常用类型
//6-20个字母、数字、点、减号或下划线,需以字母开头
/^[a-zA-Z](\w|-|.){5,19}$/.test('a_ss.-')
//匹配字母、数字、中文字符
/^([A-Za-z0-9]|[\u4e00-\u9fa5])*$/
//验证邮箱
/^\w+@([0-9a-zA-Z]+[.])+[a-z]{2,4}$/
//验证手机号
/^1[3|5|8|7]\d{9}$/
//验证URL
/^http:\/\/.+\./
//验证身份证号码
/(^\d{15}$)|(^\d{17}([0-9]|X|x)$)/
//匹配中文字符的正则表达式
/[\u4e00-\u9fa5]/
//匹配双字节字符(包括汉字在内)
/[^\x00-\xff]/
验证是否为图片格式
function IsImgType(src) {
var rFilter = /^(?:image\/bmp|image\/cis\-cod|image\/gif|image\/ief|image\/jpeg|image\/jpeg|image\/jpeg|image\/pipeg|image\/png|image\/svg\+xml|image\/tiff|image\/x\-cmu\-raster|image\/x\-cmx|image\/x\-icon|image\/x\-portable\-anymap|image\/x\-portable\-bitmap|image\/x\-portable\-graymap|image\/x\-portable\-pixmap|image\/x\-rgb|image\/x\-xbitmap|image\/x\-xpixmap|image\/x\-xwindowdump)$/i;
var Filter = /(?:bmp|cis\-cod|gif|ief|jpeg|jpeg|jpeg|pipeg|png|svg\+xml|tiff|x\-cmu\-raster|x\-cmx|x\-icon|x\-portable\-anymap|x\-portable\-bitmap|x\-portable\-graymap|x\-portable\-pixmap|x\-rgb|x\-xbitmap|x\-xpixmap|x\-xwindowdump)$/i;
return rFilter.test(src) || Filter.test(src);
}
验证是否为颜色
function detectColor(value) {
var pattern = /^#[0-9a-fA-F]{6}$/; //#XXXXXX
var result;
var rgbRegex = /(^rgb\((\d+),\s*(\d+),\s*(\d+)\)$)|(^rgba\((\d+),\s*(\d+),\s*(\d+)(,\s*\d+\.\d+)*\)$)/;
if (pattern.test(value)) {
result = value;
} else if (rgbRegex.test(value)) { //rgba(0, 0, 0, 0)
result = value;
}
return result;
}
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