// include the latest version of the regex crate in your Cargo.toml
extern crate regex;
use regex::Regex;
fn main() {
let regex = Regex::new(r#"(?<code1>class="relativetime">)(?<code2>.+)(?<code3><\/span>)"#).unwrap();
let string = "<!DOCTYPE html>
<html>
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34 views
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<h3><a href=\"/questions/78358/controlling-2-kw-230v-infra-red-short-wave-heaters-using-electronic-device\" class=\"question-hyperlink\">controlling 2 kw,230v- infra red short wave heaters using electronic device</a></h3>
<div class=\"excerpt\">
i want to control infra red short wave heaters 230v,2kw, with some electronic device,
it is an open loop system,where i want to give analog signal to heater from 0 to 100% .
i cant take Thermocouple ...
</div>
<div class=\"tags t-voltage-regulator t-solid-state-relay t-dimming\">
<a href=\"/questions/tagged/voltage-regulator\" class=\"post-tag\" title=\"show questions tagged 'voltage-regulator'\" rel=\"tag\">voltage-regulator</a> <a href=\"/questions/tagged/solid-state-relay\" class=\"post-tag\" title=\"show questions tagged 'solid-state-relay'\" rel=\"tag\">solid-state-relay</a> <a href=\"/questions/tagged/dimming\" class=\"post-tag\" title=\"show questions tagged 'dimming'\" rel=\"tag\">dimming</a>
</div>
<div class=\"started fr\">
<div class=\"user-info \">
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asked <span title=\"2013-08-08 10:06:07Z\" class=\"relativetime\">Aug 8 at 10:06</span>
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<a href=\"/users/27245/user27245\"><div class=\"\"><img src=\"https://www.gravatar.com/avatar/73e6c66117a190c5cc03a90caf569aae?s=32&d=identicon&r=PG\" alt=\"\" width=\"32\" height=\"32\"></div></a>
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<a href=\"/users/27245/user27245\">user27245</a><br>
<span class=\"reputation-score\" title=\"reputation score\" dir=\"ltr\">1</span>
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<span class=\"vote-count-post \"><strong>0</strong></span>
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<strong>0</strong>answers
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<div class=\"views \" title=\"47 views\">
47 views
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<div class=\"summary\">
<h3><a href=\"/questions/78355/how-to-synchronize-internal-rtc-to-computer-time-and-date\" class=\"question-hyperlink\">how to synchronize internal RTC to computer time and date</a></h3>
<div class=\"excerpt\">
i am using pic18f67k22 controller.i already configure and initialize internal RTC. But i want start RTC to computer time.so how i can synchronize pic RTC to computer.i have one computer application ...
</div>
<div class=\"tags t-microcontroller t-pic t-rtc\">
<a href=\"/questions/tagged/microcontroller\" class=\"post-tag\" title=\"show questions tagged 'microcontroller'\" rel=\"tag\">microcontroller</a> <a href=\"/questions/tagged/pic\" class=\"post-tag\" title=\"show questions tagged 'pic'\" rel=\"tag\">pic</a> <a href=\"/questions/tagged/rtc\" class=\"post-tag\" title=\"show questions tagged 'rtc'\" rel=\"tag\">rtc</a>
</div>
<div class=\"started fr\">
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asked <span title=\"2013-08-08 08:52:58Z\" class=\"relativetime\">Aug 8 at 8:52</span>
</div>
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<a href=\"/users/23841/shail-korat\"><div class=\"\"><img src=\"https://www.gravatar.com/avatar/649adca335821feacbd54299440806f2?s=32&d=identicon&r=PG\" alt=\"\" width=\"32\" height=\"32\"></div></a>
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<a href=\"/users/23841/shail-korat\">shail korat</a><br>
<span class=\"reputation-score\" title=\"reputation score\" dir=\"ltr\">23</span><span title=\"6 bronze badges\"><span class=\"badge3\"></span><span class=\"badgecount\">6</span></span>
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<span class=\"vote-count-post \"><strong>1</strong></span>
<div class=\"viewcount\">vote</div>
</div>
</div>
<div class=\"status answered-accepted\">
<strong>1</strong>answer
</div>
</div>
<div class=\"views \" title=\"46 views\">
46 views
</div>
</div>
<div class=\"summary\">
<h3><a href=\"/questions/78353/spi-interfacing-using-serial-port-or-usb\" class=\"question-hyperlink\">SPI Interfacing using Serial Port or USB</a></h3>
<div class=\"excerpt\">
I have a nRF24L01+ module from Nordic Semiconductors. It has SPI interface. My laptop has USB ports and I have a Serial Port (Using a USB-to-Serial_Port adapter). What is the best possible solution to ...
