jq、js、css片段

bjui扩展String.txt

    /**
     * 扩展String方法
     */
    $.extend(String.prototype, {
        isPositiveInteger: function() {
            return (new RegExp(/^[1-9]\d*$/).test(this))
        },
        isInteger: function() {
            return (new RegExp(/^\d+$/).test(this))
        },
        isNumber: function() {
            return (new RegExp(/^([-]{0,1}(\d+)[\.]+(\d+))|([-]{0,1}(\d+))$/).test(this))
        },
        isNormalID: function() {
            return (new RegExp(/^[a-zA-Z][0-9a-zA-Z_-]*$/).test(this))
        },
        includeChinese: function() {
            return (new RegExp(/[\u4E00-\u9FA5]/).test(this))
        },
        trim: function() {
            return $.trim(this)
        },
        startsWith: function (pattern) {
            return this.indexOf(pattern) === 0
        },
        endsWith: function(pattern) {
            var d = this.length - pattern.length
            return d >= 0 && this.lastIndexOf(pattern) === d
        },
        replaceSuffix: function(index) {
            return this.replace(/\[[0-9]+\]/,'['+index+']').replace('#index#',index)
        },
        replaceSuffix2: function(index) {
            return this.replace(/\-(i)([0-9]+)$/, '-i'+ index).replace('#index#', index)
        },
        trans: function() {
            return this.replace(/&lt;/g, '<').replace(/&gt;/g,'>').replace(/&quot;/g, '"')
        },
        encodeTXT: function() {
            return (this).replaceAll('&', '&amp;').replaceAll('<','&lt;').replaceAll('>', '&gt;').replaceAll(' ', '&nbsp;')
        },
        replaceAll: function(os, ns) {
            return this.replace(new RegExp(os, 'gm'), ns)
        },
        /*替换占位符为对应选择器的值*/ //{^(.|\#)[A-Za-z0-9_-\s]*}
        replacePlh: function($box) {
            $box = $box || $(document)
            return this.replace(/{\/?[^}]*}/g, function($1) {
                var $input = $box.find($1.replace(/[{}]+/g, ''))
                
                return $input && $input.val() ? $input.val() : $1
            })
        },
        replaceMsg: function(holder) {
            return this.replace(new RegExp('({.*})', 'g'), holder)
        },
        replaceTm: function($data) {
            if (!$data) return this
            
            return this.replace(RegExp('({[A-Za-z_]+[A-Za-z0-9_-]*})','g'), function($1) {
                return $data[$1.replace(/[{}]+/g, '')]
            })
        },
        replaceTmById: function(_box) {
            var $parent = _box || $(document)
            
            return this.replace(RegExp('({[A-Za-z_]+[A-Za-z0-9_-]*})','g'), function($1) {
                var $input = $parent.find('#'+ $1.replace(/[{}]+/g, ''))
                return $input.val() ? $input.val() : $1
            })
        },
        isFinishedTm: function() {
            return !(new RegExp('{\/?[^}]*}').test(this))
        },
        skipChar: function(ch) {
            if (!this || this.length===0) return ''
            if (this.charAt(0)===ch) return this.substring(1).skipChar(ch)
            return this
        },
        isValidPwd: function() {
            return (new RegExp(/^([_]|[a-zA-Z0-9]){6,32}$/).test(this))
        },
        isValidMail: function() {
            return(new RegExp(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/).test(this.trim()))
        },
        isSpaces: function() {
            for (var i = 0; i < this.length; i += 1) {
                var ch = this.charAt(i)
                
                if (ch!=' '&& ch!='\n' && ch!='\t' && ch!='\r') return false
            }
            return true
        },
        isPhone:function() {
            return (new RegExp(/(^([0-9]{3,4}[-])?\d{3,8}(-\d{1,6})?$)|(^\([0-9]{3,4}\)\d{3,8}(\(\d{1,6}\))?$)|(^\d{3,8}$)/).test(this))
        },
        isUrl:function() {
            return (new RegExp(/^[a-zA-z]+:\/\/([a-zA-Z0-9\-\.]+)([-\w .\/?%&=:]*)$/).test(this))
        },
        isExternalUrl:function() {
            return this.isUrl() && this.indexOf('://'+ document.domain) == -1
        },
        toBool: function() {
            return (this.toLowerCase() === 'true') ? true : false
        },
        toJson: function() {
            var json = this
            
            try {
                if (typeof json === 'object') json = json.toString()
                if (!json.trim().match("^\{(.+:.+,*){1,}\}$")) return this
                else return JSON.parse(this)
            } catch (e) {
                return this
            }
        },
        toObj: function() {
            var obj = null
            
            try {
                obj = (new Function('return '+ this))()
            } catch (e) {
                obj = this
                BJUI.debug('String toObj：Parse "String" to "Object" error! Your str is: '+ this)
            }
            return obj
        },
        /**
         * String to Function
         * 参数(方法字符串或方法名)： 'function(){...}' 或 'getName' 或 'USER.getName' 均可
         * Author: K'naan
         */
        toFunc: function() {
            if (!this || !this.length) return undefined
            
            if (this.startsWith('function')) {
                return (new Function('return '+ this))()
            }
            
            try {
                var m_arr = this.split('.'), fn = window
                
                for (var i = 0; i < m_arr.length; i++) {
                    fn = fn[m_arr[i]]
                }
                
                if (typeof fn === 'function') {
                    return fn
                }
            } catch (e) {
                return undefined
            }
        }
    })