<span class="hljs-keyword">use</span> <span class="hljs-number">v5.38</span>;
<span class="hljs-keyword">use</span> <span class="hljs-number">5.0020</span>;

<span class="hljs-keyword">my</span> <span class="hljs-variable">$number</span> = <span class="hljs-number">9</span>;
<span class="hljs-variable">$number</span> = <span class="hljs-number">0</span>;
<span class="hljs-variable">$number</span> = 0_;
<span class="hljs-variable">$number</span> = <span class="hljs-number">00</span>;
<span class="hljs-variable">$number</span> = <span class="hljs-number">0.99</span>;
<span class="hljs-variable">$number</span> = <span class="hljs-number">99</span>;
<span class="hljs-variable">$number</span> = <span class="hljs-number">99.9</span>;
<span class="hljs-variable">$number</span> = <span class="hljs-number">99.99</span>;
<span class="hljs-variable">$number</span> = ._99;
<span class="hljs-variable">$number</span> = <span class="hljs-number">0x99FF</span>;
<span class="hljs-variable">$number</span> = <span class="hljs-number">0x99_EE_FF</span>;
<span class="hljs-variable">$number</span> = 0x_99_FF;
<span class="hljs-variable">$number</span> = <span class="hljs-number">0b00101011</span>;
<span class="hljs-variable">$number</span> = <span class="hljs-number">0b0010_1011</span>;
<span class="hljs-variable">$number</span> = 0b_0010_1011;
<span class="hljs-variable">$number</span> = <span class="hljs-number">0777</span>;
<span class="hljs-variable">$number</span> = <span class="hljs-number">07_7_7</span>;
<span class="hljs-variable">$number</span> = 0_777;
