// 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><a href="\/questions\/\d+.+?">)(?<code2>.+)(?<code3><\/a)"#).unwrap();
let string = "<!DOCTYPE html>
<html>
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<span class=\"vote-count-post \"><strong>1</strong></span>
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<strong>2</strong>answers
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65 views
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<h3><a href=\"/questions/80417/can-i-safely-enclose-battery-powered-electronics-in-an-antistatic-bag-to-protect\" class=\"question-hyperlink\">Can I safely enclose battery-powered electronics in an antistatic bag to protect it from static electricity?</a></h3>
<div class=\"excerpt\">
I am building an enclosure for a Beaglebone and external circuit that I want to be able to wear, and therefore want to be lightweight and somewhat comfortable. I power the Beaglebone using a battery ...
</div>
<div class=\"tags t-shielding t-antistatic t-static\">
<a href=\"/questions/tagged/shielding\" class=\"post-tag\" title=\"show questions tagged 'shielding'\" rel=\"tag\">shielding</a> <a href=\"/questions/tagged/antistatic\" class=\"post-tag\" title=\"show questions tagged 'antistatic'\" rel=\"tag\">antistatic</a> <a href=\"/questions/tagged/static\" class=\"post-tag\" title=\"show questions tagged 'static'\" rel=\"tag\">static</a>
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<div class=\"started fr\">
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asked <span title=\"2013-08-27 22:47:03Z\" class=\"relativetime\">11 hours ago</span>
</div>
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<a href=\"/users/19783/mokogobo\"><div class=\"\"><img src=\"https://www.gravatar.com/avatar/045025756373a85e8336c8126ee006c6?s=32&d=identicon&r=PG\" alt=\"\" width=\"32\" height=\"32\"></div></a>
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<a href=\"/users/19783/mokogobo\">mokogobo</a><br>
<span class=\"reputation-score\" title=\"reputation score\" dir=\"ltr\">31</span><span title=\"4 bronze badges\"><span class=\"badge3\"></span><span class=\"badgecount\">4</span></span>
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<span class=\"vote-count-post \"><strong>0</strong></span>
<div class=\"viewcount\">votes</div>
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<div class=\"status answered\">
<strong>1</strong>answer
</div>
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<div class=\"views \" title=\"22 views\">
22 views
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<div class=\"summary\">
<h3><a href=\"/questions/80412/how-to-overwrite-flash-memory-on-stm32l-series\" class=\"question-hyperlink\">How to overwrite flash memory on STM32L series</a></h3>
<div class=\"excerpt\">
I am trying to write a known pattern (ie 0xFFFFFFFF or 0x00000000) on top of already written flash memory, to invalidate portions of it for a primitive file system. But it doesn't work for me on the ...
</div>
<div class=\"tags t-stm32 t-flash\">
<a href=\"/questions/tagged/stm32\" class=\"post-tag\" title=\"show questions tagged 'stm32'\" rel=\"tag\">stm32</a> <a href=\"/questions/tagged/flash\" class=\"post-tag\" title=\"show questions tagged 'flash'\" rel=\"tag\">flash</a>
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<div class=\"started fr\">
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<div class=\"user-action-time\">
asked <span title=\"2013-08-27 22:09:01Z\" class=\"relativetime\">12 hours ago</span>
</div>
<div class=\"user-gravatar32\">
<a href=\"/users/15757/mark-lakata\"><div class=\"\"><img src=\"https://www.gravatar.com/avatar/5fd80d98f96f9adbde7876cbda181715?s=32&d=identicon&r=PG\" alt=\"\" width=\"32\" height=\"32\"></div></a>
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<a href=\"/users/15757/mark-lakata\">Mark Lakata</a><br>
<span class=\"reputation-score\" title=\"reputation score\" dir=\"ltr\">111</span><span title=\"2 bronze badges\"><span class=\"badge3\"></span><span class=\"badgecount\">2</span></span>
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<div class=\"statsarrow\"></div>
<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\">
<strong>1</strong>answer
</div>
</div>
<div class=\"views \" title=\"61 views\">
61 views
</div>
</div>
<div class=\"summary\">
<h3><a href=\"/questions/80407/about-power-supply-of-opertional-amplifier\" class=\"question-hyperlink\">about power supply of opertional amplifier</a></h3>
<div class=\"excerpt\">
I am constructing an operational amplifier as shown in the following figure. I use a batter as supplier for the OP Amp and set it up as a non-inverting amp circuit. I saw that the output was clipped ...