</div>
<div class=\"tags t-usb t-serial t-spi t-interface\">
<a href=\"/questions/tagged/usb\" class=\"post-tag\" title=\"show questions tagged 'usb'\" rel=\"tag\">usb</a> <a href=\"/questions/tagged/serial\" class=\"post-tag\" title=\"show questions tagged 'serial'\" rel=\"tag\">serial</a> <a href=\"/questions/tagged/spi\" class=\"post-tag\" title=\"show questions tagged 'spi'\" rel=\"tag\">spi</a> <a href=\"/questions/tagged/interface\" class=\"post-tag\" title=\"show questions tagged 'interface'\" rel=\"tag\">interface</a>
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asked <span title=\"2013-08-08 08:32:08Z\" class=\"relativetime\">Aug 8 at 8:32</span>
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<a href=\"/users/7329/subin-sebastian\"><div class=\"\"><img src=\"https://www.gravatar.com/avatar/b3b512420352799f21d1e7933b59b9ed?s=32&d=identicon&r=PG\" alt=\"\" width=\"32\" height=\"32\"></div></a>
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<a href=\"/users/7329/subin-sebastian\">Subin Sebastian</a><br>
<span class=\"reputation-score\" title=\"reputation score\" dir=\"ltr\">211</span><span title=\"1 silver badge\"><span class=\"badge2\"></span><span class=\"badgecount\">1</span></span><span title=\"7 bronze badges\"><span class=\"badge3\"></span><span class=\"badgecount\">7</span></span>
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<div class=\"question-summary\" id=\"question-summary-78351\">
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<div class=\"stats\">
<div class=\"vote\">
<div class=\"votes\">
<span class=\"vote-count-post \"><strong>2</strong></span>
<div class=\"viewcount\">votes</div>
</div>
</div>
<div class=\"status answered-accepted\">
<strong>2</strong>answers
</div>
</div>
<div class=\"views \" title=\"54 views\">
54 views
</div>
</div>
<div class=\"summary\">
<h3><a href=\"/questions/78351/trouble-on-understanding-alu-2-bit-design\" class=\"question-hyperlink\">Trouble on understanding ALU 2-bit design</a></h3>
<div class=\"excerpt\">
I'm new to this site and I'm pretty \"noobish\" to electrical engineering coming from a software engineering background I was hoping someone could help me understand this design a bit. I've highlighted ...
</div>
<div class=\"tags t-alu\">
<a href=\"/questions/tagged/alu\" class=\"post-tag\" title=\"show questions tagged 'alu'\" rel=\"tag\">alu</a>
</div>
<div class=\"started fr\">
<div class=\"user-info \">
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asked <span title=\"2013-08-08 08:20:46Z\" class=\"relativetime\">Aug 8 at 8:20</span>
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<a href=\"/users/27251/thecodemonsters\"><div class=\"\"><img src=\"https://www.gravatar.com/avatar/b02a007bf995a0986bd3c55d6b5bc3e6?s=32&d=identicon&r=PG\" alt=\"\" width=\"32\" height=\"32\"></div></a>
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<a href=\"/users/27251/thecodemonsters\">theCodeMonsters</a><br>
<span class=\"reputation-score\" title=\"reputation score\" dir=\"ltr\">13</span><span title=\"2 bronze badges\"><span class=\"badge3\"></span><span class=\"badgecount\">2</span></span>
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<div class=\"question-summary\" id=\"question-summary-78348\">
<div class=\"statscontainer\">
<div class=\"statsarrow\"></div>
<div class=\"stats\">
<div class=\"vote\">
<div class=\"votes\">
<span class=\"vote-count-post \"><strong>3</strong></span>
<div class=\"viewcount\">votes</div>
</div>
</div>
<div class=\"status answered\">
<strong>1</strong>answer
</div>
</div>
<div class=\"views \" title=\"57 views\">
57 views
</div>
</div>
<div class=\"summary\">
<h3><a href=\"/questions/78348/small-max-5x5-mm-connector-panel-mount-for-asyncronous-serial-interface\" class=\"question-hyperlink\">Small (max 5x5 mm) connector, panel mount, for asyncronous serial interface?</a></h3>
<div class=\"excerpt\">
I opened a small router and hooked up 2 wires on the PCB (to catch the serial data). That works fine.
