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264 lines
6.1 KiB
XML
264 lines
6.1 KiB
XML
<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision$ -->
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<sect1 id="language.function.if">
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<title>{if},{elseif},{else}</title>
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<para>
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Pernyataan <varname>{if}</varname> dalam Smarty memiliki kesamaan
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fleksibilitas seperti pernyataan PHP <ulink url="&url.php-manual;if">if</ulink>,
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dengan beberapa fitur yang ditambahkan untuk mesin template.
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Setiap <varname>{if}</varname> harus dipasangkan dengan
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<varname>{/if}</varname> yang sama. <varname>{else}</varname> dan
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<varname>{elseif}</varname> juga dibolehkan. Semua kondisional dan fungsi PHP
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dikenal, seperti <emphasis>||</emphasis>, <emphasis>or</emphasis>,
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<emphasis>&&</emphasis>, <emphasis>and</emphasis>,
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<emphasis>is_array()</emphasis>, dll.
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</para>
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<para>
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Jika <link linkend="variable.security"><parameter>$security</parameter></link>
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dihidupkan, hanya fungsi PHP dari array <emphasis>IF_FUNCS</emphasis> dari <link
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linkend="variable.security.settings"><parameter>$security_settings</parameter></link>
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yang dibolehkan.
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</para>
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<para>
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Berikut adalah daftar kualifikator yang dikenal yang harus dipisahkan dari
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elemen yang dikelilingi oleh spasi. Catatan bahwa item terdaftar dalam
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[kurung] adalah opsional. Persamaan PHP ditampilkan bila memungkinkan.
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</para>
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<informaltable frame="all">
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<tgroup cols="4">
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<colspec colname="qualifier" align="center" />
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<colspec colname="alternates" align="center" />
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<colspec colname="meaning" />
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<colspec colname="example" />
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<colspec colname="php" />
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<thead>
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<row>
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<entry>Kualifikator</entry>
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<entry>Pembeda</entry>
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<entry>Contoh Sintaks</entry>
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<entry>Arti</entry>
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<entry>Persamaan PHP</entry>
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</row>
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</thead>
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<tbody>
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<row>
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<entry>==</entry>
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<entry>eq</entry>
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<entry>$a eq $b</entry>
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<entry>sama</entry>
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<entry>==</entry>
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</row>
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<row>
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<entry>!=</entry>
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<entry>ne, neq</entry>
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<entry>$a neq $b</entry>
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<entry>tidak sama</entry>
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<entry>!=</entry>
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</row>
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<row>
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<entry>></entry>
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<entry>gt</entry>
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<entry>$a gt $b</entry>
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<entry>lebih besar dari</entry>
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<entry>></entry>
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</row>
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<row>
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<entry><</entry>
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<entry>lt</entry>
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<entry>$a lt $b</entry>
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<entry>kurang dari</entry>
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<entry><</entry>
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</row>
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<row>
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<entry>>=</entry>
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<entry>gte, ge</entry>
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<entry>$a ge $b</entry>
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<entry>lebih besar atau sama</entry>
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<entry>>=</entry>
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</row>
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<row>
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<entry><=</entry>
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<entry>lte, le</entry>
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<entry>$a le $b</entry>
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<entry>kurang dari atau sama</entry>
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<entry><=</entry>
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</row>
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<row>
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<entry>===</entry>
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<entry></entry>
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<entry>$a === 0</entry>
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<entry>periksa identitas</entry>
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<entry>===</entry>
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</row>
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<row>
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<entry>!</entry>
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<entry>not</entry>
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<entry>not $a</entry>
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<entry>negasi (unari)</entry>
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<entry>!</entry>
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</row>
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<row>
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<entry>%</entry>
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<entry>mod</entry>
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<entry>$a mod $b</entry>
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<entry>modulus</entry>
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<entry>%</entry>
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</row>
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<row>
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<entry>is [not] div by</entry>
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<entry></entry>
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<entry>$a is not div by 4</entry>
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<entry>bisa dibagi dengan</entry>
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<entry>$a % $b == 0</entry>
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</row>
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<row>
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<entry>is [not] even</entry>
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<entry></entry>
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<entry>$a is not even</entry>