</div>
<div class=\"tags t-op-amp\">
<a href=\"/questions/tagged/op-amp\" class=\"post-tag\" title=\"show questions tagged 'op-amp'\" rel=\"tag\">op-amp</a>
</div>
<div class=\"started fr\">
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asked <span title=\"2013-08-27 21:49:14Z\" class=\"relativetime\">12 hours ago</span>
</div>
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<a href=\"/users/17060/user1285419\"><div class=\"\"><img src=\"https://www.gravatar.com/avatar/08ee68b20a4eceff26f7eee99b708c08?s=32&d=identicon&r=PG\" alt=\"\" width=\"32\" height=\"32\"></div></a>
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<a href=\"/users/17060/user1285419\">user1285419</a><br>
<span class=\"reputation-score\" title=\"reputation score\" dir=\"ltr\">165</span><span title=\"5 bronze badges\"><span class=\"badge3\"></span><span class=\"badgecount\">5</span></span>
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<span class=\"vote-count-post \"><strong>4</strong></span>
<div class=\"viewcount\">votes</div>
</div>
</div>
<div class=\"status answered-accepted\">
<strong>2</strong>answers
</div>
</div>
<div class=\"views \" title=\"64 views\">
64 views
</div>
</div>
<div class=\"summary\">
<h3><a href=\"/questions/80405/5v-regulator-power-dissipation\" class=\"question-hyperlink\">5V Regulator Power Dissipation</a></h3>
<div class=\"excerpt\">
I am using a 5V regulator (LP2950) from ON Semiconductor. I am using this for USB power and I'm feeding in 9V from an adapter. USB requires maximum of 500mA right? So the maximum power dissipation in ...
</div>
<div class=\"tags t-voltage-regulator t-surface-mount t-heatsink t-5v t-power-dissipation\">
<a href=\"/questions/tagged/voltage-regulator\" class=\"post-tag\" title=\"show questions tagged 'voltage-regulator'\" rel=\"tag\">voltage-regulator</a> <a href=\"/questions/tagged/surface-mount\" class=\"post-tag\" title=\"show questions tagged 'surface-mount'\" rel=\"tag\">surface-mount</a> <a href=\"/questions/tagged/heatsink\" class=\"post-tag\" title=\"show questions tagged 'heatsink'\" rel=\"tag\">heatsink</a> <a href=\"/questions/tagged/5v\" class=\"post-tag\" title=\"show questions tagged '5v'\" rel=\"tag\">5v</a> <a href=\"/questions/tagged/power-dissipation\" class=\"post-tag\" title=\"show questions tagged 'power-dissipation'\" rel=\"tag\">power-dissipation</a>
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<div class=\"started fr\">
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asked <span title=\"2013-08-27 21:39:31Z\" class=\"relativetime\">13 hours ago</span>
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<a href=\"/users/10082/david-norman\"><div class=\"\"><img src=\"https://www.gravatar.com/avatar/8b073417e471077280b3fc5ff2eaf1f7?s=32&d=identicon&r=PG\" alt=\"\" width=\"32\" height=\"32\"></div></a>
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<a href=\"/users/10082/david-norman\">David Norman</a><br>
<span class=\"reputation-score\" title=\"reputation score\" dir=\"ltr\">322</span><span title=\"3 silver badges\"><span class=\"badge2\"></span><span class=\"badgecount\">3</span></span><span title=\"10 bronze badges\"><span class=\"badge3\"></span><span class=\"badgecount\">10</span></span>
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<div class=\"question-summary\" id=\"question-summary-80404\">
<div class=\"statscontainer\">
<div class=\"statsarrow\"></div>
<div class=\"stats\">
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<div class=\"votes\">
<span class=\"vote-count-post \"><strong>0</strong></span>
<div class=\"viewcount\">votes</div>
</div>
</div>
<div class=\"status answered\">
<strong>1</strong>answer
</div>
</div>
<div class=\"views \" title=\"44 views\">
44 views
</div>
</div>
<div class=\"summary\">
<h3><a href=\"/questions/80404/how-to-stop-two-dc-motors-simultaneously-using-limit-switches\" class=\"question-hyperlink\">How to stop two DC motors simultaneously using limit switches</a></h3>
<div class=\"excerpt\">
I need some help - I'm building a machine but I'm not sure of the best way of doing it.