Now I'm looking for a way to make a small (tiny) connector in the enclosure, so for future use i ...
</div>
<div class=\"tags t-pcb t-connector t-cases t-mount\">
<a href=\"/questions/tagged/pcb\" class=\"post-tag\" title=\"show questions tagged 'pcb'\" rel=\"tag\">pcb</a> <a href=\"/questions/tagged/connector\" class=\"post-tag\" title=\"show questions tagged 'connector'\" rel=\"tag\">connector</a> <a href=\"/questions/tagged/cases\" class=\"post-tag\" title=\"show questions tagged 'cases'\" rel=\"tag\">cases</a> <a href=\"/questions/tagged/mount\" class=\"post-tag\" title=\"show questions tagged 'mount'\" rel=\"tag\">mount</a>
</div>
<div class=\"started fr\">
<div class=\"user-info \">
<div class=\"user-action-time\">
asked <span title=\"2013-08-08 07:20:56Z\" class=\"relativetime\">Aug 8 at 7:20</span>
</div>
<div class=\"user-gravatar32\">
<a href=\"/users/8524/rogier\"><div class=\"\"><img src=\"https://www.gravatar.com/avatar/181219cd20b8036ef8ec45b94aed6474?s=32&d=identicon&r=PG\" alt=\"\" width=\"32\" height=\"32\"></div></a>
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<a href=\"/users/8524/rogier\">Rogier</a><br>
<span class=\"reputation-score\" title=\"reputation score\" dir=\"ltr\">165</span><span title=\"6 bronze badges\"><span class=\"badge3\"></span><span class=\"badgecount\">6</span></span>
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</div>
<div class=\"question-summary\" id=\"question-summary-78345\">
<div class=\"statscontainer\">
<div class=\"statsarrow\"></div>
<div class=\"stats\">
<div class=\"vote\">
<div class=\"votes\">
<span class=\"vote-count-post \"><strong>4</strong></span>
<div class=\"viewcount\">votes</div>
</div>
</div>
<div class=\"status answered-accepted\">
<strong>1</strong>answer
</div>
</div>
<div class=\"views \" title=\"69 views\">
69 views
</div>
</div>
<div class=\"summary\">
<h3><a href=\"/questions/78345/what-happened-to-the-to-3-package\" class=\"question-hyperlink\">What happened to the TO-3 package?</a></h3>
<div class=\"excerpt\">
TO-3 used to be a common package for power transistors, but you don't see them much anymore. It can't be just because of SMT, TO-220 is still much in use. TO-3 has a much lower thermal resistance than ...
