Tsarin Kuɗi ta atomatik Tare da Jquery

Tsarin filin shigar da kuɗi ta atomatik tare da waƙafi da ƙima idan an buƙata. Ana tsara rubutu ta atomatik tare da waƙafi kuma ana ajiye siginan kwamfuta baya inda mai amfani ya tsaya bayan tsarawa vs siginan kwamfuta yana motsawa zuwa ƙarshen shigarwar. Tabbatarwa yana kan KeyUp kuma ana yin tabbatarwa ta ƙarshe akan blur.

HTML

<input type="text" class="currency">

Javascript

$(".currency").on({  
    keyup: function() {  
        let input_val = $(this).val();  
        input_val = numberToCurrency(input_val);  
        $(this).val(input_val);  
    },  
    blur: function() {   
        let input_val = $(this).val();  
        input_val = numberToCurrency(input_val, true, true);  
        $(this).val(input_val);  
    }  
});  
  
var numberToCurrency = function(input_val, fixed = false, blur = false) {  
    // don't validate empty input  
    if(!input_val) {  
        return "";  
    }  
      
    if(blur) {  
        if(input_val === "" || input_val == 0) { return 0; }  
    }  
  
    if(input_val.length == 1) {  
        return parseInt(input_val);  
    }  
  
    input_val = ''+input_val;  
      
    let negative = '';  
    if(input_val.substr(0, 1) == '-'){  
        negative = '-';  
    }  
    // check for decimal  
    if(input_val.indexOf(".") >= 0) {  
        // get position of first decimal  
        // this prevents multiple decimals from  
        // being entered  
        var decimal_pos = input_val.indexOf(".");  
  
        // split number by decimal point  
        var left_side = input_val.substring(0, decimal_pos);  
        var right_side = input_val.substring(decimal_pos);  
  
        // add commas to left side of number  
        left_side = left_side.replace(/\D/g, "").replace(/\B(?=(\d{3})+(?!\d))/g, ",");  
  
        if(fixed && right_side.length > 3) {  
            right_side = parseFloat(0+right_side).toFixed(2);  
            right_side =  right_side.substr(1, right_side.length);  
        }  
  
        // validate right side  
        right_side = right_side.replace(/\D/g, "").replace(/\B(?=(\d{3})+(?!\d))/g, ",");  
  
        // Limit decimal to only 2 digits  
        if(right_side.length > 2) {  
            right_side = right_side.substring(0, 2);  
        }  
      
        if(blur && parseInt(right_side) == 0) {  
            right_side = '';  
        }  
  
        // join number by.  
        // input_val = left_side + "." + right_side;  
  
        if(blur && right_side.length < 1) {  
            input_val = left_side;  
        } else {  
            input_val = left_side + "." + right_side;  
        }  
    } else {  
        // no decimal entered  
        // add commas to number  
        // remove all non-digits  
        input_val = input_val.replace(/\D/g, "").replace(/\B(?=(\d{3})+(?!\d))/g, ",");  
    }  
  
    if(input_val.length > 1 && input_val.substr(0, 1) == '0' && input_val.substr(0, 2) != '0.') {  
        input_val = input_val.substr(1, input_val.length);  
    } else if(input_val.substr(0, 2) == '0,') {  
        input_val = input_val.substr(2, input_val.length);  
    }  
      
    return negative+input_val;  
};