key in paramsMap) {
           var keyValue = key + "=" + paramsMap[key];
           if (isFirst) {
               isFirst = false;
           } else {
               uri += "&";
   ...
   

2. startWith(str)

   String.prototype.startWith = function(str){
     return this.indexOf(str) == 0;
   };
   

3. startWith(str)

   String.prototype.startWith = function(str) {
     var reg = new RegExp("^" + str);
     return reg.test(this);
   };
   

4. startWith(str)

   String.prototype.startWith = function (str) {
     var reg = new RegExp("^" + str);
     return reg.test(this);
   

5. startWith(str)

   String.prototype.startWith=function(str){
   if(str==null||str==""||this.length==0||str.length>this.length)
     return false;
   if(this.substr(0,str.length)==str)
     return true;
   else
     return false;
   return true;
   

6. startWith(str)

   String.prototype.startWith = function(str) {
     var reg = new RegExp("^" + str);
     return reg.test(this);
   };
   String.prototype.endWith = function(str) {
     var reg = new RegExp(str + "$");
     return reg.test(this);
   };
   

7. startWith(str)

   String.prototype.startWith=function(str){     
     var reg=new RegExp("^"+str);     
     return reg.test(this);        
   String.prototype.endWith=function(str){     
     var reg=new RegExp(str+"$");     
     return reg.test(this);        
   

8. startWith(str)

   String.prototype.startWith=function(str){  
       if(str==null||str==""||this.length==0||str.length>this.length)  
         return false;  
       if(this.substr(0,str.length)==str)  
         return true;  
       else  
         return false;  
       return true;  
   };
   ...
   

9. startWith(substr)

   String.prototype.startWith = function(substr) {
       return this.indexOf(substr) == 0;
   };