</div>
<div class=\"tags t-packages\">
<a href=\"/questions/tagged/packages\" class=\"post-tag\" title=\"show questions tagged 'packages'\" rel=\"tag\">packages</a>
</div>
<div class=\"started fr\">
<div class=\"user-info \">
<div class=\"user-action-time\">
asked <span title=\"2013-08-08 07:05:21Z\" class=\"relativetime\">Aug 8 at 7:05</span>
</div>
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<a href=\"/users/27167/radagast\"><div class=\"\"><img src=\"https://www.gravatar.com/avatar/294b3e797acb485f50878567a54bfec8?s=32&d=identicon&r=PG\" alt=\"\" width=\"32\" height=\"32\"></div></a>
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<a href=\"/users/27167/radagast\">radagast</a><br>
<span class=\"reputation-score\" title=\"reputation score\" dir=\"ltr\">334</span><span title=\"1 silver badge\"><span class=\"badge2\"></span><span class=\"badgecount\">1</span></span><span title=\"11 bronze badges\"><span class=\"badge3\"></span><span class=\"badgecount\">11</span></span>
</div>
</div>
</div>
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</div>
<div class=\"question-summary\" id=\"question-summary-78337\">
<div class=\"statscontainer\">
<div class=\"statsarrow\"></div>
<div class=\"stats\">
<div class=\"vote\">
<div class=\"votes\">
<span class=\"vote-count-post \"><strong>16</strong></span>
<div class=\"viewcount\">votes</div>
</div>
</div>
<div class=\"status answered-accepted\">
<strong>2</strong>answers
</div>
</div>
<div class=\"views \" title=\"431 views\">
431 views
</div>
</div>
<div class=\"summary\">
<h3><a href=\"/questions/78337/which-way-does-electricity-power-a-circuit\" class=\"question-hyperlink\">Which way does electricity power a circuit?</a></h3>
<div class=\"excerpt\">
Working with some circuits this summer, I ran into what everyone eventually does: Current flows from + to - despite the electrons flowing (well, bumping into eachother) from - to +. I understand the ...
</div>
<div class=\"tags t-power-supply t-current t-analog\">
<a href=\"/questions/tagged/power-supply\" class=\"post-tag\" title=\"show questions tagged 'power-supply'\" rel=\"tag\">power-supply</a> <a href=\"/questions/tagged/current\" class=\"post-tag\" title=\"show questions tagged 'current'\" rel=\"tag\">current</a> <a href=\"/questions/tagged/analog\" class=\"post-tag\" title=\"show questions tagged 'analog'\" rel=\"tag\">analog</a>
</div>
<div class=\"started fr\">
<div class=\"user-info \">
<div class=\"user-action-time\">
asked <span title=\"2013-08-08 04:00:29Z\" class=\"relativetime\">Aug 8 at 4:00</span>
</div>
<div class=\"user-gravatar32\">
<a href=\"/users/27243/tom\"><div class=\"\"><img src=\"https://www.gravatar.com/avatar/bfc2bcb561dd6949178afc5306c1fb25?s=32&d=identicon&r=PG\" alt=\"\" width=\"32\" height=\"32\"></div></a>
</div>
<div class=\"user-details\">
<a href=\"/users/27243/tom\">Tom</a><br>
<span class=\"reputation-score\" title=\"reputation score\" dir=\"ltr\">81</span><span title=\"4 bronze badges\"><span class=\"badge3\"></span><span class=\"badgecount\">4</span></span>
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<div class=\"question-summary\" id=\"question-summary-78336\">
<div class=\"statscontainer\">
<div class=\"statsarrow\"></div>
<div class=\"stats\">
<div class=\"vote\">
<div class=\"votes\">
<span class=\"vote-count-post \"><strong>1</strong></span>
<div class=\"viewcount\">vote</div>
</div>
</div>
<div class=\"status answered\">
<strong>2</strong>answers
</div>
</div>
<div class=\"views \" title=\"115 views\">
115 views
</div>
</div>
<div class=\"summary\">
<h3><a href=\"/questions/78336/using-relay-with-microcontroller\" class=\"question-hyperlink\">Using Relay With Microcontroller</a></h3>
<div class=\"excerpt\">
I have created a boost converter which boost 12v to 60v. I want to be able to pulse this voltage under water. I would like to have only the positive lead (Vout from boost) to come off the boost ...
