1、jquery
结束jquery中的$.each循环: return false
2、java 正则
import java.io.Console; import java.util.regex.Pattern; import java.util.regex.Matcher; public class RegexTestHarness { public static void main(String[] args) { Console console = System.console(); if (console == null) { System.err.println("No console."); System.exit(1); } while (true) { Pattern pattern = Pattern.compile(console.readLine("%nEnter your regex: ")); Matcher matcher = pattern.matcher(console.readLine("Enter input string to search: ")); boolean found = false; while (matcher.find()) { console.format("I found the text \"%s\" starting at index %d " + "and ending at index %d.%n", matcher.group(), matcher.start(), matcher.end()); found = true; } if (!found) { console.format("No match found.%n"); } } } }