I have three large wire spools. Two empty and one full. The full spool (approx. 500kg) is much larger than the ...
</div>
<div class=\"tags t-dc-motor t-switch-mode-power-supply t-servo t-plc t-toggle-switch\">
<a href=\"/questions/tagged/dc-motor\" class=\"post-tag\" title=\"show questions tagged 'dc-motor'\" rel=\"tag\">dc-motor</a> <a href=\"/questions/tagged/switch-mode-power-supply\" class=\"post-tag\" title=\"show questions tagged 'switch-mode-power-supply'\" rel=\"tag\">switch-mode-power-supply</a> <a href=\"/questions/tagged/servo\" class=\"post-tag\" title=\"show questions tagged 'servo'\" rel=\"tag\">servo</a> <a href=\"/questions/tagged/plc\" class=\"post-tag\" title=\"show questions tagged 'plc'\" rel=\"tag\">plc</a> <a href=\"/questions/tagged/toggle-switch\" class=\"post-tag\" title=\"show questions tagged 'toggle-switch'\" rel=\"tag\">toggle-switch</a>
</div>
<div class=\"started fr\">
<div class=\"user-info \">
<div class=\"user-action-time\">
asked <span title=\"2013-08-27 21:29:47Z\" class=\"relativetime\">13 hours ago</span>
</div>
<div class=\"user-gravatar32\">
<a href=\"/users/28090/golden-bucky\"><div class=\"\"><img src=\"https://www.gravatar.com/avatar/0d00cc71566104e18dc131bc7f5b4cf1?s=32&d=identicon&r=PG&f=1\" alt=\"\" width=\"32\" height=\"32\"></div></a>
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<div class=\"user-details\">
<a href=\"/users/28090/golden-bucky\">Golden Bucky</a><br>
<span class=\"reputation-score\" title=\"reputation score\" dir=\"ltr\">1</span>
</div>
</div>
</div>
</div>
</div>
<div class=\"question-summary\" id=\"question-summary-80396\">
<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>1</strong>answer
</div>
</div>
<div class=\"views \" title=\"58 views\">
58 views
</div>
</div>
<div class=\"summary\">
<h3><a href=\"/questions/80396/logic-level-translator-caveats\" class=\"question-hyperlink\">Logic Level Translator caveats</a></h3>
<div class=\"excerpt\">
I have a device that runs on 2.5Vcmos logic levels, there are about a half dozen ic's with a mixture of parallel and serial (TWI and I2C) signal lines. Rather than placing my own uC on the board I'd ...
