Regex 以+；开头的电话号码的正则表达式；（可选）和允许空白 regex. Regex Tutorial | Regular Expression - Javatpoint CloudFront serves static contents (images, audio, video etc) using a global network of more than 28+ edge locations. Category: Credit Card. If the request for an object does not match the path pattern for any cache behaviors, CloudFront applies the behavior in the default cache behavior. SED-需要简单的regexp regex bash shell awk sed. Grok comes with reusable patterns to parse integers, IP addresses, hostnames, etc. A path pattern (for example, images/*.jpg) specifies which requests you want this cache behavior to apply to. When CloudFront receives an end-user request, the requested path is compared with path patterns in the order in which cache behaviors are listed in the distribution. Multiple Cloudfront Origins with Behavior Path Redirection CloudFront Dynamic Caching — Multiple Cache Behaviors Open your web distribution from the CloudFront console. Step #1 – Replace Cloudfront URLs per site. regex Some examples show wildcard is possible, but it seems they don't declare whether regex expressions or unix shell metacharacters can be used. It uses path patterns to determine which origin server to forward requests to. Start of line $ End of line. Match any character \w: Match a word chracter \W: Match a non-word character \d: Match a digit \D: Match any non-digit character CloudFront web distribution to serve content from multiple origins