JSFiddle - React, Tailwind, and code Playground

by fkling

JavaScript

function log(msg) {
    $('body').append('<div>' + msg + '</div>');
}

var value = ['val1', 'val2', 'val3'];

var blkstr = $.map(value, function(val,index) {                    
     var str = index + ":" + val;
     return str;
}).join(", "); 

log(blkstr);

/* ---- non jQuery way ----- */
var values = [];

for(var i = 0, l = value.length; i < l; i++) {
    values.push(i + ':' + value[i]);
}

blkstr = values.join(', ');

log(blkstr);