</div>
<div class=\"tags t-level-translation\">
<a href=\"/questions/tagged/level-translation\" class=\"post-tag\" title=\"show questions tagged 'level-translation'\" rel=\"tag\">level-translation</a>
</div>
<div class=\"started fr\">
<div class=\"user-info \">
<div class=\"user-action-time\">
asked <span title=\"2013-08-27 20:45:03Z\" class=\"relativetime\">13 hours ago</span>
</div>
<div class=\"user-gravatar32\">
<a href=\"/users/1729/crasic\"><div class=\"\"><img src=\"https://www.gravatar.com/avatar/61084e40f265986dd41136b4f3dc028f?s=32&d=identicon&r=PG\" alt=\"\" width=\"32\" height=\"32\"></div></a>
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<div class=\"user-details\">
<a href=\"/users/1729/crasic\">crasic</a><br>
<span class=\"reputation-score\" title=\"reputation score\" dir=\"ltr\">643</span><span title=\"2 silver badges\"><span class=\"badge2\"></span><span class=\"badgecount\">2</span></span><span title=\"8 bronze badges\"><span class=\"badge3\"></span><span class=\"badgecount\">8</span></span>
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</div>
<div class=\"question-summary\" id=\"question-summary-80393\">
<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>1</strong>answer
</div>
</div>
<div class=\"views \" title=\"57 views\">
57 views
</div>
</div>
<div class=\"summary\">
<h3><a href=\"/questions/80393/microcontroller-newbe-here-led-color-pattern-controller-for-arcade-machine\" class=\"question-hyperlink\">Microcontroller Newbe here. LED color pattern controller for arcade machine [on hold]</a></h3>
<div class=\"excerpt\">
I am building an arcade machine and I want to make a cool led light display for the marquee.
You can see pictures of what I'm talking about here.
I want to light up each one of those holes with ...
</div>
<div class=\"tags t-microcontroller t-led\">
<a href=\"/questions/tagged/microcontroller\" class=\"post-tag\" title=\"show questions tagged 'microcontroller'\" rel=\"tag\">microcontroller</a> <a href=\"/questions/tagged/led\" class=\"post-tag\" title=\"show questions tagged 'led'\" rel=\"tag\">led</a>
</div>
<div class=\"started fr\">
<div class=\"user-info \">
<div class=\"user-action-time\">
asked <span title=\"2013-08-27 20:34:56Z\" class=\"relativetime\">14 hours ago</span>
</div>
<div class=\"user-gravatar32\">
<a href=\"/users/28086/doug-steinberg\"><div class=\"\"><img src=\"https://www.gravatar.com/avatar/f8a5cf563e719e934263883978ab80f1?s=32&d=identicon&r=PG\" alt=\"\" width=\"32\" height=\"32\"></div></a>
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<div class=\"user-details\">
<a href=\"/users/28086/doug-steinberg\">Doug Steinberg</a><br>
<span class=\"reputation-score\" title=\"reputation score\" dir=\"ltr\">6</span><span title=\"1 bronze badge\"><span class=\"badge3\"></span><span class=\"badgecount\">1</span></span>
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</div>
<div class=\"question-summary\" id=\"question-summary-80385\">
<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=\"69 views\">
69 views
</div>
</div>
<div class=\"summary\">
<h3><a href=\"/questions/80385/how-to-scale-dynamic-range-voltage-to-1-5-volt\" class=\"question-hyperlink\">how to scale dynamic range voltage to 1-5 volt</a></h3>
<div class=\"excerpt\">
how can i make circuit that scale input voltage that have dynamic range to 1-5 volt output?
the circuit will have Vref+ and Vref- as maximum and minimum for Vinput and then scale to 1-5 volt output
...
