javascript - 美元和逗号的正则表达式格式

Question

我当前的正则表达式格式仅允许数字，包括正数、负数和 float 小数。

"regex": /^[\-\+]?(([0-9]+)([\.,]([0-9]+))?|([\.,]([0-9]+))?)$/,

如何在我当前的正则表达式格式中允许(添加)美元和逗号？

更新:

html

<input type="text" name="amt[]" placeholder="0.00" size="10" id="validation-required"
  class="input-unstyled input-sep validate[required, custom[price]]">

jquery 验证

(function($){
    $.fn.validationEngineLanguage = function(){
    };
    $.validationEngineLanguage = {
        newLang: function(){
            $.validationEngineLanguage.allRules = {
                "required": { // Add your regex rules here, you can take telephone as an example
                    "regex": "none",
                    "alertText": "* This field is required",
                    "alertTextCheckboxMultiple": "* Please select an option",
                    "alertTextCheckboxe": "* This checkbox is required",
                    "alertTextDateRange": "* Both date range fields are required"
                },
                "dateRange": {
                    "regex": "none",
                    "alertText": "* Invalid ",
                    "alertText2": "Date Range"
                },
                "dateTimeRange": {
                    "regex": "none",
                    "alertText": "* Invalid ",
                    "alertText2": "Date Time Range"
                },
                "minSize": {
                    "regex": "none",
                    "alertText": "* Minimum ",
                    "alertText2": " characters allowed"
                },
                "maxSize": {
                    "regex": "none",
                    "alertText": "* Maximum ",
                    "alertText2": " characters allowed"
                },
                                "groupRequired": {
                    "regex": "none",
                    "alertText": "* You must fill one of the following fields"
                },
                "min": {
                    "regex": "none",
                    "alertText": "* Minimum value is "
                },
                "max": {
                    "regex": "none",
                    "alertText": "* Maximum value is "
                },
                "past": {
                    "regex": "none",
                    "alertText": "* Date prior to "
                },
                "future": {
                    "regex": "none",
                    "alertText": "* Date past "
                },     
                "maxCheckbox": {
                    "regex": "none",
                    "alertText": "* Maximum ",
                    "alertText2": " options allowed"
                },
                "minCheckbox": {
                    "regex": "none",
                    "alertText": "* Please select ",
                    "alertText2": " options"
                },
                "equals": {
                    "regex": "none",
                    "alertText": "* Fields do not match"
                },
                "creditCard": {
                    "regex": "none",
                    "alertText": "* Invalid credit card number"
                },
                "phone": {
                    // credit: jquery.h5validate.js / orefalo
                    "regex": /^([\+][0-9]{1,3}[ \.\-])?([\(]{1}[0-9]{2,6}[\)])?([0-9 \.\-\/]{3,20})((x|ext|extension)[ ]?[0-9]{1,4})?$/,
                    "alertText": "* Invalid phone number"
                },
                "email": {
                    // Shamelessly lifted from Scott Gonzalez via the Bassistance Validation plugin http://projects.scottsplayground.com/email_address_validation/
                    "regex": /^((([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\([\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.?$/i,
                    "alertText": "* Invalid email address"
                },
                "integer": {
                    "regex": /^[\-\+]?\d+$/,
                    "alertText": "* Not a valid integer"
                },
                "price": {
                    // Number, including positive, negative, and floating decimal. credit: orefalo
                    "regex": /^[\-\+]?(([0-9]+)([\.,]([0-9]+))?|([\.,]([0-9]+))?)$/,
                    "alertText": "* Invalid floating decimal number"
                },
                "date": {
                    "regex": /^\d{4}[\/\-](0?[1-9]|1[012])[\/\-](0?[1-9]|[12][0-9]|3[01])$/,
                    "alertText": "* Invalid date, must be in YYYY-MM-DD format"
                },
                "ipv4": {
                    "regex": /^((([01]?[0-9]{1,2})|(2[0-4][0-9])|(25[0-5]))[.]){3}(([0-1]?[0-9]{1,2})|(2[0-4][0-9])|(25[0-5]))$/,
                    "alertText": "* Invalid IP address"
                },
                "url": {
