<?php
$currencies = [
'USD',
'BTC',
'DASH',
'LTC',
'SC',
'STEEM',
'WAVES',
'SNGLS',
'1ST',
'BQX',
'ETH',
'PTOY',
'XAUR',
];
$input = [
"BTCUSD",
"DASHBTC",
"DOGEUSD",
"LTCBTC",
"LTCUSD",
"SCBTC",
"STEEMBTC",
"WAVESBTC",
"SNGLSBTC",
"1STBTC",
"DASHUSD",
"BQXETH",
"PTOYETH",
"XAURETH",
"BTCUSDT",
];
$output=[];
foreach($input as $doubleCurrency){
foreach($currencies as $currency){
$pattern = '/^'.$currency. '/';
preg_match($pattern, $doubleCurrency, $matches);
if(array_key_exists(0, $matches)){
$output[]=$matches[0];
}
}
}
var_dump($output);
- Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
- array(14) {
[0]=>
string(3) "BTC"
[1]=>
string(4) "DASH"
[2]=>
string(3) "LTC"
[3]=>
string(3) "LTC"
[4]=>
string(2) "SC"
[5]=>
string(5) "STEEM"
[6]=>
string(5) "WAVES"
[7]=>
string(5) "SNGLS"
[8]=>
string(3) "1ST"
[9]=>
string(4) "DASH"
[10]=>
string(3) "BQX"
[11]=>
string(4) "PTOY"
[12]=>
string(4) "XAUR"
[13]=>
string(3) "BTC"
}
- Output for 8.3.5
- Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0
array(14) {
[0]=>
string(3) "BTC"
[1]=>
string(4) "DASH"
[2]=>
string(3) "LTC"
[3]=>
string(3) "LTC"
[4]=>
string(2) "SC"
[5]=>
string(5) "STEEM"
[6]=>
string(5) "WAVES"
[7]=>
string(5) "SNGLS"
[8]=>
string(3) "1ST"
[9]=>
string(4) "DASH"
[10]=>
string(3) "BQX"
[11]=>
string(4) "PTOY"
[12]=>
string(4) "XAUR"
[13]=>
string(3) "BTC"
}
preferences:
230.72 ms | 402 KiB | 291 Q