</div>
<div class=\"tags t-voltage t-amplifier\">
<a href=\"/questions/tagged/voltage\" class=\"post-tag\" title=\"show questions tagged 'voltage'\" rel=\"tag\">voltage</a> <a href=\"/questions/tagged/amplifier\" class=\"post-tag\" title=\"show questions tagged 'amplifier'\" rel=\"tag\">amplifier</a>
</div>
<div class=\"started fr\">
<div class=\"user-info \">
<div class=\"user-action-time\">
asked <span title=\"2013-08-27 19:30:33Z\" class=\"relativetime\">15 hours ago</span>
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<h3><a href=\"/questions/80383/is-it-the-frequency-that-determines-the-current-in-a-lc-tank-parallel-circuit\" class=\"question-hyperlink\">Is it the frequency that determines the current in a LC Tank Parallel Circuit?</a></h3>
<div class=\"excerpt\">
Jump a head to the question if you aren't interested in the background of my project
Background of my project
I want to create objects of metal. So I need to be able to cast a metal. Aluminium seems ...
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<div class=\"tags t-current t-frequency t-solenoid t-induction t-rlc\">
<a href=\"/questions/tagged/current\" class=\"post-tag\" title=\"show questions tagged 'current'\" rel=\"tag\">current</a> <a href=\"/questions/tagged/frequency\" class=\"post-tag\" title=\"show questions tagged 'frequency'\" rel=\"tag\">frequency</a> <a href=\"/questions/tagged/solenoid\" class=\"post-tag\" title=\"show questions tagged 'solenoid'\" rel=\"tag\">solenoid</a> <a href=\"/questions/tagged/induction\" class=\"post-tag\" title=\"show questions tagged 'induction'\" rel=\"tag\">induction</a> <a href=\"/questions/tagged/rlc\" class=\"post-tag\" title=\"show questions tagged 'rlc'\" rel=\"tag\">rlc</a>
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asked <span title=\"2013-08-27 19:29:24Z\" class=\"relativetime\">15 hours ago</span>
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<a href=\"/users/26135/mike-de-klerk\"><div class=\"\"><img src=\"https://www.gravatar.com/avatar/7c2d61f7fedb644912d1cef5ed0b250a?s=32&d=identicon&r=PG\" alt=\"\" width=\"32\" height=\"32\"></div></a>
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<a href=\"/users/26135/mike-de-klerk\">Mike de Klerk</a><br>
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54 views
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<h3><a href=\"/questions/80378/replacing-resistors-with-equivalent-resistor\" class=\"question-hyperlink\">Replacing resistors with equivalent resistor</a></h3>
<div class=\"excerpt\">
This is somewhat a homework assignment, but please bear with me. Given the following schematic, I want to know the overall resistance when measured from node A to node B.
simulate this circuit ...
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<div class=\"tags t-resistors t-resistance t-circuit-analysis\">
<a href=\"/questions/tagged/resistors\" class=\"post-tag\" title=\"show questions tagged 'resistors'\" rel=\"tag\">resistors</a> <a href=\"/questions/tagged/resistance\" class=\"post-tag\" title=\"show questions tagged 'resistance'\" rel=\"tag\">resistance</a> <a href=\"/questions/tagged/circuit-analysis\" class=\"post-tag\" title=\"show questions tagged 'circuit-analysis'\" rel=\"tag\">circuit-analysis</a>
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asked <span title=\"2013-08-27 19:07:14Z\" class=\"relativetime\">15 hours ago</span>
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<span class=\"vote-count-post \"><strong>2</strong></span>
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<strong>2</strong>answers
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<div class=\"views \" title=\"32 views\">
32 views
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<h3><a href=\"/questions/80371/saturation-current-in-inductor-definition\" class=\"question-hyperlink\">Saturation current in inductor - Definition?</a></h3>
<div class=\"excerpt\">
Can somebody explain me what actually is a saturation current of an inductor. You may consider one inductor too and explain the things. This is very much confusing for me. Somebody give me a clear cut ...