</div>
<div class=\"tags t-microcontroller t-relay\">
<a href=\"/questions/tagged/microcontroller\" class=\"post-tag\" title=\"show questions tagged 'microcontroller'\" rel=\"tag\">microcontroller</a> <a href=\"/questions/tagged/relay\" class=\"post-tag\" title=\"show questions tagged 'relay'\" rel=\"tag\">relay</a>
</div>
<div class=\"started fr\">
<div class=\"user-info \">
<div class=\"user-action-time\">
asked <span title=\"2013-08-08 03:56:44Z\" class=\"relativetime\">Aug 8 at 3:56</span>
</div>
<div class=\"user-gravatar32\">
<a href=\"/users/27242/wallace\"><div class=\"\"><img src=\"https://www.gravatar.com/avatar/ea5a17f0b7d6efa25f118ade0a0db9d5?s=32&d=identicon&r=PG\" alt=\"\" width=\"32\" height=\"32\"></div></a>
</div>
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<a href=\"/users/27242/wallace\">Wallace</a><br>
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48 views
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<h3><a href=\"/questions/78329/how-to-measure-the-current-from-ac-dc-supplier\" class=\"question-hyperlink\">how to measure the current from AC-DC supplier?</a></h3>
<div class=\"excerpt\">
I started to learn the AC/DC circuit some times ago. I don't have much experience. But from this semester on, I have some chances to practice it in lab by working on some project. I got a AC/DC power ...
</div>
<div class=\"tags t-power-supply t-dc\">
<a href=\"/questions/tagged/power-supply\" class=\"post-tag\" title=\"show questions tagged 'power-supply'\" rel=\"tag\">power-supply</a> <a href=\"/questions/tagged/dc\" class=\"post-tag\" title=\"show questions tagged 'dc'\" rel=\"tag\">dc</a>
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asked <span title=\"2013-08-08 02:05:53Z\" class=\"relativetime\">Aug 8 at 2:05</span>
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86 views
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<h3><a href=\"/questions/78328/reducing-capacitance-of-a-wire\" class=\"question-hyperlink\">Reducing capacitance of a wire</a></h3>
<div class=\"excerpt\">
Given a wire and a piece of foil wired to a bread board, is it possible using capacitors wired in series (or some other method) to significantly reduce the capacitance of the wire/foil?
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<div class=\"tags t-capacitor t-capacitance\">
<a href=\"/questions/tagged/capacitor\" class=\"post-tag\" title=\"show questions tagged 'capacitor'\" rel=\"tag\">capacitor</a> <a href=\"/questions/tagged/capacitance\" class=\"post-tag\" title=\"show questions tagged 'capacitance'\" rel=\"tag\">capacitance</a>
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asked <span title=\"2013-08-08 02:03:19Z\" class=\"relativetime\">Aug 8 at 2:03</span>
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<strong>1</strong>answer
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<div class=\"views \" title=\"63 views\">
63 views
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<h3><a href=\"/questions/78322/ground-wire-installation\" class=\"question-hyperlink\">Ground Wire Installation [closed]</a></h3>
<div class=\"excerpt\">
Currently I do not have ground in my house wiring. I am planing to install ground wiring but the floor around the main service panel is cemented and I don't think I can place a ground rod in the ...
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<div class=\"tags t-wiring\">
<a href=\"/questions/tagged/wiring\" class=\"post-tag\" title=\"show questions tagged 'wiring'\" rel=\"tag\">wiring</a>
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asked <span title=\"2013-08-08 00:38:13Z\" class=\"relativetime\">Aug 8 at 0:38</span>
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<a href=\"/users/27238/khiz\">khiz</a><br>
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<strong>2</strong>answers
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<div class=\"views \" title=\"63 views\">
63 views
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<h3><a href=\"/questions/78319/performance-of-solar-panel-vs-dc-power-supply\" class=\"question-hyperlink\">Performance of solar panel vs. DC power supply</a></h3>
<div class=\"excerpt\">
I am building a solar swamp cooler for burning man (hot dry desert environment).
Purchased a 15w solar panel that outputs 0.9a at 20V in full sun (verified as true with my voltmeter). The solar panel ...
