rich1.0phorkiehttps://p.cweiske.de/PHP: combine values of two arrays, alternatingChristian Weiske86400900900<!-- embedding all files of https://p.cweiske.de/854 -->
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<p>Inspiration: <a class="reference external" href="https://stackoverflow.com/q/11827451/282601">https://stackoverflow.com/q/11827451/282601</a></p>
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</style><div class="code"><table class="php"><tbody><tr class="li1"><td class="ln"><pre class="de1">1
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</pre></td><td class="de1"><pre class="de1"><span class="kw2"><?php</span>
<span class="re0">$a</span> <span class="sy0">=</span> <span class="br0">[</span><span class="st_h">'a1'</span><span class="sy0">,</span> <span class="st_h">'a2'</span><span class="sy0">,</span> <span class="st_h">'a3'</span><span class="br0">]</span><span class="sy0">;</span>
<span class="re0">$b</span> <span class="sy0">=</span> <span class="br0">[</span><span class="st_h">'b1'</span><span class="sy0">,</span> <span class="st_h">'b2'</span><span class="sy0">,</span> <span class="st_h">'b3'</span><span class="sy0">,</span> <span class="st_h">'b4'</span><span class="sy0">,</span> <span class="st_h">'b5'</span><span class="br0">]</span><span class="sy0">;</span>
<span class="re0">$combo</span> <span class="sy0">=</span> <a href="http://www.php.net/array_filter"><span class="kw3">array_filter</span></a><span class="br0">(</span><a href="http://www.php.net/array_merge"><span class="kw3">array_merge</span></a><span class="br0">(</span><span class="sy0">...</span><a href="http://www.php.net/array_map"><span class="kw3">array_map</span></a><span class="br0">(</span><span class="kw4">null</span><span class="sy0">,</span> <span class="re0">$a</span><span class="sy0">,</span> <span class="re0">$b</span><span class="br0">)</span><span class="br0">)</span><span class="br0">)</span><span class="sy0">;</span>
 
<a href="http://www.php.net/var_dump"><span class="kw3">var_dump</span></a><span class="br0">(</span><span class="re0">$combo</span><span class="br0">)</span><span class="sy0">;</span>
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<div class="code"><pre class="txt">array(8) {
[0]=> string(2) "a1"
[1]=> string(2) "b1"
[2]=> string(2) "a2"
[3]=> string(2) "b2"
[4]=> string(2) "a3"
[5]=> string(2) "b3"
[7]=> string(2) "b4"
[9]=> string(2) "b5"
}</pre></div>
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