Created
June 28, 2017 01:20
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/**** sample *****/ | |
function addition(first = 0, second = 0) { | |
var a = parseFloat(first); | |
var b = parseFloat(second); | |
var total = 0; | |
total = a + b; | |
return total; | |
} | |
function subtraction(first = 0, second = 0) { | |
var a = parseFloat(first); | |
var b = parseFloat(second); | |
var sub = a - b; | |
return sub; | |
} | |
function multiplication(first = 0, second = 0) { | |
var a = parseFloat(first); | |
var b = parseFloat(second); | |
var product = a * b; | |
return product; | |
} | |
function division(first = 0, second = 0) { | |
var a = parseFloat(first); | |
var b = parseFloat(second); | |
var divi = a / b; | |
return divi; | |
} | |
function get_exploded(result,operator){ | |
var holder = 0; | |
if(result.length <= 1 ){ | |
holder = 0; | |
} | |
else if(result.length == 2){ | |
r1 = ((result[0]) ? result[0] : 0); | |
if(isNaN(r1)){ | |
finder = /(\*|\+|\*|\/|\-)/g; | |
finder_result = result[0].match(finder); | |
if(finder_result.length > 0){ | |
exploded_new = result[0].split(""+finder_result+""); | |
r1_new = ((exploded_new[0]) ? exploded_new[0] : 0); | |
r2_new = ((exploded_new[1]) ? exploded_new[1] : 0); | |
r1 = process_operator(finder_result, r1_new, r2_new); | |
} | |
} | |
holder = process_operator(operator, r1, 0); | |
} | |
else{ | |
r1 = ((result[0]) ? result[0] : 0); | |
r2 = ((result[1]) ? result[1] : 0); | |
holder = process_operator(operator, r1, r2); | |
} | |
return holder; | |
} | |
function process_operator(operator, r1, r2){ | |
var holder = 0; | |
if(operator == '+'){ | |
holder = addition(r1, r2); | |
} | |
else if(operator == '-'){ | |
holder = subtraction(r1, r2); | |
} | |
else if(operator == '*'){ | |
if(r1 == 0 && r2 == 0){ | |
holder = 0; | |
} | |
else if(r1 > 0 && r2 == 0){ | |
holder = r1; | |
} | |
else if(r1 > 0 && r2 > 0){ | |
holder = multiplication(r1, r2); | |
} | |
else{ | |
holder = 0; | |
} | |
} | |
else if(operator == '/'){ | |
if(r1 == 0 && r2 == 0){ | |
holder = 0; | |
} | |
else if(r1 > 0 && r2 == 0){ | |
holder = r1; | |
} | |
else if(r1 > 0 && r2 > 0){ | |
holder = division(r1, r2); | |
} | |
else{ | |
holder = 0; | |
} | |
} | |
return holder; | |
} | |
function get_input(e){ | |
var input = $(this).val(); | |
if(e.which == 107){ | |
result = input.split("+"); | |
return $(this).val(get_exploded(result,'+')+'+'); | |
} | |
else if(e.which == 106){ | |
result = input.split("*"); | |
return $(this).val(get_exploded(result,'*')+'*'); | |
} | |
else if(e.which == 109){ | |
result = input.split("-"); | |
return $(this).val(get_exploded(result,'-')+'-'); | |
} | |
else if(e.which == 111){ | |
result = input.split("/"); | |
return $(this).val(get_exploded(result,'/')+'/'); | |
} | |
} | |
$('input[type=text], input[type=number]').keyup(get_input); | |
/**** end sample***/ |
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