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<div class=\"tags t-inductor\">
<a href=\"/questions/tagged/inductor\" class=\"post-tag\" title=\"show questions tagged 'inductor'\" rel=\"tag\">inductor</a>
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asked <span title=\"2013-08-27 18:38:03Z\" class=\"relativetime\">16 hours ago</span>
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<a href=\"/users/20352/durgaprasad\">Durgaprasad</a><br>
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<strong>2</strong>answers
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<div class=\"views \" title=\"85 views\">
85 views
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<h3><a href=\"/questions/80370/is-it-possible-for-batteries-to-give-a-false-reading-of-being-charged-with-a-mul\" class=\"question-hyperlink\">Is it possible for batteries to give a false reading of being charged with a multimeter?</a></h3>
<div class=\"excerpt\">
I bought a Stanley SL5W09L spotlight about four years ago and it has performed wonderfully ever since. Recently however it has stopped working.
I can plug it in, and the charge light will come on ...
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<div class=\"tags t-batteries\">
<a href=\"/questions/tagged/batteries\" class=\"post-tag\" title=\"show questions tagged 'batteries'\" rel=\"tag\">batteries</a>
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asked <span title=\"2013-08-27 18:36:29Z\" class=\"relativetime\">16 hours ago</span>
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<a href=\"/users/24413/steve-french\">Steve French</a><br>
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37 views
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<h3><a href=\"/questions/80366/arduino-accessing-extra-analog-pins-on-32-pin-smt-package\" class=\"question-hyperlink\">Arduino - accessing extra analog pins on 32-pin SMT package</a></h3>
<div class=\"excerpt\">
I've got a 32-pin ATMega328 on a breadboard. I have its analog pin #6 as an input pin from another IC on my board. The IC sends data to this analog pin.
Now, the ATMega328 DIP package (used on the ...
</div>
<div class=\"tags t-arduino\">
<a href=\"/questions/tagged/arduino\" class=\"post-tag\" title=\"show questions tagged 'arduino'\" rel=\"tag\">arduino</a>
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asked <span title=\"2013-08-27 18:07:58Z\" class=\"relativetime\">16 hours ago</span>
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<a href=\"/users/17082/ryan-tuck\">Ryan Tuck</a><br>
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<span class=\"vote-count-post \"><strong>6</strong></span>
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<strong>4</strong>answers
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<div class=\"views \" title=\"88 views\">
88 views
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<h3><a href=\"/questions/80365/capacitor-inrush-current\" class=\"question-hyperlink\">Capacitor Inrush Current</a></h3>
<div class=\"excerpt\">
I have to filter a power control circuit and as usual I am using lots of capacitors in parallel. Some of these capacitors are Tantalum or Aluminium Polymer types, with ripple current ratings of 3 amps ...
</div>
<div class=\"tags t-capacitor t-inrush-current\">
<a href=\"/questions/tagged/capacitor\" class=\"post-tag\" title=\"show questions tagged 'capacitor'\" rel=\"tag\">capacitor</a> <a href=\"/questions/tagged/inrush-current\" class=\"post-tag\" title=\"show questions tagged 'inrush-current'\" rel=\"tag\">inrush-current</a>
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asked <span title=\"2013-08-27 18:04:39Z\" class=\"relativetime\">16 hours ago</span>
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28 views
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<h3><a href=\"/questions/80360/designing-adc-driver-circuit-using-ltc6406\" class=\"question-hyperlink\">Designing ADC driver circuit using LTC6406</a></h3>
<div class=\"excerpt\">
I am designing the front end(single ended to differential) for the ADC using LTC6406 to interface with the 20MSPS ADC. My input frequency is 140 MHz.
Simulation Sch is shown below:
L1, L2 and C1 are ...
</div>
<div class=\"tags t-circuit t-adc\">
<a href=\"/questions/tagged/circuit\" class=\"post-tag\" title=\"show questions tagged 'circuit'\" rel=\"tag\">circuit</a> <a href=\"/questions/tagged/adc\" class=\"post-tag\" title=\"show questions tagged 'adc'\" rel=\"tag\">adc</a>
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asked <span title=\"2013-08-27 17:36:42Z\" class=\"relativetime\">17 hours ago</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/