Regular Expressions 101

Explanation

Pro

Group 1({[^}]*})

{the literal { (123₁₀ / 173₈ / 7B₁₆)

Negated Character Class[^}]*

*matches any number of characters outside the set below:

}the literal } (125₁₀ / 175₈ / 7D₁₆)

\s*any whitespace character, repeated any number of times

Negated Character Class[^{}]*

*matches any number of characters outside the set below:

{the literal { (123₁₀ / 173₈ / 7B₁₆)

}the literal } (125₁₀ / 175₈ / 7D₁₆)

\s*any whitespace character, repeated any number of times

{/if}the literal text {/if} (case insensitive)

Global pattern flags

i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters

Match Information

Detailed match information will be displayed here automatically.

Quick Reference

25 tokens

Regular Expression

({[^}]*})\s*[^{}]*\s*{/if}

New

{if $var1}
    {if $var2}
        {if $var3}  
            text *(&@$@!/\#<?>~`.,+-_  
        {/if}
    {/if}
    {if $var4}
        any symbols
    {elseif $var5}
        text
    {else}        
        {if $var6}{/if}
    {/if}
    {if $var7}{/if}
{else}
    text and symbols *(&@$$@!
{/if}

Extraction

{if $var1}
    {if $var2}
        {if $var3}  
            text *(&@$@!/\#<?>~`.,+-_  
        {/if}
    {/if}
    {if $var4}
        any symbols
    {elseif $var5}
        text
    {else}        
        {if $var6}{/if}
    {/if}
    {if $var7}{/if}
{else}
    text and symbols *(&@$$@!
{/if}