3v4l.org

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<?php $v = 10; echo "aa $v"; print "aa $v"; echo "aa ".$v." bb"; print "aa ".$v." bb"; echo '>',$s,'>'; print '>'.$s.'>';
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
aa 10aa 10aa 10 bbaa 10 bb> Warning: Undefined variable $s in /in/m5Cjm on line 9 > Warning: Undefined variable $s in /in/m5Cjm on line 10 >>
Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
aa 10aa 10aa 10 bbaa 10 bb> Notice: Undefined variable: s in /in/m5Cjm on line 9 > Notice: Undefined variable: s in /in/m5Cjm on line 10 >>
Output for 7.3.32 - 7.3.33
aa 10aa 10aa 10 bbaa 10 bb>>>>
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
aa 10aa 10aa 10 bbaa 10 bb> Notice: Undefined variable: s in /in/m5Cjm on line 9 > Notice: Undefined variable: s in /in/m5Cjm on line 10 >>
preferences:
276.31 ms | 402 KiB | 455 Q