                    "regex": /^(https?|ftp):\/\/(((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:)*@)?(((\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5]))|((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.?)(:\d*)?)(\/((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)+(\/(([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)*)*)?)?(\?((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)|[\uE000-\uF8FF]|\/|\?)*)?(\#((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)|\/|\?)*)?$/i,
                    "alertText": "* Invalid URL"
                },
                "onlyNumberSp": {
                    "regex": /^[0-9\ ]+$/,
                    "alertText": "* Numbers only"
                },
                "onlyLetterSp": {
                    "regex": /^[a-zA-Z\ \']+$/,
                    "alertText": "* Letters only"
                },
                "onlyLetterNumber": {
                    "regex": /^[0-9a-zA-Z]+$/,
                    "alertText": "* No special characters allowed"
                },
                // --- CUSTOM RULES -- Those are specific to the demos, they can be removed or changed to your likings
                "ajaxUserCall": {
                    "url": "ajaxValidateFieldUser",
                    // you may want to pass extra data on the ajax call
                    "extraData": "name=eric",
                    "alertText": "* This user is already taken",
                    "alertTextLoad": "* Validating, please wait"
                },
                                "ajaxUserCallPhp": {
                    "url": "phpajax/ajaxValidateFieldUser.php",
                    // you may want to pass extra data on the ajax call
                    "extraData": "name=eric",
                    // if you provide an "alertTextOk", it will show as a green prompt when the field validates
                    "alertTextOk": "* This username is available",
                    "alertText": "* This user is already taken",
                    "alertTextLoad": "* Validating, please wait"
                },
                "ajaxNameCall": {
                    // remote json service location
                    "url": "ajaxValidateFieldName",
                    // error
                    "alertText": "* This name is already taken",
                    // if you provide an "alertTextOk", it will show as a green prompt when the field validates
                    "alertTextOk": "* This name is available",
                    // speaks by itself
                    "alertTextLoad": "* Validating, please wait"
                },
                                 "ajaxNameCallPhp": {
                            // remote json service location
                            "url": "phpajax/ajaxValidateFieldName.php",
                            // error
                            "alertText": "* This name is already taken",
                            // speaks by itself
                            "alertTextLoad": "* Validating, please wait"
                        },
                "validate2fields": {
                    "alertText": "* Please input HELLO"
                },
                    //tls warning:homegrown not fielded
                "dateFormat":{
                    "regex": /^\d{4}[\/\-](0?[1-9]|1[012])[\/\-](0?[1-9]|[12][0-9]|3[01])$|^(?:(?:(?:0?[13578]|1[02])(\/|-)31)|(?:(?:0?[1,3-9]|1[0-2])(\/|-)(?:29|30)))(\/|-)(?:[1-9]\d\d\d|\d[1-9]\d\d|\d\d[1-9]\d|\d\d\d[1-9])$|^(?:(?:0?[1-9]|1[0-2])(\/|-)(?:0?[1-9]|1\d|2[0-8]))(\/|-)(?:[1-9]\d\d\d|\d[1-9]\d\d|\d\d[1-9]\d|\d\d\d[1-9])$|^(0?2(\/|-)29)(\/|-)(?:(?:0[48]00|[13579][26]00|[2468][048]00)|(?:\d\d)?(?:0[48]|[2468][048]|[13579][26]))$/,
                    "alertText": "* Invalid Date"
                },
                //tls warning:homegrown not fielded
                                "dateTimeFormat": {
                        "regex": /^\d{4}[\/\-](0?[1-9]|1[012])[\/\-](0?[1-9]|[12][0-9]|3[01])\s+(1[012]|0?[1-9]){1}:(0?[1-5]|[0-6][0-9]){1}:(0?[0-6]|[0-6][0-9]){1}\s+(am|pm|AM|PM){1}$|^(?:(?:(?:0?[13578]|1[02])(\/|-)31)|(?:(?:0?[1,3-9]|1[0-2])(\/|-)(?:29|30)))(\/|-)(?:[1-9]\d\d\d|\d[1-9]\d\d|\d\d[1-9]\d|\d\d\d[1-9])$|^((1[012]|0?[1-9]){1}\/(0?[1-9]|[12][0-9]|3[01]){1}\/\d{2,4}\s+(1[012]|0?[1-9]){1}:(0?[1-5]|[0-6][0-9]){1}:(0?[0-6]|[0-6][0-9]){1}\s+(am|pm|AM|PM){1})$/,
                    "alertText": "* Invalid Date or Date Format",
                    "alertText2": "Expected Format: ",
                    "alertText3": "mm/dd/yyyy hh:mm:ss AM|PM or ",
                    "alertText4": "yyyy-mm-dd hh:mm:ss AM|PM"
                    }
            };

        }
    };

    $.validationEngineLanguage.newLang();

})(jQuery);

Answer 1

如果您希望在正则表达式中匹配 $、^ 等保留字符，只需使用反斜杠转义它们，例如 \$.