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<entry>[bukan] angka genap (unari)</entry>
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<entry>$a % 2 == 0</entry>
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</row>
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<row>
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<entry>is [not] even by</entry>
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<entry></entry>
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<entry>$a is not even by $b</entry>
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<entry>tingkat pengelompokan [bukan] genap</entry>
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<entry>($a / $b) % 2 == 0</entry>
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</row>
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<row>
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<entry>is [not] odd</entry>
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<entry></entry>
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<entry>$a is not odd</entry>
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<entry>[bukan] angka ganjil (unari)</entry>
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<entry>$a % 2 != 0</entry>
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</row>
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<row>
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<entry>is [not] odd by</entry>
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<entry></entry>
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<entry>$a is not odd by $b</entry>
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<entry>[bukan] pengelompokan ganjil</entry>
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<entry>($a / $b) % 2 != 0</entry>
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</row>
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</tbody>
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</tgroup>
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</informaltable>
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<example>
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<title>pernyataan {if}</title>
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<programlisting>
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<![CDATA[
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{if $name eq 'Fred'}
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Welcome Sir.
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{elseif $name eq 'Wilma'}
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Welcome Ma'am.
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{else}
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Welcome, whatever you are.
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{/if}
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{* contoh dengan logika "or" *}
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{if $name eq 'Fred' or $name eq 'Wilma'}
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...
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{/if}
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{* sama seperti di atas *}
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{if $name == 'Fred' || $name == 'Wilma'}
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...
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{/if}
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{* kurung buka/tutup dibolehkan *}
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{if ( $amount < 0 or $amount > 1000 ) and $volume >= #minVolAmt#}
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...
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{/if}
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{* anda juga bisa menyertakan fungsi panggil php *}
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{if count($var) gt 0}
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...
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{/if}
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{* periksa array. *}
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{if is_array($foo) }
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.....
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{/if}
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{* periksa untuk yang bukan null. *}
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{if isset($foo) }
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.....
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{/if}
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{* uji apakah nilai genap atau ganjil *}
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{if $var is even}
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...
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{/if}
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{if $var is odd}
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...
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{/if}
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{if $var is not odd}
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...
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{/if}
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{* uji apakah var bisa dibagi dengan 4 *}
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{if $var is div by 4}
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...
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{/if}
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{*
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uji apakah var genap, dikelompokan oleh dua. misalnya,
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0=even, 1=even, 2=odd, 3=odd, 4=even, 5=even, dst.
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*}
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{if $var is even by 2}
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...
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{/if}
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{* 0=even, 1=even, 2=even, 3=odd, 4=odd, 5=odd, etc. *}
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{if $var is even by 3}
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...
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{/if}
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]]>
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</programlisting>
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</example>
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<example>
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<title>contoh {if} berikutnya</title>
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<programlisting>
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<![CDATA[
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{if isset($name) && $name == 'Blog'}
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{* lakukan sesuatu *}
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{elseif $name == $foo}
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{* lakukan sesuatu *}
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{/if}
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{if is_array($foo) && count($foo) > 0)
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{* lakukan untuk setiap pengulangan *}
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{/if}
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]]>
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</programlisting>
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</example>
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</sect1>
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<!-- Keep this comment at the end of the file
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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-shorttag:t
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sgml-minimize-attributes:nil
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sgml-always-quote-attributes:t
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sgml-indent-step:1
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sgml-indent-data:t
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indent-tabs-mode:nil
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sgml-parent-document:nil
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sgml-default-dtd-file:"../../../../manual.ced"
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sgml-exposed-tags:nil
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sgml-local-catalogs:nil
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sgml-local-ecat-files:nil
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End:
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vim600: syn=xml fen fdm=syntax fdl=2 si
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vim: et tw=78 syn=sgml
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vi: ts=1 sw=1
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-->
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