</div>
<div class=\"tags t-power-supply t-dc t-solar-cell\">
<a href=\"/questions/tagged/power-supply\" class=\"post-tag\" title=\"show questions tagged 'power-supply'\" rel=\"tag\">power-supply</a> <a href=\"/questions/tagged/dc\" class=\"post-tag\" title=\"show questions tagged 'dc'\" rel=\"tag\">dc</a> <a href=\"/questions/tagged/solar-cell\" class=\"post-tag\" title=\"show questions tagged 'solar-cell'\" rel=\"tag\">solar-cell</a>
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asked <span title=\"2013-08-08 00:07:34Z\" class=\"relativetime\">Aug 8 at 0:07</span>
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<div class=\"views \" title=\"23 views\">
23 views
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<div class=\"summary\">
<h3><a href=\"/questions/78318/altium-simulation-node-voltages\" class=\"question-hyperlink\">Altium Simulation Node Voltages</a></h3>
<div class=\"excerpt\">
When simulating a circuit in Altium it generates signals based on the components and net labels placed in the circuit, eg:
<span class='tex2jax_ignore'>r1[i]
r1[p]
v1
v2
</span>
Altium also adds the ...
</div>
<div class=\"tags t-simulation t-circuit-analysis t-altium\">
<a href=\"/questions/tagged/simulation\" class=\"post-tag\" title=\"show questions tagged 'simulation'\" rel=\"tag\">simulation</a> <a href=\"/questions/tagged/circuit-analysis\" class=\"post-tag\" title=\"show questions tagged 'circuit-analysis'\" rel=\"tag\">circuit-analysis</a> <a href=\"/questions/tagged/altium\" class=\"post-tag\" title=\"show questions tagged 'altium'\" rel=\"tag\">altium</a>
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asked <span title=\"2013-08-07 23:55:41Z\" class=\"relativetime\">Aug 7 at 23:55</span>
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146 views
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<h3><a href=\"/questions/78315/why-does-the-voltage-changes-in-this-simple-circuit\" class=\"question-hyperlink\">Why does the voltage changes in this simple circuit?</a></h3>
<div class=\"excerpt\">
I'm beginning to learn electronics, and there's something I just can't grasp. I was told that a high resistance in a circuit would lead to a smaller current passing through it, but the voltage would ...
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<div class=\"tags t-power t-voltage t-current t-resistance t-ohms-law\">
<a href=\"/questions/tagged/power\" class=\"post-tag\" title=\"show questions tagged 'power'\" rel=\"tag\">power</a> <a href=\"/questions/tagged/voltage\" class=\"post-tag\" title=\"show questions tagged 'voltage'\" rel=\"tag\">voltage</a> <a href=\"/questions/tagged/current\" class=\"post-tag\" title=\"show questions tagged 'current'\" rel=\"tag\">current</a> <a href=\"/questions/tagged/resistance\" class=\"post-tag\" title=\"show questions tagged 'resistance'\" rel=\"tag\">resistance</a> <a href=\"/questions/tagged/ohms-law\" class=\"post-tag\" title=\"show questions tagged 'ohms-law'\" rel=\"tag\">ohms-law</a>
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asked <span title=\"2013-08-07 23:08:48Z\" class=\"relativetime\">Aug 7 at 23:08</span>
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<strong>4</strong>answers
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<div class=\"views \" title=\"89 views\">
89 views
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<div class=\"summary\">
<h3><a href=\"/questions/78307/how-do-i-figure-out-the-correct-polarity-of-a-dc-barrel-connector\" class=\"question-hyperlink\">How do I figure out the correct polarity of a DC barrel connector</a></h3>
<div class=\"excerpt\">
I'm in the U.S. and I bought a digital wall clock from the U.K. which came with an AC adapter with input 230V/50Hz/90mA and output 9V/800mA. Now I could get a transformer to convert 120V to 230V but ...
</div>
<div class=\"tags t-multimeter t-polarity\">
<a href=\"/questions/tagged/multimeter\" class=\"post-tag\" title=\"show questions tagged 'multimeter'\" rel=\"tag\">multimeter</a> <a href=\"/questions/tagged/polarity\" class=\"post-tag\" title=\"show questions tagged 'polarity'\" rel=\"tag\">polarity</a>
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asked <span title=\"2013-08-07 21:38:15Z\" class=\"relativetime\">Aug 7 at 21:38</span>
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// result will be an iterator over tuples containing the start and end indices for each match in the string
let result = regex.captures_iter(string);
for mat in result {
println!("{:?}", mat);
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Rust, please visit: https://docs.rs/regex/latest/regex/